Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51869 1st Response Plumbing Tony Hines Hiawatha IA Tony Hines (10549) Tony Hines (10549) Tony Hines (10549) 06/30/201750472 3 T Services, Inc Tony Derrick Sioux City IA Martin L. Winebrinner (05329) Martin L. Winebrinner (05329) 06/30/201750270 5 Star Plumbing Bryan Thumma Anamosa IA Bryan Thumma (01068) Bryan Thumma (01068) Bryan Thumma (01068) 06/30/201751905 7 Rivers Mechanical LLC John T Radecki La Crescent MN Robert Radecki (22090) Matt Troendle (02772) Matt Troendle (02772) 06/30/201751239 72 Degrees Comfort Company Kendel Richlen Ankeny IA Paul W Lusmann (05731) Luke Bristow (09505) Kendel S Richlen (02441) 06/30/201751340 A & A Plumbing & Electric Robert Agnew Hamburg IA Robert N Agnew (00033) Robert N Agnew (00033) Robert N Agnew (00033) 01/06/201751294 A & A Refrigeration Scott Sehr Elk Point SD Scott A Sehr (07155) 06/30/201750715 A & E Factory Service, LLC Donald Munn Hoffman Estates IL Larry D. Eurich (07890) Larry D. Eurich (07890) 06/30/201750917 A & J Sales Enterprises Inc. Alan Sales Sioux City IA Alan C Sales (05523) 06/30/201751300 A & W Enterprises LLC dba Crain Construction Justin Walter Clarinda IA Jeremy S Wise (11045) 06/30/201751701 A and A Refrigeration George Pokrajac Moline IL George Pakrojac (11667) 06/30/201750137 A C Murphy Heating & Cooking Michael Murphy Des Moines IA Michael Murphy (18053) 06/30/201751954 A Plus 1 Plumbing Charles Armes Roland IA Charles Armes (05824) 06/30/201751725 A Prime Refrigeration Co, Inc Daniel Parle Fort Dodge IA Daniel Parle (12218) Daniel Parle (12218) 06/30/201751257 A R A Service Co Bryan Christensen Council Bluffs IA Bryan L Christensen (06056) Bryan L Christensen (06056) 06/30/201751446 A Raymond Plumbing Andy Raymond Crescent IA Andy A Raymond (07831) 06/30/201750078 A T Plumbing Aaron Thede Hudson IA Aaron Thede (03206) 06/30/201750241 A. R. B. Construction, Inc Adam Budelier Durant IA Adam Budelier (06958) Adam Budelier (06958) 06/30/201750155 A+ Plumbing Alan Spears Moline IL Alan Spears (16004) 06/30/201750976 A+ Plumbing Richard Frickson Waterloo IA Richard L Frickson (05484) 06/30/201750820 A-1 Morris Heating & Cooling Barry Morris Davenport IA Barry J Morris (06793) 06/30/201750114 A-1 Plumbing LLC Ross Anderson Earlham IA Ross Anderson (08717) Ross Anderson (08717) 06/30/201750473 A-1 Propane & Services Inc Michael Walters Iowa City IA Michael Walters (04815) Michael Walters (04815) 06/30/201751476 A2Z Heating and Plumbing, Inc Darline Horton Iowa City IA Michael S Jones (06216) Michael S Jones (06216) Michael S Jones (06216) 06/30/201750682 AAA Mechanical Contractors Inc Jeff Koeppel Coralville IA Jeff Koeppel (00102) Jeff Koeppel (00102) Jeff Koeppel (00102) 06/30/201751240 AAA Plumbing Roger Young Altoona IA Roger D Young (01001) 06/30/201750814 AAA Refrigeration Chris Dovel Red Oak IA Chris L. Dovel (02425) Chris L. Dovel (02425) Chris L. Dovel (02425) 06/30/201751131 Aaron Charlet Aaron Charlet Adel IA Aaron P. Charlet (05242) 12/04/201650267 ABC Heating & Air Conditioning Inc Cheryl Long Donahue IA Charles Long Jr. (00599) Charles Long Jr. (00599) Charles Long Jr. (00599) 06/30/201751716 ABC Heating & Cooling, LLC Brett Chambers Pacific Junction IA Brett Chambers (18543) 06/30/201751839 Above Par Inc Anthony Bell Sioux City IA Anthony Bell (03312) Anthony Bell (03312) Anthony Bell (03312) 06/30/201751841 Absolute Air Heating & Cooling Randall Celsi West Des Moines IA Randall Celsi (09649) 06/30/201751625 Absolute Comfort Heating & Air Conditioning Larry Nelson Coralville IA Larry Nelson (00005) Larry nelson (00005) 06/30/201750138 AC & R Specialists Kenneth Beaulieu Dakota Dunes SD Timothy Gormally (06508) Kenneth Beaulieu (04932) Kenneth Beaulieu (04932) 06/30/201751600 ACCO Engineered Systems Inc. Bryan Graham Glendale CA Bryan Graham (19641) 06/30/201750572 Accurate Heating & Cooling Inc Geryl Schmielau Elkhorn NE Geryl Schmielau (06980) 06/30/201751526 Accurate Plumbing Kenneth Adams Bondurant IA Kenneth B Adams (10018) 06/30/201751559 Ace Plumbing Jonathon Roupe Sioux City IA Jonathon L Roupe (08403) 06/30/201750213 Ace Refrigeration Company of Sioux City, Inc Thomas Kirchmeier Sioux City IA Thomas Kirchmeier (10175) 06/30/201750513 Ace Refrigeration Inc Jae Brandon Cedar Rapids IA Derek Lewis (02503) Adam Grabin (01705) Adam Grabin (01705) 06/30/201750214 ACI Mechanical, Inc Michael McCoy Ames IA Michael McCoy (12179) Michael McCoy (12179) Michael McCoy (12179) 06/30/201750602 Ackerman Plumbing Services Inc Corey Ackerman Williamsburg IA Corey Ackerman (00159) Dale Lane (06688) Corey Ackerman (00159) 06/30/201751558 Acme Contracting LLC Chad Elliott Kelley IA Chad Elliott (04061) 06/30/201750906 Action Plumbing & Heating Corp Erik Craig La Crosse WI Steven J Wolf (11311) 06/30/201751036 Action Plus Plbg, Htg & Cooling, LLC Bryon Dutton Elkhart IA Bryon Dutton (01794) Jasen E Cox (05952) 06/30/201751496 Active Plumbing LLC Robert Wriedt Davenport IA Robert A Wriedt (01146) 02/11/201750470 Adam Henderson Adam Henderson Ankeny IA Adam Henderson (13048) 06/30/201751113 Adams Plumbing Cody Adams Lenox IA Cody B Adams (03385) 06/30/201751853 Adams Plumbing & Heating, Inc Terry Adams Osage IA Terry Adams (01956) Terry Adams (01956) Terry Adams (01956) 06/30/201750199 Advanced Air Mechanical, Inc. Jenna Hill West Des Moines IA Ronald Hendrickson (00734) Ronald Hendrickson (00734) 06/30/201751216 Advanced Heating & Air Conditioning Jon Symens Fort Dodge IA Jon M. Symens (05284) 12/17/201650109 Advanced Mechanical Geothermal Ernest Ellis Davenport IA Ernest Ellis (01836) Ernest Ellis (01836) Ernest Ellis (01836) 06/30/201750699 Advanced Problem Solutions Rod Brace Indianola IA Roderick Brace (02346) Roderick Brace (02346) Roderick Brace (02346) 06/30/201751037 Advantage Heating & A/C Tim Kramer Iowa City IA Tim R Kramer (00346) 06/30/201750456 Advantage Homes LLC Kirk Hesse Johnston IA Kirk Hesse (09279) 06/30/201750821 Advantage Sheet Metal, Inc. Dennis Willett Dubuque IA Dennis M Willett (04127) Dennis M Willett (04127) Dennis M Willett (04127) 06/30/201750800 Aero Plumbing Robert Rosenboom Davenport IA Robert W. Rosenboom (00629) Robert W. Rosenboom (00629) 06/30/201751857 AES Mechanical Services Group, Inc Charles Kujala Tallassee AL Charles Kujala (12978) 06/30/201750847 Affordable Heating & Air, LLC Timothy Glines Walnut IA Timothy A Glines (03066) 06/30/201750514 Affordable Heating & Cooling Bryan Thumma Anamosa IA Bryan Thumma (01068) Bryan Thumma (01068) Bryan Thumma (01068) 06/30/201751992 Affordable Heating and Air, LLC Ramiro Castillo Muscatine IA Scott Jehle (01375) 06/30/201751474 Affordable Plumbing & Remodeling Heidi Karr Cedar Rapids IA Donald A Karr III (00119) 06/30/201751651 Affordable Quality Plumbing Randy Durkop North Liberty IA Randy Durkop (02362) 06/30/201750057 Affordable Services LLC Sean Hill New Sharon IA Jeff Danels (01214) Jeff Danels (01214) Jeff Danels (01214) 06/30/201751816 Agape Mechanical Kyle Thompson Elko New Market MN j d (00000) 06/30/201750640 AIM Construction Co Inc dba AIM Kitchen & Bath Peter Gersdorf Des Moines IA Peter Gersdorf (00096) 06/30/201750474 Air Care Heating & Air Conditioning Steven Etherington Council Bluffs IA Steven Etherington (07814) 06/30/201750002 Air Care, Inc. Donald Child Mason City IA Donald Child (03142) Donald Child (03142) Donald Child (03142) 06/30/201751627 Air Comfort Inc Kelly Shoudy Cedar Rapids IA Kelly Shoudy (04387) 06/30/201750308 Air Con Mechanical Corporation James Shaffer Des Moines IA James Shaffer (05543) James Shaffer (05543) James Shaffer (05543) 06/30/201751298 Air Conditioning & Heating, Inc. Rob Telford Rock Rapids IA Daniel R Gerber (09361) Daniel R Gerber (09361) Daniel R Gerber (09361) 06/30/201751737 Air Control, Inc Sean Connell Clinton IA Chad Sweeney (08310) Chad Sweeney (08310) 06/30/201750683 Air Services Inc Daniel Knipp Waterloo IA Dan Knipp (01495) Dan Knipp (01495) Dan Knipp (01495) 06/30/201751819 Air Solutions Iowa, Inc Andrew Jacobson Osceola IA Andrew Jacobson (06866) 06/30/201751751 Air Support Inc Heating & Air Conditioning Andrew Van Fleet Johnston IA Andrew Van Fleet (10515) 06/30/201751793 Air Tech Mechanical Systems DBA Star Refrigeration Dale Olson Waterloo IA Steven R Frohling (06020) 06/30/201751372 Air-Tech Dale Olson Waterloo IA Dale Olson (08372) Dale Olson (08372) Dale Olson (08372) 01/08/201751342 Airtech LLC Nedzad Elkaz Grimes IA Nedzad Elkaz (06930) Nedzad Elkaz (06930) Nedzad Elkaz (06930) 06/30/201750139 AJ Allen Mechanical Contractors, Inc Harold Miller Des Moines IA Harold Miller (08967) Harold Miller (08967) Harold Miller (08967) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50988 AJM Group LLC Kathy Douglas Ankeny IA Gregory Morris (04571) 06/30/201750926 Aksarben Heating, A/C, Plumbing John Aliano Omaha NE John M Aliano (07384) John M Aliano (07384) John M Aliano (07384) 06/30/201750898 Al Abkes Heating & Cooling Alan Abkes Cedar Falls IA Alan M Abkes (01425) 06/30/201750904 Al Gordon Plumbing & Heating LC Allen Gordon Waterloo IA Allen J Gordon (11068) Allen J Gordon (11068) Allen J Gordon (11068) 06/30/201750032 Albaugh PHC Inc Ryan Albaugh Tipton IA Ryan Albaugh (01446) Ryan Albaugh (01446) Ryan Albaugh (01446) 06/30/201750003 Algona Plumbing & Heating LLC Scott Sewick Algona IA Scott J Sewick (11794) Scott J Sewick (11794) Scott J Sewick (11794) 06/30/201751135 Algona Refrigeration Clarence Metzger Algona IA Clarence J Metzger (13398) 11/25/201650645 All Hours Heating & Cooling John Minyard Milan IL John Minyard (11610) 06/30/201750984 All Plumbing LLC Richard Debartolo Des Moines IA Richard Debartolo (08402) 06/30/201751187 All Seasons Heating & Cooling Inc. Joseph Mettille Dubuque IA Joseph R Mettille (05887) Joseph R Mettille (05887) Joseph R Mettille (05887) 06/30/201750476 All Star Plumbing & Heating Inc Richard Fisher Hudson IA Richard Fisher (06433) Richard Fisher (06433) Richard Fisher (06433) 06/30/201751198 All Temp Refrigeration, Inc. Brian Joyner Cedar Rapids IA Brian D Joyner (02104) Brian D Joyner (02104) Brian D Joyner (02104) 12/11/201651386 Allen Plumbing John Allen Ankeny IA John D Allen (05692) 01/09/201750111 Allen Plumbing & Heating Paul Allen Des Moines IA Paul Allen (10524) Paul Allen (10524) Paul Allen (10524) 06/30/201750405 Allensworth Heating & Cooling, Inc Scott Allensworth Red Oak IA Scott Allensworth (06951) Scott Allensworth (06951) Scott Allensworth (06951) 06/30/201751381 Allison Plumbing, Heating & A/C, Inc Michael Allison East Moline IL Michael D Allison (06177) Michael D Allison (06177) Michael D Allison (06177) 01/08/201752000 All-Pro Plumbing Iowa, LLC Matthew Ray Thompson Nevada IA Matthew Ray Thompson (01089) 06/30/201751193 Allstate Spa Repair LLC William Frommelt Guttenberg IA William J Frommelt (12411) William J Frommelt (12411) 06/30/201751416 Alphs Service and Supply David Alphs Buffalo Center IA David S Alphs (05395) David S Alphs (05395) David S Alphs (05395) 01/15/201751182 Al's Refrigeration Allen Bahl Dubuque IA Allen Bahl (07572) 12/11/201650798 Altoona Area Services LLC Michael Bird Altoona IA Michael E. Bird (09988) Michael E. Bird (09988) Michael E. Bird (09988) 06/30/201751299 AM PM Plumbing Brian Coffin West Des Moines IA Brian J Coffin (04594) 01/02/201751553 Amana Colonies Heating & Cooling LLC Kirk Setzer Amana IA Kirk W Setzer (08059) Kirk W Setzer (08059) Kirk W Setzer (08059) 06/30/201750967 AMC Plumbing Inc Michael Schnathorst Des Moines IA Michael A Schnathorst (08498) 06/30/201751887 American Boiler & Mechanical Matt Pingel Saint Louis MO Darrell Barber (10567) 06/30/201751439 American Foodservice Equipment, Inc. Jeff Holmes Davenport IA Jeff C Holmes (03150) 01/17/201750574 American Mechanical Matthew Cooper Granger IA Matt Cooper (02208) Matt Cooper (02208) Matt Cooper (02208) 06/30/201750001 American Piping Group, Inc Mike Vegter Morrison IL Mike Vegter (10416) 06/30/201751593 American Refrigeration, Heating, and Air Conditioning CompanyJohn Lacefield Rock Island IL John Lacefield (12054) 06/30/201751866 American Renovations Michael LeClere Center Point IA Michael LeClere (08849) 06/30/201750457 Ames Heating and Cooling Brody Linder Ames IA Brody Linder (02290) Brody Linder (02290) 06/30/201750331 Ames Plumbing Service Inc. Robert Braun Ames IA Robert Braun (05794) 06/30/201750307 Ames Trenching & Excavating Inc William Fedeler Ames IA William Fedeler (01802) 06/30/201751098 Andersen Plumbing Inc. Joshua Andersen Waterloo NE Joshua J Andersen (12348) 06/30/201750763 Anderson Heating & Cooling Greg Anderson Sioux City IA Greg M. Anderson (09974) 06/30/201751672 Anderson Plumbing, LLC Jason Anderson Newton IA Jason Anderson (04697) 06/30/201751570 Anderson Service Ron Anderson Stanhope IA Ron Anderson (05163) Chad Anderson (05047) Ron Anderson (05163) 06/30/201750653 Andrew North Andrew North Harlan IA Andrew North (10746) 06/30/201751440 Andy Young Custom Builiding Andy Young Pacific Junction IA Andy L Young (10258) 06/30/201750082 Andy's Plumbing & Heating Inc. Larry Andersen Waterloo IA Larry E. Andersen (00982) Larry E. Andersen (00982) Larry E. Andersen (00982) 06/30/201751311 Anthony D Halsey dba Halsey Plbg, Htg, Cooling & Elec Anthony Halsey West Des Moines IA Anthony D Halsey (10500) Anthony D Halsey (10500) Anthony D Halsey (10500) 01/02/201751599 Anthony Plbg., Htg., Elec & AC Inc. Michael Anthony Le Mars IA Michael R Anthony (11185) Michael R Anthony (11185) Michael R Anthony (11185) 06/30/201750797 A-One Plumbing Keith Wyatt Cedar Rapids IA Keith J. Wyatt (08939) 06/30/201750855 A-P Appliance Htg & Clg Thomas Meyer Parkersburg IA Thomas W Meyer (03740) 06/30/201751898 Apex Property Services M Anthony Mitchell Ankeny IA M Anthony Mitchell (16161) 06/30/201751877 Apex Services Marc Chard Elkhorn NE Marc Chard (10661) 06/30/201751164 Apollo Refrig. & Htg Sys., Inc. dba Apollo Htg & A/C Tom Yeoman Bellevue NE Tom L Yeoman (01871) Tom L Yeoman (01871) 06/30/201750162 Appliance Plus, LLC John Harshbarger Urbandale IA John Harshbarger (05429) 06/30/201750885 Appliance Repair Service of Bridgewater, LLC John Burg Bridgewater IA John W Burg (01385) John W Burg (01385) John W Burg (01385) 06/30/201751516 Aqua-Care Marketing LLC Joseph Pagano Grimes IA Steven J Sonnenburg (12202) 06/30/201751503 Architect Mechanical, Inc. Patrick Nicoum Minneapolis MN Keith E Thompson (14977) 06/30/201750768 Arctic Insulation Specialists Inc. Mark Eichinger Marion IA Barton F. Bock (06575) 06/30/201750786 Arctic Refrigeration, L.C. John Thierman Waterloo IA John C. Thierman (00498) John C. Thierman (00498) 06/30/201751021 Armstrong Plumbing Harry Armstrong Badger IA Harry T Armstrong (00355) Harry T Armstrong (00355) 06/30/201751724 Arnold Motor Supply, LLP Troy Seivert Spencer IA Glen Delperdang (04806) Glen Delperdang (04806) Glen Delperdang (04806) 06/30/201750015 Arnold Refrigeration Inc Mark Arnold Burlington IA Mark Arnold (02443) Mark Arnold (02443) 06/30/201751815 Around Town Heating & Air Conditioning Phillip Barnes Marion IA Phillip Barnes (02860) 06/30/201751002 Art Push & Sons Inc Eric Push Omaha NE Eric T Push (02140) 06/30/201752007 Artisan Plumbing Steve Edmann Qvale Ames IA Steve Edmann Qvale (08684) 06/30/201751166 Arts Electric Inc. David Van Otterloo Hull IA David A Van Otterloo (13577) David A Van Otterloo (13577) David A Van Otterloo (13577) 06/30/201750108 ASAP Plumbing Jerry Snitker Cedar Rapids IA Jerry Snitker (00329) 06/30/201750908 Aspen Aire Inc Justin Gibson Ankeny IA Justin G Gibson (07454) 06/30/201751489 At Your Service Co. Gary Spalla Mason City IA Gary C Spalla (06059) 02/05/201751674 A-Team Heating & Cooling Tom Bousquet South Sioux City NE Tom Bousquet (10748) Tom Bousquet (10748) 06/30/201751605 Atwood Rental Properties Mark Atwood Collins IA Mark Atwood (09856) 06/30/201751188 Augustin Enterprises LLC Richard Augustin Dubuque IA Richard J Augustin (02770) 12/11/201651666 Aurora Plumbing & Electric, Inc Lee Opitz Aurora IA Lee Opitz (00315) Lee Opitz (00315) 06/30/201751805 AZCO, Inc Jenny Morrow Menasha WI Robert Cook (03097) 06/30/201751096 B & B Plumbing & Heating, Inc. Keith Bonnema Sioux Center IA Keith L Bonnema (04647) Keith L Bonnema (04647) Keith L Bonnema (04647) 06/30/201751665 B & D Heating and Air Conditioning Inc Bruce Shakespeare Center Point IA Bruce Shakespeare (07773) Bruce Shakespeare (07773) 06/30/201751059 B & G HVAC Inc Chad Gauthier Marshalltown IA Chad T Gauthier (04820) Chad T Gauthier (04820) Chad T Gauthier (04820) 06/30/201750013 B & K Heating & Plumbing, Inc Brian Bohr Postville IA Brian Bohr (05159) Brian Bohr (05159) Brian Bohr (05159) 06/30/201751313 B & K Plumbing & Heating LLC Jonathon Hintz Primghar IA Jonathon W Hintz (00300) Jonathon W Hintz (00300) 06/30/201751463 B & W Tin Shop, Inc. Todd Holeman Moline IL Todd M Holman (10777) 01/27/201751742 B B Plumbing and Drain Brian Haberberger Council Bluffs IA Brian Haberberger (05623) 06/30/201750665 B G Brecke Inc Robert Brecke Cedar Rapids IA Bret Brecke (00807) Brad Brecke (00806) Bret Brecke (00807) 06/30/201751156 B G Builders LLC Matt Gilliland Mount Ayr IA Matt L Gilliland (12201) 06/30/201750861 Backoff Heating & Cooling Robert Backoff Marshalltown IA Robert J Backoff (01405) 06/30/201751130 Backus Plumbing Inc Ronald Backus Newton IA Ronald C Backus (11041) Ronald C Backus (11041) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51899 Badker Plumbing, Inc Lon Badker Manly IA Lon Badker (06223) Lon Badker (06223) Lon Badker (06223) 06/30/201751663 Bagby Plumbing Service, Inc Benjamin Bagby East Moline IL Timothy W. Marshall (16337) 06/30/201751173 Baier Heating and Air Kevin Baier Dubuque IA Kevin D Baier (00342) 12/06/201651461 Bailey Construction Partnership Charles Bailey Corydon IA Charles P Bailey (14386) 01/24/201750295 Baker Heating & Cooling LLC Bruce Baker Redfield IA Bruce Baker (04072) Bruce Baker (04072) Bruce Baker (04072) 06/30/201750418 Baker Mechanical Inc dba Baker Group Bernard Baker III Des Moines IA Bernard Baker III (06161) Bernard Baker III (06161) Bernard Baker III (06161) 06/30/201750573 Baldon Plumbing and Heating Nathan Shanks Adel IA Nathan Shanks (05003) Adrian Carter (01309) 06/30/201750376 Ballard Heating & Cooling, LLC Ricky LaPage Huxley IA Ricky LaPage (02403) 06/30/201751889 Bargain Basement Builders LLC David Littrel Muscatine IA David Littrel (12222) David Littrel (12222) 06/30/201751172 Barnhart Electric, Inc. Daniel Barnhart Iowa Falls IA Daniel R Barnhart (06906) Daniel R Barnhart (06906) Daniel R Barnhart (06906) 06/30/201750371 Barr & Sons Electric & Plumbing James Barr Van Horne IA Christopher Pippert (05681) Christopher Pippert (05681) 06/30/201750684 Barrett Home Improvement Steve Barrett Malvern IA Steve Barrett (03534) 06/30/201750127 Bartonville HVAC Ronald Barton Norwalk IA Ronald Barton (12049) 06/30/201750309 Bassett Excavating Incorporated John Bassett Knoxville IA John Bassett (10954) 06/30/201751999 Bassett, Inc Kimberly Sue Bassett Kaukauna WI Charles Q Campbell (22154) Charles Q Campbell (22154) 06/30/201751874 Bates Heating & Cooling Steve Bates Sigourney IA Steve Bates (19352) 06/30/201751577 Battle Mechanical Ethan Blauwet Inwood IA Ethan Blauwet (14618) 06/30/201750443 Baudler Plumbing & Heating Chris Baudler Orient IA Chris Baudler (02942) Chris Baudler (02942) Chris Baudler (02942) 06/30/201750014 Baxter Comfort Solutions Bryan DeJong Baxter IA Bryan DeJong (00723) Bryan DeJong (00723) Bryan DeJong (00723) 06/30/201751623 BBC Plumbing, Inc Brian E. Baker Mc Callsburg IA Brian E. Baker (05188) 06/30/201751301 BDT, Inc dba Tappendorf Plumbing Robert Tappendorf Davenport IA Robert E Tappendorf (01527) Robert E Tappendorf (01527) Robert E Tappendorf (01527) 01/02/201750049 Bea Day Plumbers, Inc. Jane Hagedorn Iowa City IA Jane Hagedorn (00003) Jane Hagedorn (00003) 06/30/201751584 Beals Enterprises Inc Paul Beal Waterloo IA Paul J Beal (02500) 06/30/201751686 Beard's Plumbing, Excavation & Septic Brett Beard Reinbeck IA Brad Wilson (00852) Brad Wilson (00852) 06/30/201750753 Beaver Heating & Air Conditioning Inc. Doug Beaver North Liberty IA Doug Beaver (01419) Doug Beaver (01419) 06/30/201751779 Beck Plumbing Michael Beck Center Point IA Michael Beck (10801) Michael Beck (10801) 06/30/201750575 Becker Construction Christopher Becker Urbandale IA Christopher Becker (02912) 06/30/201750005 Bedford Building Supply Inc Patty Weese Bedford IA Patty Weese (09570) Patty Weese (09570) Patty Weese (09570) 06/30/201750477 Bedwell Builders Glen Bedwell Saint Charles IA Glen Bedwell (00256) Glen Bedwell (00256) Glen Bedwell (00256) 06/30/201751714 Beeks Plumbing Tom Beeks Le Claire IA Tom Beeks (10560) 06/30/201751912 Beelner Service, Inc Dennis Beelner Kingsley IA Dennis Beelner (13738) 06/30/201751595 Behle Inc. DBA Roto Rooter Randolph Behle Ames IA Randolph Behle (02317) 06/30/201751465 Belcher Inc dba American Home Serv. Jason Lemke Pleasant Hill IA Jason W Lemke (10171) 06/30/201751368 Belieu Mechanical Dennis Belieu West Des Moines IA Dennis J Belieu (05693) Dennis J Belieu (05693) Dennis J Belieu (05693) 01/08/201750245 Bell Brothers Heating & Air Conditioning, Inc. Charles Gassmann Des Moines IA Charles Gassmann (01850) Charles Gassmann (01850) Charles Gassmann (01850) 06/30/201750407 Belland, Inc Thomas Belland Williamsburg IA Blair Belland (02926) Blair Belland (02926) Blair Belland (02926) 06/30/201751979 Bendon Plumbing, Heating & Air Donald Bendon Indianola IA Donald Bendon (00253) Donald Bendon (00253) 06/30/201751273 Benson's Heating & Air Conditioning Jim Benson Eldon IA Jim B Benson (01731) Jim B Benson (01731) Jim B Benson (01731) 06/30/201750895 Benton's Sand & Gravel Inc Jim Snodgrass Cedar Falls IA David A Aumer (10769) 06/30/201750198 Bergen Plumbing Heating & Cooling, Inc. Matthew Gardner Waterloo IA Matthew Gardner (06390) Matthew Gardner (06390) Matthew Gardner (06390) 06/30/201750215 Berglund Sheet Metal Contractors, Inc. William Johnson Urbandale IA William Johnson (00579) 06/30/201750012 Bergman Plumbing Inc Donald Bergman Fort Dodge IA Don L Bergman (00889) Robert Barnett (06340) 06/30/201751472 Bernie's Heating & Cooling Scott Gerardy Preston IA Scott R Gerardy (05891) Scott R Gerardy (05891) Scott R Gerardy (05891) 01/31/201751708 Bert Wolter Plumbing & Heating Albert Wolter Saint Olaf IA Albert Wolter (07749) Albert Wolter (07749) Albert Wolter (07749) 06/30/201751459 Best Heating Cooling & Electric Inc. Jason Mickle Des Moines IA Jason N Mickle (06913) Jason N Mickle (06913) Jason N Mickle (06913) 06/30/201750920 Best Plumbing Jeffrey Berndt Marion IA Jeffrey M Berndt (03295) Jeffrey M Berndt (03295) 06/30/201750515 Beth & Kelly Inc dba Benjamin Franklin Plumbing dba One Hour Beth Faas Ames IA Beth Faas (02318) Beth Faas (02318) Kelly Freund (02918) 06/30/201750200 Bianchi Heating & Cooling, Inc. Michael Bianchi Fort Dodge IA Michael Bianchi (03932) Michael Bianchi (03932) Michael Bianchi (03932) 06/30/201750496 Big D's Plumbing WM Darrell Lee Decorah IA Wm Darrell Lee (01574) Wm Darrell Lee (01574) Wm Darrell Lee (01574) 06/30/201750595 Big Mike's Custom Bath & HVAC LLC Mike Ostrander Clear Lake IA Mike Ostrander (01212) Mike Ostrander (01212) Mike Ostrander (01212) 06/30/201750548 Bill Jensen Heating and Cooling LLC William Jensen Winterset IA William Jensen (01807) William Jensen (01807) 06/30/201751444 Bill Young Plumbing & Heating Inc. Brian Young Lake Mills IA Brian W Young (00899) Brian W Young (00899) Brian W Young (00899) 01/21/201751719 Bill's Plumbing, Inc James Alberhasky Iowa City IA William Connell (05211) 06/30/201750940 Binkley Construction Bruce Binkley Jefferson IA Bruce K Binkley (10789) 06/30/201751305 Birch Heating & Cooling Co William Birch Dubuque IA William J Birch (09888) William J Birch (09888) William J Birch (09888) 01/02/201750631 Bishop Plumbing & Heating Inc Christy Causgrove Nebraska City NE Randy Bishop (12652) Randy Bishop (12652) 06/30/201751888 Bitler Heating, Inc Alexander Bitler Port Byron IL Brian Bitler (11558) 06/30/201750016 Bjelland Plumbing, Inc Mark Bjelland Marshalltown IA Mark Bjelland (00915) 06/30/201750377 Blakesley Enterprise Bruce Blakesley Cedar Falls IA Terry Moorman (11143) Terry Moorman (11143) 06/30/201750332 Blondell Plumbing Service, Inc Steven Blondell Moline IL Steven Blondell (10580) 06/30/201751192 Bob Oliver Heating and Air Conditioning Bob Oliver West Des Moines IA Robert L Oliver, Jr. (00097) Robert L Oliver, Jr. (00097) Robert L Oliver, Jr. (00097) 12/11/201651843 Bob's Heating Service Robert Tiedtke Cedar Rapids IA Robert Tiedtke (06246) Robert Tiedtke (06246) Robert Tiedtke (06246) 06/30/201750962 Bob's Plumbing & Heating Robert Smith Lamont IA Robert M Smith (02412) Robert M Smith (02412) Robert M Smith (02412) 06/30/201750006 Boche Plumbing & Heating Inc Gary Boche Muscatine IA Gary Boche (01960) Gary Boche (01960) 06/30/201750994 Bockhaus Plumbing and Heating Dennis Bockhaus Nashua IA Dennis J Bockhaus (05398) Dennis J Bockhaus (05398) Dennis J Bockhaus (05398) 06/30/201751389 Bogardus Plumbing Co Robert Bogardus Council Bluffs IA Robert K Bogardus (03332) 01/09/201750884 Boge Mechanical Systems, LLC Terry Boge Dyersville IA Terry L Boge (04669) Terry L Boge (04669) Terry L Boge (04669) 06/30/201750061 Bohl Plumbing & Heating Inc. Ray Bohl Nebraska City NE Kirby R. Bohl (15260) Kirby R. Bohl (15260) 06/30/201751669 Boiler Room Service Mike Wyant Sioux City IA Mike Wyant (03792) 06/30/201751967 Bonewitz Properties LLC Nicholas Bonewitz Cedar Falls IA Nicholas Bonewitz (14257) Nicholas Bonewitz (14257) 06/30/201751940 Boonstra Heating & Air Conditioning Inc Kevin Boonstra Fulton IL Kevin Boonstra (18957) 06/30/201751058 Borer Contracting Jeffrey Borer Nevada IA Jeffrey W Borer (03277) Jeffrey W Borer (03277) Jeffrey W Borer (03277) 06/30/201751597 Borota Heating & Cooling Kent Borota Marshalltown IA Kent Borota (03714) Kent Borota (03714) Kent Borota (03714) 06/30/201751975 Bovy Plumbing, LLC Kyle Bovy Gilbertville IA Kyle Bovy (06124) 06/30/201750063 Bowker Mechanical Contractors, LLC Jeffrey Wenzel Cedar Rapids IA Lance Rozek (13349) Lance Rozek (13349) Lance Rozek (13349) 06/30/201751209 Boyer Valley Heating & Cooling LLC Michael Hicks Woodbine IA Michael P Hicks (00615) Michael P Hicks (00615) Michael P Hicks (00615) 12/13/201651341 Brad A'Hearn Plumbing Service Brad A'Hearn Cedar Rapids IA Brad J A'Hearn (08032) Brad J A'Hearn (08032) Brad J A'Hearn (08032) 01/06/201751390 Brandt Heating & A/C William Brandt Iowa City IA William A Brandt (00878) William A Brandt (00878) 06/30/201751646 Brasel Construction Gregory Brasel Dunlap IA Gregory Brasel (12800) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51662 Breese Plumbing & Heating Joseph Nelson Iowa City IA Joseph Nelson (01682) Joseph Nelson (01682) 06/30/201751539 Brent Mabon Plumbing Brent Mabon Cedar Falls IA Brent H Mabon (07932) 06/30/201751911 Bret Peterson Plumbing & Construction LLC Bret Peterson Moville IA Bret Peterson (05953) 06/30/201751693 Brewer Heating & Cooling Kevin Brewer Muscatine IA Kevin Brewer (08153) Kevin Brewer (08153) Kevin Brewer (08153) 06/30/201751549 Brian Kenney Plumbing LLC Brian Kenney Lynn Center IL Brian L Kenney (03807) 06/30/201751344 Bridge City HVAC LLC Kevin Cullinan Ottumwa IA Kevin A Cullinan (06685) 01/06/201751268 Brimeyer Htg, Cooling & Fireplaces LLC Delbert Brimeyer Dubuque IA Delbert R Brimeyer (02913) 12/26/201650123 Brinkman Plumbing Cont, Inc James Brinkman Quincy IL James Brinkman (12351) 06/30/201750646 Brockway Co Inc Cale Samberg Burlington IA Cale Samberg (06463) Cale Samberg (06463) 06/30/201750647 Brockway Mechanical & Roofing Co Inc Mark Brockway Burlington IA Bruce Brockway (03904) Bruce Brockway (03904) Bruce Brockway (03904) 06/30/201750685 Broich Plumbing LLC David Broich Ankeny IA David Broich (08799) 06/30/201751430 Brooker Corporation Terry Purvis Newton IA Doug Cook (05902) Doug A Cook (05902) Terry A Purvis (05907) 06/30/201751103 Brookwood Inc. Ernest Wood Newton IA Ernest E Wood (02890) Ernest E Wood (02890) Ernest E Wood (02890) 06/30/201751880 Brown & Root Industrial Services, LLC Mary Bihlmeyer Baton Rouge LA Sean Gray (14174) Sean Gray (14174) Sean Gray (14174) 06/30/201751562 Brown Plumbing Co Jon Shebetka Cedar Rapids IA Jon Shebetka (00774) Jon Shebetka (00774) 06/30/201750020 Brown Underground Inc, DBA Roto-Rooter of Sioux City Patrick Brown Sioux City IA Patrick Brown (01084) 06/30/201751785 Brown's Heating and Cooling Thomas Brown Oskaloosa IA Thomas G Brown (04250) Thomas G Brown (04250) Thomas G Brown (04250) 06/30/201750420 Bruhn Plumbing James Bruhn Miles IA James Bruhn (04248) 06/30/201751765 Brustkern Plumbing Josh Brustkern Dysart IA Josh Brustkern (04636) 06/30/201750739 Bryan Electric Irene Bryan Denison IA Jerry L. Bryan (03839) Jerry L. Bryan (03839) Jerry L. Bryan (03839) 06/30/201750201 Bryant Iowa LLC DuWayne McDaniel Ankeny IA DuWayne McDaniel (03030) DuWayne McDaniel (03030) DuWayne McDaniel (03030) 06/30/201751482 Buchman Contracting Troy Buchman Gilbert IA Troy E Buchman (00151) 02/05/201751102 Budden Plumbing, Heating & A/C, Inc Craig Budden Le Mars IA Craig L Budden (07914) Craig L Budden (07914) Craig L Budden (07914) 06/30/201751590 Budget Builders & Remodeling Inc. Joshua Loose Blue Grass IA Joshua Loose (11025) 06/30/201751533 Budget Heating & Cooling Richard Roberts Bondurant IA Richard Roberts (11270) 06/30/201750129 Bud's Electric Inc Larry Budzine Independence IA Larry Budzine (13727) Larry Budzine (13727) Larry Budzine (13727) 06/30/201751865 Bud's Electric Inc Larry Budzine Independence IA Larry Budzine (13727) Larry Budzine (13727) Larry Budzine (13757) 06/30/201751836 Bunch Heating & Cooling David Bunch Mount Vernon IA David Bunch (09423) David Bunch (09423) 06/30/201751685 Burlage Heating & Air, LLC Mike Burlage Nichols IA Mike Burlage (02595) 06/30/201751952 Burrier Plumbing & Spas William Wedeking Waverly IA William Wedeking (07795) William Wedeking (07795) William Wedeking (07795) 06/30/201750297 Burton Plumbing Services Inc Renee Demmler Omaha NE Mark Evans (06957) Anthony Hoffman (01567) 06/30/201751234 Bush Refrigeration Bruce O Bush Dubuque IA Bruce O Bush (06623) 06/30/201750135 Bussanmas Heating and Cooling Bill Bussanman Indianola IA William Bussanmas (01522) William Bussanmas (01522) William Bussanmas (01522) 06/30/201750362 Busse Plumbing, Heating & A/C, Inc James Remme Luverne MN James Remme (10381) James Remme (10381) James Remme (10381) 06/30/201751538 Butler's Quality Plumbing, Inc. Chad Butler North Liberty IA Chad A Butler (01042) 06/30/201751959 Byrnes & Co. LLC Cameron Byrnes Clear Lake IA Cameron Byrnes (11548) 06/30/201750478 Byron Thelander Heating & Cooling Inc Byron Thelander Onawa IA Byron Thelander (07776) Byron Thelander (07776) Byron Thelander (07776) 06/30/201750242 C & A Builders LLC Craig Gustafson Independence IA Craig Gustafson (04981) Craig Gustafson (04981) Craig Gustafson (04981) 06/30/201750140 C & A Repair Company Conrad Hofer Sheldon IA Conrad Hofer (15042) 06/30/201750056 C & D Refrigeration Company Chris Higgins Spencer IA Chris Higgins (06378) 06/30/201750703 C & K Comfort Systems Ben Koeppe Sioux City IA x (00000) 06/30/201750007 C & K Inc Steve Stephan Ames IA Steven P Stephan (01634) Steven P Stephan (01634) Steven P Stephan (01634) 06/30/201751228 C & M Cooling, Heating & Plumbing LLC Patrick Callaway Mount Pleasant IA Patrick J Callaway (05644) Patrick J Callaway (05644) Patrick J Callaway (05644) 06/30/201751241 C & M Refrigeration Ltd Chad Sweeney Clinton IA Chad R Sweeney (08310) Chad R Sweeney (08310) 06/30/201751392 C & S Electric Inc Carl F Tiekotter Macedonia IA Carl F Tiekotter (12851) 01/10/201750975 C B Plumbing LLC Arthur Bainter Waukee IA Arthur C Bainter (06327) 06/30/201750068 C E Stone Refrigeration Charles Stone Fredericksburg IA Charles Stone (07159) 06/30/201750436 C Ewert Plumbing & Heating, Inc Charles Ewert Davenport IA Charles Ewert (01636) Charles Ewert (01636) 06/30/201750421 C I Carlisle Mechanical Inc Royce Carlisle Des Moines IA Royce Carlisle (03018) Royce Carlisle (03018) Royce Carlisle (03018) 06/30/201751657 C J Now Plumbing James Lowery, Jr Rock Island IL James Lowry, Jr (11492) 06/30/201750603 C J Plumbing LLC Jeremy Hovey Cedar Falls IA Jeremy Hovey (01368) 06/30/201751448 C W Suter Services John Baker Sioux City IA John C Baker (03024) John C Baker (03024) 06/30/201750801 C. Briley Plumbing Chad Briley Bondurant IA Chad A. Briley (04568) 06/30/201751607 C. Hansen Services LLC Chris Hansen Sr Dallas Center IA Chris N Hansen Sr (06214) 06/30/201750025 Cable Plumbing, Inc Jerry Cable Ames IA Jerry Cable (01019) Jerry Cable (01019) Jerry Cable (01019) 06/30/201751378 Calvert Heating & Cooling Inc Mark Calvert West Des Moines IA Mark L Calvert (06674) Mark L Calvert (06674) Mark L Calvert (06674) 01/08/201750987 Camblin Mechanical, Inc. Randy Watts Atlantic IA Randy E Watts (00813) Randy E Watts (00813) Randy E Watts (00813) 06/30/201751261 Camblin Plumbing & Heating, Inc Brett Holtz Atlantic IA Brett A Holtz (00800) Brett A Holtz (00800) Brett A Holtz (00800) 06/30/201750596 Capital City Boiler & Machine Works Inc Walter Johnson Des Moines IA Walt Johnson (04526) Walt Johnson (04526) Walt Johnson (04526) 06/30/201751799 Capital Commercial Division, LLC Jodi Siamis Marion IA Derek Lewis (02503) 06/30/201751004 Caponi Renovations John Caponi Des Moines IA John L Caponi (15155) 06/30/201750995 Carlson & Stewart Refrigeration, Inc. Michael Martin Marshall MN Christopher M Savage (18961) 06/30/201750216 Carmody & Son's Services Brian Carmody Omaha NE Brian Carmody (01085) 06/30/201750924 Carolan Builders Aaron Carolan Cedar Falls IA Aaron J Carolan (10230) Aaron J Carolan (10230) 06/30/201750141 Carroll Control Systems Inc Todd Wanninger Carroll IA Todd Wanninger (04030) Todd Wanninger (04030) Todd Wanninger (04030) 06/30/201750804 Carroll Plumbing LLC John Carroll Des Moines IA John P. Carroll (10508) 06/30/201750864 Carruthers Plbg & Htg Daniel Carruthers Lenox IA Daniel L Carruthers (00673) Daniel L Carruthers (00673) Daniel L Carruthers (00673) 06/30/201750993 Carson Plumbing and Heating Services, Inc Leslie Allender Washington IA Donald J Allender (05730) Donald J Allender (05730) 06/30/201751681 Carstens Plumbing and Heating Company, Inc Scott Eisentrager Iowa Falls IA Scott Eisentrager (07010) Scott Eisentrager (07010) Scott Eisentrager (07010) 06/30/201751143 Carter's Heating and Air Conditioning, Inc. Walter Carter Omaha NE Walter J Carter (00611) Walter J Carter (00611) 06/30/201750223 Casper Plumbing & Heating, Inc James Casper Decorah IA James Casper (00255) James Casper (00255) James Casper (00255) 06/30/201750000 Caswell Plumbing, Heating & AC LLC Wendell Kooi Inwood IA Wendall J. Kooi (02149) Wendall J. Kooi (02149) Wendall J. Kooi (02149) 06/30/201751586 CDK Utilities, LLC Dan Lewis Sioux City IA Kevin L Card (06635) 06/30/201751497 Cedar Rapids Thunder Inc. Michael Drahos Cedar Rapids IA James M Drahos (12328) James J Lynch (01474) 06/30/201750716 Cedar River Heating & Cooling Shane McCracken Waterloo IA Shane M. McCracken (02551) 06/30/201750509 Cedar Valley Heating & Cooling Damon Sivertsen Cedar Falls IA Damon Sivertsen (11897) 06/30/201751462 Cedar Valley Htg, A/C & Refrig John Kinser Cedar Rapids IA John D Kinser (01691) John D Kinser (01691) John D Kinser (01691) 06/30/201751481 Cedar Valley Pump, LLC Brian Delagardelle Jesup IA Brian E Delagardelle (13783) 02/04/201751736 Cehic Heating and Cooling, LLC Armen Cehic Waterloo IA Armen Cehic (00645) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50264 Central Iowa Mechanical Larry Goode Des Moines IA Larry Goode (04096) Larry Goode (04096) Larry Goode (04096) 06/30/201751312 Central Iowa Plumbing & Heating William W Hildreth Rhodes IA William W Hildreth (06621) 01/02/201751922 Central Plumbing & Heating Craig Fisher Elkader IA Harley Reichart (11035) Harley Reichart (11035) Harley Reichart (11035) 06/30/201751346 Century Plumbing Jerald Rupe Iowa City IA Jerald R Rupe (11056) James P Glasgow (03392) 01/06/201751974 Certified Blue Plumbing, LLC Matthew Glenn Reimers Waukee IA Jeremy Roe (05704) 06/30/201750662 Chad's Plumbing Chad Toneff Dunkerton IA Chad Toneff (07943) Chad Toneff (07943) 06/30/201750725 Chad's Plumbing Inc. Chad Messeck Schleswig IA Chad R. Meseck (02342) Chad R. Meseck (02342) 06/30/201751893 Chamberlin Heating & Air Conditioning, LLC William Scott Chamberlin Muscatine IA Robert D Chamberlin (05674) 06/30/201751951 Champion Enterprises LLC Josh Seda Traer IA Jared Hasselmann (08070) Jared Hasselmann (08070) Jared Hasselmann (08070) 06/30/201751208 Chappell Central, Inc. Craig Meyer Willmar MN Bruce O Lamecker (14191) 12/13/201651781 Charles Northway Services Charles Northway Ankeny IA Charles Northway (00599) Charles Northway (00599) Charles Northway (00599) 06/30/201751520 Charlies Plbg & Htg., Inc. Charles Harm Kiron IA Barry G Harn (01251) Barry G Harn (01251) 06/30/201751200 Charlie's Plumbing & Heating Charles E Fry Barnes City IA Charles E Fry (12596) Charles E Fry (12596) Charles E Fry (12596) 06/30/201751914 Charlotte Plumbing, Heating & Air, Inc Michael Chambers, Jr Charlotte IA Michael Chambers, Jr (00500) Michael Chambers, Jr (00500) Michael Chambers, Jr (00500) 06/30/201751129 Chartier Heating & Cooling LLC Fredrick Chartier Sioux City IA Fredrick T Chartier (05551) 06/30/201751490 Cheers Quality Repair Richard Cheers Indianola IA Richard P Cheers (14348) Richard P Cheers (14348) Richard P Cheers (14348) 02/06/201750355 Chef's Equipment Service Terry Hexamer Alton IA Terry Hexamer (06772) 06/30/201750564 Chim Cheree's House of Fireplaces Larry Siegel Des Moines IA Larry Siegel (10368) 06/30/201750052 Chimney Specialists Inc. George Breiwa Highland WI George R. Breiwa (11279) 06/30/201751760 Choice Plumbing, Heating & A/C Jeffrey Griebel Calamus IA Jeffrey Griebel (10023) Jeffrey Griebel (10023) 06/30/201750740 Chown Appliance, Inc. Kyle Barnhart Nichols IA Russ Grim (06126) Russ Grim (06126) Russ Grim (06126) 06/30/201750948 Chris McNiel Chris McNiel Webster City IA Chris I McNiel (10458) Chris I McNiel (10458) Chris I McNiel (10458) 06/30/201750750 Christians Sheet Metal Heating Ventilation Air Conditioning Clarence Sholly Spencer IA Todd Doyle (02300) Clarence Sholly (04326) Todd Doyle (02300) 06/30/201751715 Christopher Glen Lee Christopher Lee Winterset IA Christopher Lee (08765) Christopher Lee (08765) 06/30/201750934 City Plumbing LLC Mike Bergeson Ames IA Michael W Bergeson (03696) 06/30/201750084 City Wide Heating & Air Conditioning, Inc Carla Reindel Windsor Heights IA Robert Doty (05724) Robert Doty (05724) Robert Doty (05724) 06/30/201750579 Clarinda Heating & Cooling Sam Gruber Clarinda IA Sam Gruber (15264) Sam Gruber (15264) Sam Gruber (15264) 06/30/201751680 Clark Heating & Plumbing Wes Bunnell Jefferson IA Wesley Bunnell (06034) Wesley Bunnell (06034) Wesley Bunnell (06034) 06/30/201750891 Clark's Plumbing, Inc. Charles Clark Grimes IA Charles T Clark (05487) 06/30/201750248 Clausen Plumbing & Heating Steven Clausen Mason City IA Steven Clausen (05596) Steven Clausen (05596) Steven Clausen (05596) 06/30/201751964 Claussen Plumbing and Electric Lawrence Claussen Chillicothe MO Lawrence Claussen (16603) 06/30/201750848 Clayton Plumbing & Heating Matthew Clayton Corydon IA Matthew D Clayton (00429) 06/30/201751124 Clement Home Services Rod Clement Rhodes IA Rod E Clement (10697) 11/21/201651934 Climate Control Company Thad Brown Ellsworth IA Thad Brown (11348) Thad Brown (11348) 06/30/201750758 Climate Engineers Peter Watson Hiawatha IA Heath J. Allard (09461) 06/30/201750009 Climate Solutions, Inc Christopher Boell Carroll IA Chris A Boell (00245) Chris A Boell (00245) Chris A Boell (00245) 06/30/201751515 Climatronics Heating & Cooling, Inc. Steve McGivern Davenport IA Steve M McGivern (06895) Steve M McGivern (06895) 06/30/201751127 Clint Keith dba Controlled Environments Clinton Keith Panora IA Clinton B. Keith (04169) Clinton B. Keith (04169) 06/30/201750598 Clouds Inc Ray Cornelison Davenport IA Ray Cornelison (14534) 06/30/201750576 Clouser Plumbing Technologies Inc Rodney Clouser Ames IA Rodney Clouser (06799) Rodney Clouser (06799) 06/30/201751851 CM Enterprises Virgil W Morris Keosauqua IA Virgil W Morris (11200) 06/30/201750479 CMR Eli Holt Winterset IA Thomas Hamm (07449) Thomas Hamm (07449) 06/30/201750224 CMR Heating and Cooling Craig Maerschalk Cedar Rapids IA Craig Maerschalk (00062) Craig Maerschalk (00062) 06/30/201751057 CMS Mechanical Services Robert Bull Melbourne FL David J Grzech (17917) 06/30/201751177 Coady Plumbing & Heating Inc. James J Coady Albia IA James J Coady (03832) James J Coady (03832) 12/09/201650378 Cochran Heating & Cooling Inc Ronald Cochran Huxley IA Ronald Cochran (06555) Ronald Cochran (06555) Ronald Cochran (06555) 06/30/201750577 Cochrans Heating and Cooling Inc Darin Cochran Thurman IA Darin Cochran (16000) 06/30/201751789 Collum Plumbing, LLC Stephen Collum Cedar Falls IA Stephen Collum (10665) 06/30/201751374 Colony Heating & Air Conditioning Douglas Kohoutek Cedar Rapids IA Douglas R Kohoutek (00208) Douglas R Kohoutek (00208) Douglas R Kohoutek (00208) 06/30/201751831 Coluzzi Construction LLC Mitch Coluzzi Des Moines IA Corey Lewis (09964) Robert Reese (03115) 06/30/201751917 COMANERA, INC Larry Hunt, Jr Grimes IA Chad Legere (01268) 06/30/201751540 Combustion Control Co Ronald Kurtz Pleasant Hill IA Ronald D Kurtz (10882) Ronald D Kurtz (10882) Ronald D Kurtz (10882) 06/30/201751029 Comfort Heating & Air Douglas Uridil Cedar Rapids IA Douglas A Uridil (00030) Douglas A Uridil (00030) Douglas A Uridil (00030) 06/30/201750166 Comfort Masters dba Bettendorf Heating Thomas Kale Bettendorf IA Thomas Kale (05839) Thomas Kale (05839) Thomas Kale (05839) 06/30/201750387 Comfort Mechanical dba Ideal Mechanical Thomas Kale Davenport IA Thomas Kale (05829) Thomas Kale (05829) Thomas Kale (05829) 06/30/201751410 Comfort Pro Heating & Cooling Fortunato Siciliano Des Moines IA Fortunato C Siciliano (09912) 06/30/201750379 Comfort Systems Inc Curt Gillum Des Moines IA Curt Gillum (00711) 06/30/201750330 Comfort Systems USA Midwest Michael McCoy Ames IA Michael McCoy (12179) Michael McCoy (12179) Michael McCoy (12179) 06/30/201750389 Comfort Technology dba Kale Heating and Air Company Thomas Kale Moline IL Thomas Kale (05839) Thomas Kale (05839) Thomas Kale (05839) 06/30/201750128 Comfortec Heating Cooling & Plumbing, Inc Jesse Jones Estherville IA Jesse Jones (00910) Jesse Jones (00910) Jesse Jones (00910) 06/30/201750756 Commercial Food Service Repair Inc DBA Tech-24 Robert Barasch Urbandale IA Robert Barasch (10733) Robert Barasch (10733) 06/30/201751348 Commercial Refrigeration Services Inc Mary B Brouillette Sioux City IA Frederic J Mersch (03019) Frederic J Mersch (03019) 01/06/201750380 Commercial Service Innovation, Inc Jeffrey Jontz Bondurant IA Jeff Jontz (10525) Jeff Jontz (10525) Jeff Jontz (10525) 06/30/201751915 Community Heating & Cooling Phylip Strunk Fort Madison IA Phylip Strunk (14324) 06/30/201750959 Community Heating & Cooling, Inc. Robert Richards Ankeny IA Robert K Richards (00095) Robert K Richards (00095) 06/30/201751885 Complete Air-Care, LLC Larry Shalters Red Oak IA Larry Shalters (08884) Larry Shalters (08884) Larry Shalters (08884) 06/30/201751545 Complete Climate Solutions Inc Sarah Hornbuckle Port Byron IL Timothy S Hornbuckle (06458) Timothy S Hornbuckle (06458) 06/30/201751089 Complete Plumbing Services, LLC Jeffrey Garton Des Moines IA Jeffrey D Garton (05703) 06/30/201750517 Conert dba M & N Heating and Cooling Robert Wiegmann Rockwell IA Robert Wiegmann (04486) Robert Wiegmann (04486) Robert Wiegmann (04486) 06/30/201750142 Cone's Repair Service Inc DBA Dan Cone Group Danny Cone Moline IL Danny Cone (04125) Danny Cone (04125) 06/30/201751980 Conley's Plumbing Wade Allen Weltha Ames IA Wade Allen Weltha (13848) Wade Allen Weltha (13848) Wade Allen Weltha (13848) 06/30/201751759 Connections Plumbing, LLC Ian Nissen Indianola IA Ian Nissen (11547) 06/30/201751936 Conner's Plumbing Heating & A/C, Inc Wendell Conner Mount Pleasant IA Wendell Conner (00402) Wendell Conner (00402) Wendell Conner (00402) 06/30/201750202 Connett Services Roy Connett Mitchellville IA Roy Connett (05199) Roy Connett (05199) Roy Connett (05199) 06/30/201751561 Conquest Construction Inc. DBA 3 Saints Plumbing Co Jeff Conover Rock Island IL Jeff Conover (13031) 06/30/201751969 Consolidated Heating & Cooling Paige Williams West Des Moines IA Ricky Lewis (00335) Ricky Lewis (00335) Ricky Lewis (00335) 06/30/201751197 Contractors Plumbing, Inc. Marvin Booth Des Moines IA Marvin E Booth (01044) Marvin E Booth (01044) Marvin E Booth (01044) 06/30/201750632 Control System Specialists LC Ronald Neulieb Alta IA Craig W Neulieb (00530) Craig W Neulieb (00530) Craig W Neulieb (00530) 06/30/201751840 Converse Conditioned Air, Inc Matthew Converse Ames IA Brian Burge (02152) Matthew Converse (10574) Matthew Converse (10574) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50299 Cook Plumbing Corporation Mark Cook West Des Moines IA Mark Cook (06229) Mark Cook (06229) 06/30/201750261 Corbin Inc dba Morningside Plumbing Inc. Lori Corbin Sioux City IA Mark Corbin (06802) Mark Corbin (06802) 06/30/201750062 Cordes Heating & Cooling LLC Gary Cordes New Hartford IA Gary Cordes (00508) Gary Cordes (00508) Gary Cordes (00508) 06/30/201750599 Cordray Heating & Cooling LLC Darin Cordray Fort Madison IA Darin Cordray (09572) Darin Cordray (09572) Darin Cordray (09572) 06/30/201750073 Corn Belt Builders Richard Corwin New Hartford IA Richard Corwin (14636) Richard Corwin (14636) 06/30/201750021 Corn States Metal Fabricators, Inc Mitchell Golay West Des Moines IA Mitchell Golay (00200) 06/30/201751010 Corning Plumbing and Heating, LLC Sally Hensley Corning IA Clinton G Hensley (06684) Clinton G Hensley (06684) Clinton G Hensley (06684) 06/30/201750107 Corval Constructors, Inc Paul Jordan Saint Paul MN Richard Poser (14978) Peter Jordan (15168) Peter Jordan (15168) 06/30/201750334 Corwin Heating & Cooling Daniel Corwin Blairstown IA Daniel Corwin (01269) 06/30/201750526 Council Bluffs Septic & Pumping Inc. Chad Hancock Council Bluffs IA Chad L Hancock (12624) 06/30/201750759 Countryside Heating & Air Conditioning Jon Smalley Alexandria MN Jon R. Smalley (18929) 06/30/201751028 Countywide Plbg, Htg, and A/C Jason P Lemke Decorah IA Jason P Lemke (00971) Dwaine V Lemke (00128) Dwaine V Lemke (00128) 06/30/201751873 Coyles Home Repair Services Inc George Coyle Anamosa IA George Coyle (10445) George Coyle (10445) 06/30/201751161 Coyles Plumbing & Heating Gary Coyle Monticello IA Gary J Coyle (07002) Gary J Coyle (07002) Gary J Coyle (07002) 06/30/201750480 Coziahr Heating & Air Conditioning Inc David Coziahr Council Bluffs IA David Coziahr (00263) 06/30/201751621 Cozy Homes Heating & Cooling Michael Patterson Clive IA Michael Patterson (02546) 06/30/201750217 Craft Plumbing & Heating, Inc. Mark Bergmeier La Porte City IA Mark Bergmeier (00406) Mark Bergmeier (00406) Mark Bergmeier (00406) 06/30/201751175 Craig Young Heating & Cooling Craig Young Des Moines IA Craig E Young (02416) Craig E Young (02416) 06/30/201751347 Craig's Plumbing Craig Clark Clarinda IA Craig A Clark (02678) 06/30/201751144 Crawford Heating & Cooling Co., Inc. Adam Isaacson Rock Island IL Adam P Isaacson (17825) Troy E Green (06217) Steven T Russell (01337) 06/30/201751391 Crawford Trenching Casey Crawford State Center IA Casey C Crawford (13265) Casey C Crawford (13265) Casey C Crawford (13265) 01/10/201751043 Crazy Horse Express Plumbing Randy Jones Des Moines IA Randy Jones (10519) 06/30/201750668 Cresco Heating & Ventilating LLC Daryl Vikre Cresco IA Daryl Vikre (03808) Daryl Vikre (03808) Daryl Vikre (03808) 06/30/201750600 Cress Refrigeration Inc Nicholas Cress Fairmont MN Nicholas Cress (14640) 06/30/201751564 Crest Service John Springhower Mc Clelland IA John Springhower (13597) John Springhower (13597) 06/30/201750549 Croatt Heating & Air Conditioning Matthew Croatt Glenwood IA Matthew L. Croatt (03913) Matthew L. Croatt (03913) Matthew L. Croatt (03913) 06/30/201751792 Cross Iron Excavating, Inc Richard Vogt Fairfield IA Richard Vogt (00879) 06/30/201750113 Crown Plumbing Brian Faulkner West Des Moines IA Brian Faulkner (01707) 06/30/201750894 Cruz Plumbing Inc Jorge Cruz Moline IL Jorge Cruz (03873) 06/30/201750050 Crystal Heating & Plumbing, Inc. Steven Darrah Waverly IA Steven Darrah (07481) Steven Darrah (07481) Steven Darrah (07481) 06/30/201751809 CTD, LLC dba OB's Plumbing & Heating Cole Davison Mason City IA Duane O'Banion (00753) Duane O'Banion (00753) Duane O'Banion (00753) 06/30/201750247 Cunningham Inc. Charles Cunningham Jr. Oskaloosa IA Charles Cunningham Jr (02492) Charles Cunningham Jr (02492) Charles Cunningham Jr (02492) 06/30/201750381 Curran Plumbing Inc. Rodney Curran Waterloo IA Rodney Curran (10633) 06/30/201750022 Curtis Heating & Cooling Mark Curtis Lenox IA Mark Curtis (01873) Mark Curtis (01873) Mark Curtis (01873) 06/30/201751732 Cushion HVAC Les Cushion Fayette IA Les Cushion (05764) Les Cushion (05764) Les Cushion (05764) 06/30/201751745 Cushion Plumbing, Heating & Electric Duane Cushion Maynard IA Duane Cushion (10455) Duane Cushion (10455) Duane Cushion (10455) 06/30/201750284 Custom Air Mike Spencer Altoona IA Mike Spencer (07684) Mike Spencer (07684) Mike Spencer (07684) 06/30/201751961 Custom Air of Iowa Brett Payton Waterloo IA Brett Payton (11160) 06/30/201751927 Custom Aire HVAC Kyle Hogan Muscatine IA Kyle Hogan (05541) Kyle Hogan (05541) 06/30/201751993 Custom Climates, LLC Ryan Lee Langstraat Iowa City IA Ryan Lee Langstraat (00733) 06/30/201751065 Custom Comfort Heating Cooling LLC Mark Leonard Maxwell IA Mark E Leonard (05434) Mark E Leonard (05434) 06/30/201751691 Custom Comfort, Inc Dean Schechinger Oakland IA Dean Schechinger (02651) Dean Schechinger (02651) Dean Schechinger (02651) 06/30/201750143 Customized Comfort Heating & Air Conditioning, LLC Travis Dean Cedar Falls IA Travis Dean (00928) Travis Dean (00928) Travis Dean (00928) 06/30/201751033 Cyclone Contracting Larry Joel Ames IA Brent A Bagley (08448) Brent A Bagley (08448) Brent A Bagley (08448) 06/30/201750136 Cypress Commercial Inc Lawrence Palmer Bettendorf IA Lawrence Palmer (02355) 06/30/201751548 D & D Construction Services Inc Dennis Collins Crescent IA Dennis L Collins (06749) 06/30/201751735 D & D Plumbing, Heating & Electrical Darrell Cushion Fayette IA Darrell Cushion (10908) Darrell Cushion (10908) Darrell Cushion (10908) 06/30/201751583 D & H Service Inc. David Hodges Omaha NE Tom Harris (14280) 06/30/201751306 D & L Plumbing & Heating Inc Gordan D Uhl Orange City IA Gordon D Uhl (11070) Gordon D Uhl (11070) Gordon D Uhl (11070) 06/30/201750370 D & S Sheetmetal, Inc Mark DeRycke Cedar Rapids IA Mark DeRycke (03770) 06/30/201751546 D and L Plumbing Daniel Brueck Altoona IA Daniel J Brueck (11116) 06/30/201751923 D.E.W. Plumbing Darren Wilson Alburnett IA Darren Wilson (10795) 06/30/201751671 D.L. Construction Darrell Beckman Carroll IA Darrell Beckman (08306) Darrell Beckman (08306) 06/30/201750788 D.M.A. Heating & Cooling Daniel Aman Boone IA Daniel M. Aman (07106) Daniel M. Aman (07106) 06/30/201751703 Dahl Air Conditioning and Heating, LLC Rusty Rohe Van Meter IA Greg Knudson (01433) Greg Knudson (01433) Greg Knudson (01433) 06/30/201751227 Daley's Plumbing, Inc. Michael Daley Jr. Mason City IA Michael A Daley Jr (05605) Michael A Daley Jr (05605) Michael A Daley Jr (05605) 06/30/201751026 Dalsing Master Plumbing Dale Dalsing Dubuque IA Dale J Dalsing (00513) Dale J Dalsing (00513) 06/30/201751409 Dan Riley Plumbing, LLC Daniel Riley Fort Dodge IA Daniel R Riley (10830) 06/30/201751589 Danbom Plumbing & HVAC Inc. DBA Lakes Plumbing Heating & Jeff Danbom Spirit Lake IA Ron Newman (02277) Ron Newman (02277) Ron Newman (02277) 06/30/201751320 Daniel J Weber Daniel J Weber Des Moines IA Daniel J Weber (00988) 01/02/201751343 Danny Glenn Danny Glenn Centerville IA Danny M Glenn (14832) 01/06/201751212 Dan's Plumbing and Heating Eric Pearson Knoxville IA Eric A Pearson (02768) Eric A Pearson (02768) Eric A Pearson (02768) 06/30/201751303 Dan's Plumbing, Inc. Dan Kumbalek Solon IA Dan M Kumbalek (09790) 01/02/201751881 Dan's Water Service Dan Schlicher Brighton IA Dan Schlichter (12443) Dan Schlichter (12443) Dan Schlichter (12443) 06/30/201750363 Dave Goldman Plumbing, Heating & Cooling David Goldman Sigourney IA David Goldman (07127) David Goldman (07127) 06/30/201750369 Dave Horsley Plumbing Inc David Horsley Sioux City IA David Horsley (03060) David Horsley (03060) 06/30/201750481 Dave Janke Plumbing Co Inc Kent Wirges Omaha NE Gerald Opitz (10922) 06/30/201751945 Davenport Plumbing & Heating LLC Jesse Hammes Bettendorf IA x (00000) 06/30/201750260 Dave's Heating and Cooling David Brown Grundy Center IA David Brown (03556) David Brown (03556) David Brown (03556) 06/30/201751007 Dave's Klempner Meister & Construction Co LLC David Frimml Marshalltown IA David W Frimml (12249) 06/30/201751148 Dave's Plumbing & Heating, Inc. David Bowen Fairfield IA David A Bowen (02486) David A Bowen (02486) David A Bowen (02486) 06/30/201751906 Dave's Repair David Heeren Mount Vernon IA David Heeren (03498) 06/30/201751487 David Bower Construction David Bower Oskaloosa IA Eldon Zook (13843) 02/05/201751879 David C Clark Construction David Clark Lamoni IA David Clark (12359) David Clark (12359) David Clark (12359) 06/30/201751907 David Gray Plumbing David Gray Marshalltown IA David Gray (10078) 06/30/201751514 David Love Construction David Love Lorimor IA David P. Love (09385) David P. Love (09385) 06/30/201750935 David Stepp Heating & Air Conditioning, LLC David Stepp North Liberty IA David W Stepp (00063) 06/30/201750144 Day Mechanical Systems, Inc Juliana Day Cedar Rapids IA Thomas Day (00004) Thomas Day (00004) Thomas Day (00004) 06/30/201750240 Day's Heating & Air Russell Day Bloomfield IA Russell Day (08174) Russell Day (08174) Russell Day (08174) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50030 Dayton Heating & Air Conditioning, Inc James Dayton Urbandale IA James Dayton (00531) James Dayton (00531) 06/30/201751970 DCS Mechanical Nick Cellini Aurora IL Chris Taft (22341) Chris Taft (22341) 06/30/201751449 DDS Plumbing Donald Brueck Des Moines IA Donald J Brueck (02677) 06/30/201750482 De Graaf Plumbing LLC Jeffrey De Graaf Alton IA Jeffrey De Graaf (10080) Jeffrey De Graaf (10080) 06/30/201751847 Dean Marten Dean Marten Long Grove IA Dean Marten (14295) 06/30/201751178 DeBruin Trenching Inc. Irvin DeBruin Oskaloosa IA Irvin J DeBruin (09647) 12/09/201651649 Decorah Heating & Plumbing Mike Leistikow Decorah IA Mike Leistikow (06747) Mike Leistikow (06747) Mike Leistikow (06747) 06/30/201750633 Deem LLC Gary Edwards Indianapolis IN Jarrod Hollenbeck (18052) 06/30/201750648 Deist Heating & Cooling Inc Stacey Deist Polk City IA Stacey Deist (03345) Stacey Deist (03345) 06/30/201751334 Delbert Bach & Sons Delbert Bach Underwood IA Delbert D Bach (03374) 01/02/201750770 DeMarlie Maintenance Michael DeMarlie Port Byron IL Michael J. DeMarlie (02714) 06/30/201750896 Denney Plumbing Heating & A.C. Ronald Denney Sioux City IA Ronald K Denney (00032) Ronald K Denney (00032) Ronald K Denney (00032) 06/30/201750373 Dennis Pyland Plumbing & Heating Dennis Pyland Mount Ayr IA Dennis Pyland (05431) Dennis Pyland (05431) 06/30/201751771 Dennis Wacker Electric Dennis Wacker Cedar Rapids IA Dennis Wacker (06026) 06/30/201751290 Denny Mains Const., Plbg & Htg Denny Mains Algona IA Dennis L Mains (03049) Dennis L Mains (03049) Dennis L Mains (03049) 06/30/201750304 Denny's Heating LTD Mike Taylor Cherokee IA Michael Taylor (00938) Michael Taylor (00938) Michael Taylor (00938) 06/30/201751924 Denny's Service, Inc Dennis Knutson New Hampton IA Dennis Knutson (00360) Dennis Knutson (00360) 06/30/201750751 Denver Heating & Cooling Corey Arians Denver IA Corey R. Arians (05837) 06/30/201751235 Dependable Service Company Jeff Lesmeister Cedar Rapids IA Jeff L Lesmeister (00477) 06/30/201751585 DeRaad Heating & Cooling Neal DeRaad Ireton IA Neal DeRaad (04180) Neal DeRaad (04180) Neal DeRaad (04180) 06/30/201751989 Derek Pike HVACR Derek Jay Pike Mason City IA Derek Pike (18307) 06/30/201750337 DeRocher Service Co Richard DeRocher Sioux City IA Richard DeRocher (05821) Richard DeRocher (05821) Richard DeRocher (05821) 06/30/201751019 Des Moines Comfort Inc. Lee Rose Des Moines IA Lee E Rose, Jr. (03761) Lee E Rose, Jr. (03761) 06/30/201751109 Des Moines Heating and Cooling, LLC Steven Beveridge Jr Des Moines IA Steven C Beveridge (00796) Steven C Beveridge (00796) Steven C Beveridge (00796) 11/18/201651304 Des Moines Public Schools Jamie Wilkerson Des Moines IA Steven R Belieu (02754) Hogan L Metzger (00517) 01/02/201750382 Design Homes Inc Randolph Weeks Prairie Du Chien WI Daniel Obrien (10971) 06/30/201751582 Design Redevelopement Company Joseph Hagerty Muscatine IA Joseph Hagerty (02634) Joseph Hagerty (02634) 06/30/201751524 DeWitt Refrigeration Heating & Cooling Mike DeWitt Gladbrook IA Mike K DeWitt (02153) 06/30/201751158 Dick Gaston dba Gaston Plumbing James Gaston West Des Moines IA James R (Dick) Gaston (09994) 12/04/201650634 Dickerson Mechanical Inc Kathryn Dickerson Colfax IA George Dickerson (00410) George Dickerson (00410) George Dickerson (00410) 06/30/201751045 Dixon's Floors 'N More Shannon Dixon-Crow Ottumwa IA James L Dixon (11065) 06/30/201750335 DJBCK Inc dba Dalton Heating & Cooling, Inc David Krejchi Cedar Falls IA David Krejchi (00670) David Krejchi (00670) David Krejchi (00670) 06/30/201751652 DMI Plumbing Jason Archer Altoona IA Jason Archer (08073) 06/30/201751349 Dohrmann Enterprises, Inc Joel Dohrmann De Witt IA Joel Dohrmann (07678) Joel Dohrmann (07678) 01/06/201751451 Dolter Heating, Cooling and Electrical John Dolter Dubuque IA John J Dolter (03259) John J Dolter (03259) John J Dolter (03259) 06/30/201750483 Domestic Plumbing Co Timothy Hess Clinton IA Timothy Hess (07347) Timothy Hess (07347) Timothy Hess (07347) 06/30/201750446 Don & Walt LLC Steve McCrabb Manchester IA James Suppe (12076) Steve McCrabb (01983) Steve McCrabb (01983) 06/30/201750239 Don's Drain & Septic Inc Steven Steinkamp Ogden IA Steven Steinkamp (11523) 06/30/201750706 Don's Electric Co Inc Donald Clapp Jr De Witt IA Donald Clapp Jr (00542) Donald Clapp Jr (00542) 06/30/201750272 Don's Heating & Cooling Donald Ginkens Knoxville IA Donald Ginkens (11310) Donald Ginkens (11310) 06/30/201750484 Dorrian Heating & Cooling Donald Dorrian Jr Waukee IA Donald Dorrian Jr (01126) Donald Dorrian Jr (01126) Donald Dorrian Jr (01126) 06/30/201751393 Double F Enterprise LLC Brian Feltman Paullina IA Brian D Feltman (00562) 06/30/201751232 Doug Thelander Plumbing, Inc. Doug Thelander Castana IA Doug E Thelander (08637) 06/30/201751090 Doug's Heating & Cooling Douglas E Schmidt Clarksville IA Douglas E Schmidt (03760) Douglas E Schmidt (03760) Douglas E Schmidt (03760) 06/30/201751542 Doug's Heating and Air Conditioning Matthew Hines Moline IL Matthew S Hines (07787) Matthew S Hines (07787) Matthew S Hines (07787) 06/30/201750460 Doug's Plumbing & Heating Inc Douglas Kent Guthrie Center IA Douglas Kent (00639) Douglas Kent (00639) Douglas Kent (00639) 06/30/201751717 DPT Service, LLC Loren Beem Urbandale IA Mark Martz (04176) Mark Martz (04176) Mark Martz (04176) 06/30/201751768 Dr. No-Soot Chimney Specialist Robert Englehart Nevada IA Robert Englehart (14296) 06/30/201751803 Drain Pro Plumbing Wade Thielen Madrid IA Wade Thielen (19693) 06/30/201750461 Drake Construction LC Ronald Drake Menlo IA Ronald Drake (09984) 06/30/201751023 Dralle Plumbing & Heating Tim Primus Allison IA James L Kinkade (04515) James L Kinkade (04515) James L Kinkade (04515) 06/30/201750042 Drees Heating & Plumbing, Inc Howard Drees Carroll IA Howard Drees (02135) Howard Drees (02135) Howard Drees (02135) 06/30/201751000 DRG Mechanical Inc Daniel Gerber Lester IA Daniel R Gerber (09361) Daniel R Gerber (09361) Daniel R Gerber (09361) 06/30/201750485 Drish Construction Inc Roger Drish Fairfield IA Roger Drish (15125) 06/30/201750630 Driskell Plumbing LLC Nicholas Driskell Bettendorf IA Nicholas Driskell (05956) 06/30/201750878 Driver Plumbing, Ltd. John (Jeff) Driver Council Bluffs IA John J. Driver (00676) 06/30/201751252 Driver Sewer & Water Inc. Daniel Driver Council Bluffs IA Daniel R Driver (00671) 12/20/201651434 Drysdale Comfort Systems Bruce Drysdale Centerville IA Bruce Drysdale (09420) Bruce Drysdale (09420) Bruce Drysdale (09420) 01/16/201751953 DSM Plumbing, LLC Michael Harvey Des Moines IA Michael Harvey (07094) 06/30/201751697 Duane Meiners Plumbing & Heating Duane Meiners Templeton IA Duane Meiners (01165) Duane Meiners (01165) 06/30/201750219 Dubuque Plumbing & Heating Division of Portzen Construction IMichael Portzen Dubuque IA Michael Portzen (11014) Thomas Stockel (11010) 06/30/201751842 Ducts Unlimited Frank Fornicola De Soto IA Frank Fornicola (10043) 06/30/201750604 Duitsman Plumbing & Heating Keith Duitsman Estherville IA Keith Duitsman (01112) Keith Duitsman (01112) Keith Duitsman (01112) 06/30/201750039 Dulin Contracting, Inc Steven Dulin Milford IA Steven Dulin (00276) Steven Dulin (00276) Steven Dulin (00276) 06/30/201750486 Duncan Heating & Plumbing Inc Steven Duncan Boone IA Steven Duncan (00237) Steven Duncan (00237) Steven Duncan (00237) 06/30/201750782 Dunlap Plumbing and Heating, Inc. Greg Stinn Dunlap IA Greg M. Stinn (00825) Greg M. Stinn (00825) Greg M. Stinn (00825) 06/30/201750601 Durlam Electric Inc Jeff Durlam Jefferson IA Jeffrey Durlam (03223) Jeffrey Durlam (03223) Jeffrey Durlam (03223) 06/30/201750310 Dutch Master Co Craig De Jong Pella IA Craig De Jong (02187) Craig De Jong (02187) 06/30/201751383 E & H Enterprises of Alexandria Inc Jason Ahrens Alexandria MN Jason R Nikkel (15222) 01/08/201751106 E & J Geothermal, Inc. John Schmidt Solon IA John A Schmidt (00781) John A Schmidt (00781) John A Schmidt (00781) 11/15/201651997 E-6 Plumbing Wayne Earl Schroeder Grinnell IA Wayne Earl Schroeder (02030) 06/30/201751963 Eagan Mechanical, LLC Brian Eagan Mason City IA Brian Eagan (00764) Brian Eagan (00764) Brian Eagan (00764) 06/30/201750629 Eagan's Plumbing & Heating Thomas Eagan Eldora IA Thomas Eagan (00460) Thomas Eagan (00460) Thomas Eagan (00460) 06/30/201751388 Eagle Plumbing & Heating LLC Shan Beecher Eagle Grove IA Shan L Beecher (04280) Shan L Beecher (04280) Shan L Beecher (04280) 01/09/201751568 Earls Backhoe Service Chris Slaton Cedar Rapids IA John E Slaton (12968) 06/30/201750300 Easton's Water Conditioning Inc Douglas Easton West Union IA Douglas Easton (03494) 06/30/201750177 Economy Plumbing & Heating, Inc Curtis Petersen Camanche IA Curtis Petersen (06513) Curtis Petersen (06513) Curtis Petersen (06513) 06/30/201751850 Edel's Inc DBA Vande Wall Plumbing Brian Edel Oskaloosa IA Brian Edel (12118) Luke Vande Wall (04083) 06/30/201750083 Eden Plumbing T J Eden New Hartford IA T J Eden (04651) T J Eden (04651) T J Eden (04651) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50353 Edens Construction Robert Edens Camanche IA Robert Edens (02947) 06/30/201750368 Edgeton Hardware & Repair LLC Carl Edgeton Oran IA Kevin Edgeton (03583) Kevin Edgeton (03583) Kevin Edgeton (03583) 06/30/201751556 Edwards & Edwards, Inc. Brian Edwards Prairie Du Chien WI Brian Edwards (17697) Brian Edwards (17697) 06/30/201751068 Edwards Enterprises, Inc. Gregg Edwards Altoona IA Gregg R Edwards (00876) 06/30/201750771 Edwards Plumbing & Heating & A/C LLC Bryan Edwards Vinton IA Bryan L. Edwards (00992) Bryan L. Edwards (00992) Bryan L. Edwards (00992) 06/30/201751949 Eggers Plumbing Inc. Ben Eggers Clinton IA Ben Eggers (11113) 06/30/201750171 Elder Corporation Steve Frame Des Moines IA Steve Frame (07972) 06/30/201750524 Eldridge Heating, Cooling & Home Repairs, LLC Howard Scott Eldridge State Center IA Howard S. Eldridge (09882) 06/30/201751677 Electric Refrigeration Inc Duane Messerich Buffalo IA Duane Messerich (05446) Duane Messerich (05446) 06/30/201751580 Electrical Automation LLC Troy Scheitler Le Mars IA Troy Scheitler (03308) Troy Scheitler (03308) 06/30/201751117 Eledge Plumbing Inc. John P Eledge Council Bluffs IA John P Eledge (10901) John P Eledge (10901) 06/30/201751469 Elite Heating & Cooling, Inc. Kelly White Des Moines IA Kelly V White (06436) Kelly V White (06436) 06/30/201751908 Elite Plumbing Inc Cody Bright Anamosa IA Cody Bright (02017) 06/30/201751835 Elite Plumbing Service Michael Hilby Galena IL Michael Hilby (10051) 06/30/201750453 Elwick Electric Inc Andrew Elwick Vinton IA Andrew M Elwick (07102) 06/30/201751230 Emery Heating & Cooling, Inc. Richard (Dick) Emery Center Point IA Dick J Emery (00804) Dick J Emery (00804) Dick J Emery (00804) 06/30/201750783 Enderle Heating & A/C Co Daniel Otte Keokuk IA Daniel L. Otte (04314) 06/30/201750203 Engineering Consultants, INC dba Ecinc Jeff Weiland Nichols IA Jeffrey Weiland (00214) Jeffrey Weiland (00214) Jeffrey Weiland (00214) 06/30/201750649 Engineering Excellence Inc Scott Moore Madrid IA Scott Moore (00167) Scott Moore (00167) Scott Moore (00167) 06/30/201751808 Enneking Plumbing Dennis Enneking Marion IA Dennis Enneking (01119) Dennis Enneking (01119) 06/30/201750087 Erickson Plumbing & Heating Inc. Douglas Jacquin Moline IL Douglas Jacquin (01484) 06/30/201750384 Erv Smith Services Inc Noel Smith Eau Claire WI Noel Smith (06765) 06/30/201751794 Ervin's Incorporated Timothy Ervin Wilton IA Timothy Ervin (08090) Timothy Ervin (08090) Timothy Ervin (08090) 06/30/201751506 Erwin Plumbing & Heating Chad Erwin Glenwood IA Chad E Erwin (04475) Chad E Erwin (04475) 02/12/201750635 Esbeck Plumbing & Heating LLC Lee Esbeck Elk Horn IA Lee Esbeck (06224) 06/30/201751233 Essex Plumbing Jerel McComb Essex IA Jerel A McComb (01115) 06/30/201751204 Estal Residential Maintenance Scott Estal Dubuque IA Scott L Estal (05176) Scott L Estal (05176) Scott L Estal (05176) 12/12/201650249 Etherington Construction Michael Etherington Titonka IA Michael Etherington (13511) 06/30/201751217 Ethington Heating & Cooling, Inc. Thomas Ethington Marshalltown IA Thomas J Ethington (00597) Thomas J Ethington (00597) 12/17/201650250 Excel Mechanical Co, Inc. Michael Smith Des Moines IA Michael Smith (01255) Michael Smith (01255) Michael Smith (01255) 06/30/201750784 Excel Plumbing & Heating LLC Kelly Nissen Estherville IA Kelly G. Nissen (08346) Kelly G. Nissen (08346) Kelly G. Nissen (08346) 06/30/201751283 Exline Builders Dennis Exline Centerville IA Dennis D Exline (10394) 06/30/201751020 Extreme Home Services LLC Brandon Swagel Urbandale IA Brandon O Swagel (05666) 06/30/201750833 Eyman Plumbing Inc. Thomas Eyman La Vista NE Tom Eyman (04424) Tom Eyman (04424) Tom Eyman (04424) 06/30/201751896 Fagen, Inc Timothy Griffin Granite Falls MN XXX (00000) 06/30/201751823 Fairbank Plumbing & Heating, LLC Brad Bachman Fairbank IA Brad Bachman (03536) Brad Bachman (03536) Brad Bachman (03536) 06/30/201750023 Family Heating & Cooling Doug Holmes Davenport IA Doug Holmes (00231) 06/30/201751201 Farrell's Heating & Air Cond Richard C Farrell, Jr. Sioux City IA Richard C Farrell, Jr. (04931) Richard C Farrell, Jr. (04931) Richard C Farrell, Jr. (04931) 12/12/201651001 Faust Enterprises LLC Mike Faust Strawberry Point IA Mike E Faust (13300) 06/30/201751307 Feeney Plumbing, Heating & AC LLC Brian Feeney Le Mars IA Brian J Feeney (00149) Brian J Feeney (00149) Brian J Feeney (00149) 01/02/201750578 Fereday Heating Thomas Fereday Waterloo IA Thomas Fereday (01745) 06/30/201751787 Fevold Plumbing, LLC Leonard Fevold Oxford IA Leonard Fevold (11040) 06/30/201751308 Firebaugh Plumbing Stewart Firebaugh Panora IA Stewart A Firebaugh (06140) Stewart A Firebaugh (06140) Stewart A Firebaugh (06140) 01/02/201751596 Fireplace Supterstore Christopher Bump Urbandale IA Christopher Bump (07976) 06/30/201750964 Five Seasons Htg & Cooling, Inc. Rickey Sizemore Hiawatha IA Rickey E Sizemore (00203) Rickey E Sizemore (00203) 06/30/201751041 Flex Repair LLC James Loucks Sioux City IA James W Loucks (00511) 06/30/201750187 Flushed Away Plumbing LLC Stephen Pohl Madrid IA Stephen Pohl (03335) Stephen Pohl (03335) 06/30/201750452 Foertsch Plumbing & Heating Inc Daniel Foertsch Algona IA Daniel Foertsch (07859) Daniel Foertsch (07859) Daniel Foertsch (07859) 06/30/201751950 Foley Company Chris Callegari Kansas City MO Gerald Drummond (12976) John Hausback (16418) 06/30/201750354 Foley Plumbing & Heating Inc Michael Foley Le Claire IA Michael Foley (02007) Michael Foley (02007) 06/30/201751452 Ford Plumbing LLC Stephen Ford Des Moines IA Stephen G Ford (02084) 06/30/201751601 Foreman Elec & Plbg Co LLC Todd Foreman Baxter IA Todd Foreman (05507) Todd Foreman (05507) 06/30/201750636 Fosters Heating & Air Conditioning Inc Mark Morgan Marion IA Mark Morgan (00341) Mark Morgan (00341) 06/30/201751485 Foulk Brothers Plumbing & Heating Nathaniel Foulk Sioux City IA Nathaniel J Foulk (01303) Nathaniel J Foulk (01303) 02/05/201750605 Frambach Ltd Tom Frambach Emmetsburg IA Tom Frambach (04211) Tom Frambach (04211) Tom Frambach (04211) 06/30/201751031 Francis Pump Service Inc Raymond Francis New London IA Raymond L Francis (00451) Raymond L Francis (00451) Raymond L Francis (00451) 06/30/201750099 Frank Millard & Co, Inc MacArthur Coffin II Burlington IA Ryan Coffin (12891) Ryan Coffin (12891) Ryan Coffin (12891) 06/30/201750437 Frazier Plumbing Edwin Frazier Dallas Center IA Edwin Frazier (07993) 06/30/201751656 Frederes Plumbing & Heating Christopher Frederes Remsen IA Josh Pluim (07956) Josh Pluim (07956) Josh Pluim (07956) 06/30/201751310 Frederick Quality Plumbing LLP Vince Frederick Marshalltown IA Vince W Frederick (07626) 01/02/201750302 Fred's Heating & Air Fred Korth Omaha NE Fred Korth (02592) 06/30/201750147 Fred's Plumbing & Heating Inc Mark Falkena Hospers IA Mark Falkena (01018) Mark Falkena (01018) Mark Falkena (01018) 06/30/201750892 Freed Heating & Air Conditioning, Inc. Tom Grunewald Moline IL Tom J Grunewald (00382) Tom J Grunewald (00382) 06/30/201751644 Freestone Heating and Cooling Stacey Freestone Minburn IA Stacey Freestone (06830) 06/30/201750899 Frickson Bros Excavating Robert Frickson Evansdale IA Bobby V Frickson (15002) 06/30/201750707 Friedrich Plumbing & Heating LLC Chris Friedrich Charles City IA Chris Friedrich (06053) Chris Friedrich (06053) Chris Friedrich (06053) 06/30/201750126 Friesen Construction Arlen Friesen Bloomfield IA Arlen Friesen (07408) 06/30/201751796 Frigitec Inc Mike Haakinson Storm Lake IA Mike Haakinson (13151) 06/30/201751606 Frisby Mechanical Donald Frisby Altoona IA Donald Frisby (03045) 06/30/201750298 Fritzler Plumbing & Heating David Fritzler Bancroft IA David Fritzler (05504) David Fritzler (05504) David Fritzler (05504) 06/30/201750849 Frontier Mechanical LC Amber Brundage South Jordan UT Damon E Perdue (16266) 06/30/201750124 Fry Company Inc Richard Mason Millerton IA Richard Mason (05424) Richard Mason (05424) 06/30/201750447 Fullhart Plumbing William Fullhart Decorah IA William Fullhart (05574) William Fullhart (05574) 06/30/201751986 Furnace Pro Heating and Cooling, LLC Eric Lee Rickels Cedar Rapids IA Eric Lee Rickels (13480) 06/30/201750805 G & G Plumbing LLC Roy Gardner Waterloo IA Roy D. Gardner (07452) 06/30/201750385 G & H Electric Wayne Gibney Atkins IA Wayne Gibney (07828) Wayne Gibney (07828) Wayne Gibney (07828) 06/30/201750487 G & M Refrigeration & Appliance Service Mike Johnson Logan IA Michael Johnson (06096) Eugene McGinn (06095) 06/30/201750422 G & R Controls, Inc Michael Mechtenberg Sioux Falls SD Darren Sederstrom (15010) Barry Nielsen (15001) 06/30/201750287 G & R Plumbing, LLC George Avila Urbandale IA George Avila (11142) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50810 G & S Plumbing Greg Ault Altoona IA Greg S. Ault (08262) 06/30/201752003 G.D. Plumbing LLC Gered D. Dale Des Moines IA Gered D. Dale (20927) 06/30/201750178 Gabrilson Htg & A/C Co. dba Gabrilson Indoor Climate SolutionsThomas Gabrilson Davenport IA Thomas Gabrilson (00230) John Mudd (04090) 06/30/201751181 Gaedke Plumbing Michael Gaedke Colo IA Michael A Gaedke (00725) 06/30/201750551 Gallon Inc. Jason Shepherd Des Moines IA Jason P. Shepherd (07198) Jason P. Shepherd (07198) 06/30/201751764 Gardner Plumbing Wesley Gardner La Porte City IA Wesley Gardner (07315) 06/30/201752006 Garrison Heating & Cooling William L Garrison Sioux City IA William Garrison (20802) William Garrison (20802) 06/30/201750338 Gary Hinderaker Plumbing-Heating-A/C, Inc. Gary Hinderaker Waverly IA Gary Hinderaker (09753) Gary Hinderaker (09753) Gary Hinderaker (09753) 06/30/201750097 Gary Vos Plumbing & Heating Gary Vos Arnolds Park IA Gary Vos (07603) Gary Vos (07603) 06/30/201750561 Gary Wiedmann Backhoe Service Gary Wiedmann Norwalk IA Gary Wiedmann (04965) 06/30/201750179 Gary's Plumbing & Heating Inc. Gary Schneider Algona IA Gary Schneider (15053) Gary Schneider (15053) Gary Schneider (15053) 06/30/201751284 Gator Excavating, Inc. Kevin Henter Grimes IA Kevin Henter (00823) 06/30/201751977 Gatson Heating & Cooling, LLC Matthew Gatson Chillicothe MO Matthew Gatson (16639) 06/30/201750164 Geerts Plumbing & Heating, Inc. Adam Geerts New Hampton IA Adam Geerts (00409) Adam Geerts (00409) Adam Geerts (00409) 06/30/201750386 Geisler Brothers Company Todd Geisler Dubuque IA Todd Geisler (12330) Scott Geisler (03891) 06/30/201751480 Geisler Builders Michael Geisler Cedar Falls IA Michael B Geisler (08722) Michael B Geisler (08722) 06/30/201750854 General Parts LLC Patrick Lynch Urbandale IA Patrick W Lynch (00920) Patrick W Lynch (00920) Patrick W Lynch (00920) 06/30/201751279 Generations Electric & Service Co Jeffrey McNeill Hamilton IL Jeffrey A McNeill (13655) 06/30/201750844 Geo Kondora Plumbing and Heating, Inc. Mark West Iowa City IA Mark R West (07328) Mark R West (07328) 06/30/201751521 George Boitnott Enterprises Inc. Rick Artman Ottumwa IA William L Dickinson (02451) 06/30/201751530 Geostem Kevin Johnson Ottumwa IA Kevin J Johnson (15094) Kevin J Johnson (15094) 02/27/201750931 German Plumbing Heating & Cooling Inc. Susan German Grinnell IA Randy W German (02570) Scott A German (00934) Scott A German (00934) 06/30/201751730 Gerry's Electric, Inc Gerald Behrends Wallingford IA Gerlad Behrends (07409) Gerlad Behrends (07409) 06/30/201750980 Getzschman Heating LLC Scott Getzschman Fremont NE Scott R Getzschman (07999) 06/30/201750329 Giese Sheet Metal Co., Inc Stephanie Giese Dubuque IA Thomas Giese (03310) Thomas Giese (03310) 06/30/201751128 Gilbert Plumbing & Heating Steve Gilbert Weldon IA Steve V Gilbert (12159) Steve V Gilbert (12159) Steve V Gilbert (12159) 06/30/201751944 Gilly's Plumbing & Repair, LLC Shaun Gilligan Dubuque IA Shaun Gilligan (11840) 06/30/201751827 Global Heating, AC and Plumbing Joshua Rouw Cedar Rapids IA Joshua Rouw (09870) Joshua Rouw (09870) 06/30/201751351 Goering Plumbing, Heating, Cooling Kevin Goering Grimes IA Kevin L Goering (01699) Kevin L Goering (01699) Jim W Moorhead (01642) 01/06/201751766 Gohlinghorst Plumbing Company Andy Gohlinghorst Council Bluffs IA Andy Gohlinghorst (06968) 06/30/201750090 Golay Heating, Cooling & Refrigeration LLC Owen Golay Pleasantville IA Owen Golay (07336) Owen Golay (07336) Owen Golay (07336) 06/30/201750221 Golden Rule Plumbing, Heating & Cooling, Inc. Mark Paup Grimes IA Mark Paup (02655) Mark Paup (02655) Mark Paup (02655) 06/30/201750204 Goodland Pump & Supply, Co. Kent Hoogland Ireton IA Kent Hoogland (12611) 06/30/201750408 Goodwin Tucker Gary Fatino Des Moines IA Gary Fatino (00176) Gary Fatino (00176) Gary Fatino (00176) 06/30/201750448 Gordon Heating & Cooling John Hoferer Omaha NE John Hoferer (04929) 06/30/201751133 Gormally's Heating & Air Conditioning Inc Joseph E Gormally Jr Sioux City IA Joseph E Gormally Jr (05266) Joseph E Gormally Jr (05266) Joseph E Gormally Jr (05266) 06/30/201750340 Gosch's Inc David Gosch Cresco IA David Gosch (03840) David Gosch (03840) David Gosch (03840) 06/30/201751902 GP Pogge Contracting Gerard Pogge Council Bluffs IA Gerard Pogge (12132) Gerard Pogge (12132) 06/30/201751567 Grace Plumbing Patrick Grace Carlisle IA Patrick Grace (02608) 06/30/201751286 Graham Plumbing & Heating Lowell A Graham Boone IA Lowell A Graham (07147) Lowell A Graham (07147) Lowell A Graham (07147) 06/30/201751165 Granite City Refrig. & Sheet Metal, Inc. John D Gallatin Sauk Rapids MN John D. Gallatin (18521) 06/30/201750366 Granzen Plumbing & Heating John Granzen Denison IA John Granzen (00610) John Granzen (00610) John Granzen (00610) 06/30/201750958 Great Plains Pipe & Structure Gary Fatino Des Moines IA Gary Fatino (00176) Gary Fatino (00176) Gary Fatino (00176) 06/30/201751720 Great River Plumbing, Inc Ronald Walker Fort Madison IA Ronald Walker (09985) 06/30/201750584 Green Planet Solutions Steven Miller Sioux City IA Steven Miller (00073) 06/30/201751852 Greene Plumbing Heating and Air Conditioning Kyle Greene Storm Lake IA Kyle Greene (12311) Kyle Greene (12311) Kyle Greene (12311) 06/30/201750088 Green's Appliance, Heating & Cooling, Inc Linda Sprague Ankeny IA Larry Sprague (10530) Larry Sprague (10530) Larry Sprague (10530) 06/30/201751972 Grizzlies Heating & Air John Thomas Grunewald De Witt IA John Thomas Grunewald (10950) 06/30/201750409 Groff Plumbing & Heating Co Daniel Groff Remsen IA Daniel Groff (11872) Daniel Groff (11872) 06/30/201751255 Guest Bros Plumbing & Heating, Inc. Joseph Guest Ottumwa IA Joseph A Guest (04681) Sydney R Guest (02615) 12/23/201650311 H & H Heating & Air Conditioning Leonard Hochstedler Kalona IA Leonard Hochstedler (05715) Leonard Hochstedler (05715) Leonard Hochstedler (05715) 06/30/201751027 H & H Plumbing Inc. Chris Hansen Granger IA Chris N Hansen, Jr (03874) Chris N Hansen, Jr (03874) 06/30/201750607 H & J Heating & Cooling Joel Jensen Hiawatha IA Joel Jensen (00088) Joel Jensen (00088) Joel Jensen (00088) 06/30/201751574 H & N Plumbing & Heating Inc. Joe Grimme Fennimore WI Joe Grimme (10724) Joe Grimme (10724) 06/30/201751525 H M Smith, Inc. dba Smith Elect, Plbg & Htg Robert Smith Hawarden IA Robert L Smith (07756) Robert L Smith (07756) Robert L Smith (07756) 06/30/201750255 H. H. Incorporated of Iowa Dennis Hubert West Des Moines IA Kevin Hubert (09244) 06/30/201750986 H2O Plumbing Services Jeff Dubois Des Moines IA Jeff R Dubois (00313) 06/30/201750121 Hadley Hardware, Inc James Hadley Richland IA James Hadley (00553) James Hadley (00553) James Hadley (00553) 06/30/201751591 Hadzic Plumbing LLC Sead Hadzic West Des Moines IA Sead Hadzic (01662) 06/30/201750410 Hafner Brothers Construction, LLC Thad Hafner De Witt IA Michael Hughes (13519) 06/30/201751396 Hafner Plumbing Vincent Hafner Delmar IA Vincent C Hafner (11436) 01/10/201751352 Hagerty Earthworks LLC John Hagerty Muscatine IA John Hagerty (03199) 06/30/201750527 Halbrook Excavating Inc. Larry Halbrook Ankeny IA David Halbrook (11122) 06/30/201751132 Halbrook Plumbing LLC Joey Halbrook, Sr. Slater IA Joe D. Halbrook, Sr. (04506) 06/30/201750728 Halbur Hardware Co., Inc. Bill Riesselman Halbur IA Bill Riesselman (05296) Bill Riesselman (05296) 06/30/201750197 Hall Backhoe & Trenching LLC Kent Hall Roland IA Kent Hall (08119) 06/30/201750953 Hall Plumbing, Inc Albert Hall Des Moines IA Albert M. Hall (08210) 06/30/201751619 Hallgren-Schildknecht, Inc Chad Hallgren Burlington IA Chad Hallgren (08355) 06/30/201751661 Hambly Heating & Cooling, Inc Steve Hambly Nevada IA Steve Hambly (05236) Steve Hambly (05236) Steve Hambly (05236) 06/30/201751345 Hamburg Electric, LLC Lawrence Buckalew Hamburg IA Lawrence D Buckalew (06404) Lawrence D Buckalew (06404) Lawrence D Buckalew (06404) 06/30/201751395 Hampton Heating & A/C Inc Rick Gustin Hampton IA Rick D Gustin (00101) Rick D Gustin (00101) Rick D Gustin (00101) 01/10/201751460 Hancock HVAC, Solar, LLC Bryan Hancock Fairfield IA Bryan C Hancock (16350) 06/30/201751397 Hander Inc Plumbing & Heating Travis Hartland Sioux Falls SD Travis A Hartland (01396) Travis A Hartland (01396) 01/10/201751617 Hank's Plumbing Inc. Craig MacDougall Mason City IA Craig L MacDougall (01156) Craig L MacDougall (01156) Craig L MacDougall (01156) 06/30/201750273 Hanna Plumbing and Heating, Inc. Victoria Hanna Marion IA Tim Hanna (02640) Jim Angerer (00056) Tim Hanna (02640) 06/30/201750831 Hanselman Plumbing LLC Andrew Hanselman Dubuque IA Andrew M. Hanselman (14620) 06/30/201750290 Hansen Mechanical, Inc. Mark Hansen Woodward IA Mark Hansen (03340) Mark Hansen (03340) 06/30/201750835 Hansen Plumbing/Maintenance Jerry Hansen Walnut IA Jerry L Hansen (13923) 06/30/201751875 Hansman Mechanical & Conditined Aire David Hansman Waukee IA David Hansman (09632) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50342 Hanson's Plumbing and Heating Kent Hanson Spencer IA Kent Hanson (04265) Kent Hanson (04265) Kent Hanson (04265) 06/30/201751153 Harden Bros Propane, Inc. Jack Harden Victor IA Jack B Harden (00867) Jack B Harden (00867) Jack B Harden (00867) 06/30/201750225 Hardon's Inc Martin Hardon Tama IA Martin Hardon (03388) Martin Hardon (03388) Martin Hardon (03388) 06/30/201751755 Harkin Construction Mike Harkin Cumming IA Mike Harkin (13206) 06/30/201751802 Harris Heating & Cooling John Harris Cedar Rapids IA John Harris (05257) 06/30/201750925 Harris Trades LLC Ronald Harris Altoona IA Ronald K Harris (03353) Ronald K Harris (03353) Ronald K Harris (03353) 06/30/201751353 Harsin Construction Incorporated Eric Harsin Knoxville IA Eric K Harsin (11625) 01/06/201750900 Hartwig Plumbing & Heating Keith Brown Marshalltown IA Robert D Reitz (04947) Robert D Reitz (04947) 06/30/201751910 Harty Mechanical Patrick Harty Austin MN Patrick Harty (20652) Patrick Harty (20652) Patrick Harty (20652) 06/30/201751867 Harvest Heating & Air Conditioning Inc Stephen Kapaun Ames IA Steven Kapaun (09421) Steven Kapaun (09421) 06/30/201751190 Harvey Plumbing LLC Eric Harvey Adel IA Eric B Harvey (10498) 06/30/201750227 Haselhoff Air Solutions, LLC Charles Haselhoff Ames IA Charles Haselhoff (01736) Charles Haselhoff (01736) 06/30/201751443 Hassebroek Refrigeration Michael Hassebroek Buffalo Center IA Michael D Hassebroek (06979) Michael D Hassebroek (06979) Michael D Hassebroek (06979) 06/30/201750134 Haughey Construction Michael Haughey Tama IA Michael Haughey (14880) 06/30/201751775 Haugland Regrigeration Leroy Haugland Cresco IA Leroy Haugland (07272) Leroy Haugland (07272) Leroy Haugland (07272) 06/30/201751225 Hauser Plumbing & Piping Curt Hauser Indianola IA Curt L Hauser (09949) 12/19/201650326 Hawkeye Refrigeration, Inc William Bednarz Iowa City IA William Bednarz (00591) William Bednarz (00591) William Bednarz (00591) 06/30/201750845 Hawk-I Plumbing Inc Amy Hartnett Storm Lake IA Lyle Fast (08968) Lyle Fast (08968) Lyle Fast (08968) 06/30/201751588 Hearth & Home Solutions Jason Shire Swisher IA Jason Shire (02697) 06/30/201750100 Heartland Heating & Cooling Martin Freshwater Waterloo IA Martin Freshwater (04422) Martin Freshwater (04422) 06/30/201750411 Heartland Heating & Cooling, LLC David Volante Grimes IA Jeffrey Barnes (01854) David Volante (01752) Jeffrey Barnes (01854) 06/30/201751920 Heat-Co Mechanical, Inc Mitchell McNinch Sterling IL Bret Patterson (02933) 06/30/201751171 Hefel Heating, Cooling and Geothermal, Inc. Matthew Hefel Hazel Green WI Matthew Terry Hefel (07426) 06/30/201750793 Heimes Corp Brenda Koster Omaha NE Jeff O. Estabrook (04231) 06/30/201750923 Heims Plumbing & Electric Inc Cory Heims Farley IA Cory E Heims (00489) Cory E Heims (00489) Cory E Heims (00489) 06/30/201751442 Hellweg Construction Randolph Hellweg Fairfield IA Randolph R Hellweg (16008) 01/21/201751632 Hendryx Electric Steve Hendryx Mount Auburn IA Steve Hendryx (02446) Steve Hendryx (02446) Steve Hendryx (02446) 06/30/201751011 Hennigar's Air Care Mark A Hennigar Clarion IA Mark A Hennigar (14120) Mark A Hennigar (14120) Mark A Hennigar (14120) 06/30/201750989 Heritage Mechanical Company Jeffrey Defenbaugh New Virginia IA Jeffrey S Defenbaugh (10625) Jeffrey S Defenbaugh (10625) 06/30/201750343 Herr Plumbing Inc Richard Herr Urbandale IA Richard Herr (01954) 06/30/201751769 Hester Heating & Air Conditioning, Inc Devin Hester Burlington IA Devin Hester (02191) Devin Hester (02191) Devin Hester (02191) 06/30/201751788 Hick's Electric Service Inc Steve Loshman Calumet IA Steve Loshman (10747) Steve Loshman (10747) 06/30/201751897 Higgins Contracting, LLC Christopher Higgins Mondamin IA Christopher Higgins (13416) 06/30/201751435 Hill Plumbing & Heating Patrick Hill Paullina IA Patrick J Hill (00268) Patrick J Hill (00268) Patrick J Hill (00268) 01/16/201751958 Hills Plumbing and Heating, Inc Kelly Klein Rapid City SD Kelly Klein (22413) 06/30/201750790 HiMEC, Inc. Joseph Beckel Rochester MN Joseph H. Beckel (09453) Joseph H. Beckel (09453) Joseph H. Beckel (09453) 06/30/201750011 Hindman/Person Htg & AC, Inc Dale Person Ottumwa IA Dale Person (09396) Dale Person (09396) Dale Person (09396) 06/30/201750206 Hinton Plumbing & Repair LLC David Hinton Ely IA David Hinton (03936) David Hinton (03936) 06/30/201750638 Hinz Plumbing Inc John Hinz Anamosa IA John Hinz (01926) John Hinz (01926) John Hinz (01926) 06/30/201751183 Hoag's Plumbing & Heating, Inc. Duane Zeller Humboldt IA Duane R Zeller (07186) Duane R Zeller (07186) Duane R Zeller (07186) 06/30/201751066 Hobbs Plumbing, LLC Robert O Hobbs West Point IA Robert O Hobbs (08056) Robert O Hobbs (08056) 06/30/201750552 Hockenson Plumbing Rick Hockenson Charles City IA Ricky L. Hockenson (01701) 06/30/201751250 Hoff Mechanical, Inc. Kent Hoff Ames IA Kent E Hoff (02356) Kent E Hoff (02356) Kent E Hoff (02356) 06/30/201750702 Hoffman HTG CLG & PLBG Richard Hoffman Carroll IA Richard Hoffman (08477) Richard Hoffman (08477) Richard Hoffman (08477) 06/30/201751618 Hoien Enterprises, LLC Timothy Hoien Reinbeck IA Timothy Hoien (10421) Timothy Hoien (10421) 06/30/201750229 Holbrook Construction, Inc Rick Holbrook Yale IA Rick Holbrook (07126) 06/30/201751728 Hollenback Plumbing, LLC Tony Hollenback Dubuque IA Tony Hollenback (01688) 06/30/201751050 Holm Plumbing, Inc. Thomas L Holm Council Bluffs IA Thomas L Holm (00812) Thomas L Holm (00812) 06/30/201750688 Holt Plumbing & Heating Inc Lynn Holt West Des Moines IA Lynn Holt (05437) Lynn Holt (05437) Lynn Holt (05437) 06/30/201751243 Holtz Construction Dennis Holtz Melvin IA Dennis W Holtz (11577) 06/30/201750101 Hometown Plg & Htg Co, Inc Michael O'Day Davenport IA Michael O'Day (02679) Michael O'Day (02679) Michael O'Day (02679) 06/30/201751848 Honest & Affordable Plumbing & Remodeling Kevin Schults Waterloo IA Kevin Schults (04086) 06/30/201751282 Honest Service Chris Emmert Urbandale IA Chris W Emmert (09429) Chris W Emmert (09429) 06/30/201751860 Hopp Mechanical Systems Michael Hopp Burlington IA Michael Hopp (14900) Michael Hopp (14900) Michael Hopp (14900) 06/30/201751244 Horizon Home & Farm Improvement Nick Poolman Milford IA Earl L Bice (07606) 12/20/201651966 Horkheimer Plumbing Inc Darryl Horkheimer Dubuque IA Darryl Horkheimer (00608) 06/30/201750148 Hornbuckle Heating and Air Conditioning, Inc Mark Hornbuckle Davenport IA Ryan Hornbuckle (03703) 06/30/201750689 Horst Plumbing Arthur Horst Buffalo IA Arthur Horst (00281) 06/30/201751821 Houser Ref & AC Roger Houser Moulton IA Roger Houser (12650) Roger Houser (12650) Roger Houser (12650) 06/30/201750732 Houser's Air Conditioning & Heating Service Steve Houser Glenwood IA Steve Houser (00155) Steve Houser (00155) Steve Houser (00155) 06/30/201751925 Hovey Services LLC Daniel Hovey Cedar Falls IA Daniel Hovey (12981) Daniel Hovey (12981) Daniel Hovey (12981) 06/30/201750317 HT Plumbing Chad Hutson Ames IA Chad Hutson (04892) 06/30/201750708 Hubers Softwater Heating & A/C dba Hubers Plumbing Htg & A Leon Hubers Orange City IA Leon Hubers (08109) Leon Hubers (08109) Leon Hubers (08109) 06/30/201750092 Hudson Hdwe, Plumbing & Heating, Inc Thomas Petersen Hudson IA Thomas Petersen (00570) Thomas Petersen (00570) Thomas Petersen (00570) 06/30/201750765 Hughes Brothers Plumbing William Hughes Norwalk IA William S. Hughes (10991) 06/30/201751682 Hugunin Sewer & Plumbing David Hugunin Clinton IA David Hugunin (03117) 06/30/201751868 Hulgan, Inc James Hulgan Perry IA James Hulgan (01116) James Hulgan (01116) James Hulgan (01116) 06/30/201750490 Hull Plumbing & Heating Inc Joe Hull Boone IA Joe Hull (03372) Joe Hull (03372) Joe Hull (03372) 06/30/201750274 Hussmann Services Corporation Donald Reed Bridgeton MO Donald Reed (01668) Donald Reed (01668) 06/30/201751676 Hutzell Mechanical LLC David Hutzell Boone IA David Hutzell (08755) David Hutzell (08755) David Hutzell (08755) 06/30/201751692 Ideal Temperature Systems Andre Limoges Sioux City IA Andre Limoges (04225) 06/30/201751807 Ike's Plumbing & Drain Cleaning, LLC Isaac Nost Solon IA Isaac Nost (03009) 06/30/201750093 Ilten's Inc Paul Sabotta Cedar Rapids IA Paul Sabotta (01998) Paul Sabotta (01998) 06/30/201751016 IMC Building Services LLC Paul Engle Sioux City IA Paul J Engle (05534) Paul J Engle (05534) Paul J Engle (05534) 06/30/201750690 Independence Plumbing Heating & Cooling Inc Richard Curry Independence IA Richard Curry (03616) Richard Curry (03616) Richard Curry (03616) 06/30/201751369 Indoor Climate Control dba Longs/Allied Eric Long Davenport IA Eric R Long (06209) 06/30/201751995 Industrial Piping Service, Inc Wayne H Martin Nora Springs IA Joseph Walk (09314) Joseph Walk (09314) 06/30/201750275 Industrial Refrigeration Services, Inc. Rod Heston Ankeny IA John Heston (04492) John Heston (04492) John Heston (04492) 06/30/201751569 Infinity Water Management LLC Mark Morello Winter Garden FL Mark Morello (19319) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50580 Installed Rite Inc Michael Bender Solon IA Michael Bender (06948) Michael Bender (06948) 06/30/201751937 Integrity Plumbing, Inc Marc Thomsen Omaha NE Tony Lukens (02228) 06/30/201750149 Interstate Mechanical Corp. Richard Olson Sioux City IA David Kerns (06883) Richard Olson (04575) Richard Olson (04575) 06/30/201751073 Iowa Bath Solutions, LLC Aaron Gross Lewisberry PA Nathan J Beenken (13469) 06/30/201751774 Iowa Central Community College Shan Beecher Fort Dodge IA Shan Beecher (04280) Shan Beecher (04280) Shan Beecher (04280) 06/30/201751400 Iowa Falls Heating & A/C Inc Rick Gustin Iowa Falls IA Rick D Gustin (00101) Rick D Gustin (00101) Rick D Gustin (00101) 01/10/201751541 Iowa Plumbing David Cummins, Jr. Bondurant IA David L Cummins, Jr. (09460) 06/30/201751782 Iowas All Season Heating and Cooling Rigoberto Nunez Des Moines IA Rigoberto Nunez (10974) 06/30/201750491 Irlmeier Construction & Repair David Irlmeier Adair IA David Irlmeir (14843) 06/30/201750276 Irvine Water Conditioning & Plumbing Randy Irvine Oelwein IA Randy Irvine (02724) 06/30/201751609 J & H Plumbing, LLC James Elliott Dubuque IA James Elliott (00052) 06/30/201750095 J & K Contracting, LLC Jeremy Feldmann Ames IA Jeremy Feldmann (07602) 06/30/201750471 J & M HCP Inc Jeff Paulsen Ames IA Jeff Paulsen (06625) 06/30/201750303 J & N Electric LLC John Woudenberg Ottumwa IA John Woudenberg (02914) John Woudenberg (02914) 06/30/201751018 J & N Remodeling Jerry Nielsen Sioux City IA Jerry D Nielsen (10545) 06/30/201751191 J & R Heating & Cooling James Wernimont Dubuque IA James M Wernimont (00027) James M Wernimont (00027) 06/30/201750102 J & S Plumbing, Heating, A/C Scott Wiles Kalona IA Scott Wiles (00121) Scott Wiles (00121) Scott Wiles (00121) 06/30/201750611 J & T Plumbing & Heating John Brinkmeyer Hubbard IA Kim Larson (04495) 06/30/201751263 J and M Services, Inc. Martin Meador Indianola IA Martin H Meador (09577) Martin H Meador (09577) Martin H Meador (09577) 06/30/201751432 J and S Plumbing Jeremiah Sharon West Des Moines IA Jeremiah J Sharon (06318) 01/16/201751870 J Brimeyer Heating Cooling Fireplace Jason Brimeyer Dubuque IA Jason Brimeyer (03071) Jason Brimeyer (03071) Jason Brimeyer (03071) 06/30/201750433 J C Plumbing & Heating Co Jeff Brown Hudson IA Jeff Brown (08134) 06/30/201751003 J L Brady Co LLC Mike Timm Moline IL Brian Spindel (12996) Brian Spindel (12996) Brian Spindel (12996) 06/30/201750503 J P Plumbing and Heating Inc Jed Pasterski Marion IA Jed Pasterski (04260) Jed Pasterski (04260) Jed Pasterski (04260) 06/30/201751356 J R Services Inc Reed B Henrichsen Des Moines IA Reed B Henrichsen (03411) Reed B Henrichsen (03411) Reed B Henrichsen (03411) 01/06/201750120 J T Schmidt Plumbing, Inc James Schmidt Combined Locks WI Shane Stone (18357) 06/30/201751315 J W Excavation Inc Jeremy Wise Clarinda IA Jeremy S Wise (11045) 06/30/201752002 J.A. Fritch & Sons, Inc David H Donahue Peoria IL Daniel J Huls (22535) 06/30/201751801 JACA Inc DBA Gubbels Plumbing Justin Schrader Cedar Falls IA Russell Schrader (07474) Mike Asche (00503) 06/30/201750650 Jack Enloe Jack Enloe Ottumwa IA Jack Enloe (02883) Jack Enloe (02883) 06/30/201750432 Jack's Service Inc John Andela Hawarden IA John Andela (11455) John Andela (11455) John Andela (11455) 06/30/201751355 Jackson Creek Enterprises LC David Wampler Allerton IA David B Wampler (11461) 01/06/201751824 Jacobson Plumbing & Heating LLC Robert Jacobson Fontanelle IA Robert Jacobson (00272) Robert Jacobson (00272) Robert Jacobson (00272) 06/30/201750492 Jaeger Plumbing & Pump Kevin Jaeger Dubuque IA Kevin Jaeger (02147) Kevin Jaeger (02147) Kevin Jaeger (02147) 06/30/201750639 Jagen Plumbing, Heating & Cooling Inc Lucas Jagen Fairfield IA Lucas Jagen (03701) Lucas Jagen (03701) Lucas Jagen (03701) 06/30/201751756 Ja-Ra, Inc Kim Gamble Pleasant Hill IA Jarod Smith (04913) Jarod Smith (04913) Jarod Smith (04913) 06/30/201751648 Jason Dop Joson Dop Reasnor IA Jason Dop (09838) 06/30/201751401 Jason Smith Plumbing Heating & Cooling, Inc. Jason Smith Mount Pleasant IA Jason E Smith (02949) Jason E Smith (02949) Jason E Smith (02549) 06/30/201750951 Jason Young Plumbing Jason Young Urbandale IA Jason M Young (05717) 06/30/201751818 JAX Refrigeration, Inc Mark Lowery Jacksonville Beach FL Mark Lowery (21115) 06/30/201750641 Jay Gunderson Jay Gunderson Carter Lake IA Melvin Jay Gunderson (12121) 06/30/201750344 J-Berd Mechanical Contractors, Inc David Berdan Saint Cloud MN Michael Johnson (01553) Jeremy Hartneck (02106) Michael Johnson (01553) 06/30/201751798 Jeff Habhab Construction, Inc Jeff Habhab Webster City IA Jeff Habhab (12651) 06/30/201751402 Jeff Wells Construction Inc Jeff Wells Centerville IA Jeff L Wells (14422) 06/30/201751288 Jefferis Plumbing Jerrid Jefferis Council Bluffs IA Jerrid J Jefferis (06592) 12/27/201651683 Jeffrey N. Smith LTD dba Comfort Solution Jeffrey Smith Springville IA Rodney Hanson (01097) Christopher Johnson (01043) 06/30/201750122 Jensen Heating & Air Conditioning, Inc Tracy Jensen Grinnell IA Tracy Jensen (00426) Tracy Jensen (00426) Tracy Jensen (00426) 06/30/201750316 Jerome's Plumbing Jerome Hadaway Jewell IA Jerome Hadaway (03067) 06/30/201751985 Jerry's Heating & Cooling LC, dba Aire Serve of Cyclone CountryJerry Alan Redmond Ames IA Jerry Alan Redmond (08226) Jerry Alan Redmond (08226) Jerry Alan Redmond (08226) 06/30/201750670 Jesse Holder dba Holder Heating, Air Conditioning, Elec & Plbg Jesse Holder Fairfield IA Jesse Holder (05743) Jesse Holder (05743) 06/30/201752001 Jim & Dudes Plumbing & Heating Inc Richard Hanson Albert Lea MN Richard Hanson (12974) Richard Hanson (12974) Richard Hanson (12974) 06/30/201750169 Jim Hundley Heating, AC, & Plumbing, Inc Jim Hundley Janesville IA Jim Hundley (01195) Jim Hundley (01195) Jim Hundley (01195) 06/30/201751511 Jim's Air Pros LLC James Bailiff Des Moines IA James P Bailiff (02964) James P Bailiff (02964) 06/30/201750836 Jim's Electric Jim Beymer Denison IA Jim R Beymer (12134) 06/30/201750608 Jim's Electrical, Heating & Plumbing James Kirschbaum Crystal Lake IA James Kirschbaum (00497) James Kirschbaum (00497) James Kirschbaum (00497) 06/30/201751498 Jim's Heating James Wang Malcom IA James T Wang (14530) James T Wang (01453) James T Wang (01453) 06/30/201751259 Jim's Heating & Air Cond James Hicks Montezuma IA James M Hicks (02449) James M Hicks (02449) James M Hicks (02449) 06/30/201750172 Jirak Plumbing/ Digger Doug, Inc Douglas Jirak Stuart IA Douglas Jirak (03946) 06/30/201751427 JK Plumbing Joseph Kinney Des Moines IA Joseph Kinney (08743) 01/15/201750322 JKMI LLC Jason Karl Faucett MO Jason Karl (16586) 06/30/201751833 JNS Plumbing & Heating LLC Jeremy Hodapp Waukee IA Jeremy Hodapp (04570) Jeremy Hodapp (04570) Jeremy Hodapp (04570) 06/30/201750890 Joe Dankert Plumbing Inc. Joseph Dankert Bettendorf IA Joseph E. Dankert (01600) 06/30/201750563 Joe P Frank and Son David Frank Carroll IA David Frank (02421) David Frank (02421) David Frank (02421) 06/30/201751147 Joel Wood Plumbing & Construction LLC Joel Wood Baldwin IA Joel W Wood (00209) 06/30/201751475 Joe's Heating, Cooling & Plumbing Joseph Endelman Allison IA Joseph W Endelman (07483) Joseph W Endelman (07483) Joseph W Endelman (07483) 06/30/201750463 Johansen Plbg & Htg Robert Johansen Jr. Chariton IA Robert Johansen (03857) Robert Johansen (03857) Robert Johansen (03857) 06/30/201751763 John & John's Plumbing & Heating, LLC John Cuccuini Charles City IA John Cuccuini (14007) John Cuccuini (14007) 06/30/201751203 John Auffart John Auffart Council Bluffs IA John M Auffart (06470) John M Auffart (06470) 06/30/201751437 John D Barber John Barber Fairfield IA John D Barber (14800) John D Barber (14800) John D Barber (14800) 01/16/201750243 John Gowing Plumbing & Heating, Inc. Christopher Lorimor Shenandoah IA Christopher Lorimor (00228) Christopher Lorimor (00228) 06/30/201750291 John W Lanser & Sons, LTD dba Lanser Home Service Brent Lanser Pella IA Brent Lanser (03079) Brent Lanser (03079) Brent Lanser (03079) 06/30/201751620 John's Heating & A/C Services John Wenstrand Stanton IA John Wenstrand (00827) 06/30/201750024 Johnson Comfort Systems, Inc Steven Johnson Lime Springs IA Steven Johnson (01443) Steven Johnson (01443) Steven Johnson (01443) 06/30/201751418 Johnson Contracting Co Inc John Curtis East Moline IL Gregory E Nelson (07358) Gregory E Nelson (07358) Gregory E Nelson (07358) 06/30/201750642 Johnson Controls, Inc Kelli Becker Milwaukee WI Richard Minikis (05686) Wayne Rischling (13399) Wayne Rischling (13399) 06/30/201751529 Johnson Heating & Air Conditioning, Inc. Robert Johnson Kewanee IL Robert A Johnson (11361) 06/30/201751314 Johnson Heating & Air Conditioning, LLC Tony Johnson Mason City IA Tony A Johnson (03324) Tony A Johnson (03324) Tony A Johnson (03324) 01/02/201750973 Johnson Oil Company, Inc. Henry Jessen Battle Creek IA Henry R Jessen (15055) Henry R Jessen (15055) Henry R Jessen (15055) 06/30/201751195 Johnson Plumbing & Heating Bruce Johnson Oelwein IA Bruce A Johnson (05898) Bruce A Johnson (05898) Bruce A Johnson (05898) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51626 Johnson Plumbing Heating & Air Conditioning Jack M Johnson Swea City IA James M Johnson (06870) James M Johnson (06870) James M Johnson (06870) 06/30/201751780 Johnson Plumbing Services, Inc Chad Johnson Cedar Rapids IA Chad Johnson (07711) 06/30/201751713 Johnson's Heating & Cooling Lynn Johnson Springville IA Lynn Johnson (00254) 06/30/201750681 Joiner Construction Co. Inc. Rodney Joiner Plano IA Zeb Joiner (12229) 06/30/201751981 Jones Heating Cooling Plumbing Mark Jones Emmetsburg IA Mark Jones (00510) Mark Jones (00510) Mark Jones (00510) 06/30/201751403 Jones Plumbing Inc Scot Miller Marion IA Scot N Miller (00307) Scot N Miller (00307) 01/10/201750700 Jordan's Heating & Cooling Inc Steven Jordan Swisher IA Steven Jordan (05285) Steven Jordan (05285) 06/30/201751624 Jorgensen Enterprises Inc Shawn M. Jorgensen Harlan IA Shawn M. Jorgensen (08344) Shawn M. Jorgensen (08344) Shawn M. Jorgensen (08344) 06/30/201751075 Jorgensen Plumbing Matt Jorgensen Clive IA Matthew M Jorgensen (05100) 06/30/201750991 Joseph L Buda Joseph L Buda Harcourt IA Joseph L Buda (07989) 06/30/201751678 Josh Sparks Joshua Sparks Perry IA Joshua Sparks (04276) 06/30/201751743 JP Drain Cleaning & Plumbing Jason Pollock Grinnell IA Jason Pollock (11631) Jason Pollock (11631) Jason Pollock (11631) 06/30/201750026 JP Fitzgerald Inc Kristin Fitzgerald Elkader IA Allen Prier (11299) Allen Prier (11299) 06/30/201751900 JR Heating, Cooling and Plumbing Delbert Scobee Jr Wyaconda MO Delbert Scobee Jr (08282) Delbert Scobee Jr (08282) Delbert Scobee Jr (08282) 06/30/201750606 Just Chase Inc dba Gubbels One Hour Russell Schrader Waterloo IA Russell Schrader (07474) 06/30/201751689 Justsal Inc dba Jiffy Plumbing, Heating & A/C Mark Trueblood Webster City IA Mark Trueblood (09616) Mark Trueblood (09616) Mark Trueblood (09616) 06/30/201750388 JZ Refrigeration Zachary Meinders Des Moines IA Zachary Meinders (11851) Zachary Meinders (11851) 06/30/201750726 K & L Enterprises dba Mr. Rooter of QC Larry Bloomer Eldridge IA Larry Bloomer (01739) 06/30/201751008 K & S Heating & Cooling, Inc. John Klein Livermore IA Dennis J Stalzer (04819) Dennis J Stalzer (04819) Dennis J Stalzer (04819) 06/30/201751180 K C Heating and Air Conditioning, Inc. LLC Kevin Carlson Papillion NE Kevin Carlson (01568) 06/30/201750537 K P S Kenneth Punteney Neola IA Kenneth Punteney (03230) 06/30/201751859 Kappler Mechanical Services, LLC Gene Kappler Akron IA Gene Kappler (05077) Gene Kappler (05077) 06/30/201751205 Kasperbauer Service Inc Kevin Kasperbauer Vail IA Kevin F Kasperbauer (00156) Kevin F Kasperbauer (00156) Kevin F Kasperbauer (00156) 06/30/201750950 Kayser Plumbing & Heating Robert Kayser Waterloo IA Robert A Kayser (06920) Robert A Kayser (06920) 06/30/201751946 KC Elliott's Plumbing & Heating Chad Schwemm Tripoli IA Chad Schwemm (09609) Chad Schwemm (09609) Chad Schwemm (09609) 06/30/201750318 Keith Cooper and Sons, Inc. Matthew Cooper Ames IA Matthew Cooper (04703) 06/30/201751262 Keith's Electric Stephen Fenton Chariton IA J Stephen Fenton (15220) 06/30/201750806 Keller Plumbing Heating & Air LLC Ken Keller Storm Lake IA Ken M. Keller (03709) Ken M. Keller (03709) Ken M. Keller (03709) 06/30/201750319 Kelly Heating & Air Conditioning, Inc. William Bednarz Iowa City IA William Bednarz (00591) William Bednarz (00591) William Bednarz (00591) 06/30/201750027 Kelly Heating & Oil Co, Inc Mark Kelly Clinton IA Scott Bechtel (14478) Scott Bechtel (14478) Scott Bechtel (14478) 06/30/201750843 Kenny's Service LLC Thomas Kenny Osage IA Thomas Kenny (12302) Thomas Kenny (12302) Thomas Kenny (12302) 06/30/201751523 Ken's Electric Inc Brian Irvine Oelwein IA Brian R Irvine (05938) 06/30/201750581 Ken-Way Excavating Inc Charlie Fisher Walford IA Charlie Fisher (14328) 06/30/201750449 Keokuk Contractors Inc Josh Rose Keokuk IA Josh Rose (09950) Guy Rose (03830) 06/30/201751078 Kephart Construction Dale E Kephart Saint Charles IA Bryan J Morris (03524) 06/30/201751285 Kerry Glock Plbg & Htg Kerry Glock Calmar IA Kerry T Glock (04245) Kerry T Glock (04245) Kerry T Glock (04245) 12/27/201651502 Kertels Plumbing & Heating Randy Bell Farley IA Randy J Bell (00266) Randy J Bell (00266) Randy J Bell (00266) 02/12/201750803 Kessler Electric Mike Kessler West Liberty IA Mike L. Kessler (06376) 06/30/201750150 Keuning Plumbing, Heating & Air Conditioning Marlin Kampman Harvey IA Marlin Kampman (01232) Marlin Kampman (01232) Marlin Kampman (01232) 06/30/201751931 Kevin Evan's Plumbing Kevin Evans Madrid IA Kevin Evans (07143) 06/30/201750555 Kevin Merschman Plumbing Heating & Electrical Wiring Kevin Merschman West Point IA Kevin A. Merschman (11766) Kevin A. Merschman (11766) Kevin A. Merschman (11766) 06/30/201750949 Kimbel Mechanical Systems, Inc. Thomas Smith Springdale AR Thomas "Brad" Smith (19142) David Kimbel (19855) 06/30/201751276 King's Maintenance Richard King Des Moines IA Richard F King (14670) 06/30/201750777 Kingsley Mercantile Inc. Kerry Kingsley Harmony MN Wilbur D. Fenstermacher (17765) 06/30/201751245 Kinnamon Services Josh Kinnamon Monroe IA Josh M Kinnamon (01280) Josh M Kinnamon (01280) Josh M Kinnamon (01280) 06/30/201751894 Kinseth Construction Services, LLC Leslie Kinseth Clear Lake IA Donald Weathermon (01866) Donald Weathermon (01866) Donald Weathermon (01866) 06/30/201751289 Kinseth Plumbing & Heating, Inc. Sherri Kinseth Belmond IA Rick D Kinseth (00446) Rick D Kinseth (00446) Rick D Kinseth (00446) 06/30/201751509 Kirschbaum Elec & Plbg Dan Kirschbaum Lake Mills IA Dan S Kirschbaum (07195) Dan S Kirschbaum (07195) Dan S Kirschbaum (07195) 02/17/201750464 Kitt Plumbing and Heating Inc Carter Haukap Carroll IA Carter Haukap (08120) Carter Haukap (08120) Carter Haukap (08120) 06/30/201750921 Klauer Heating and Air Conditioning Steven Klauer Moline IL Steven P Klauer (00328) 06/30/201751436 Kloewer Plbg Htg & Air Inc. Robert J Kloewer Defiance IA Robert J Kloewer (06037) Robert J Kloewer (06037) Robert J Kloewer (06037) 01/16/201751772 Knipp Plumbing Services Matthew Knipp Callender IA Matthew Knipp (04133) Matthew Knipp (04133) Matthew Knipp (04133) 06/30/201750423 Knudsen Construction Jamie Knudsen Harlan IA Jamie Knudsen (14029) 06/30/201751711 Knutson Brothers, Inc Paulette Hildebrandt Redwood Falls MN Steven Schramm (12811) Steven Schramm (12811) 06/30/201751886 Knutson Plumbing Michael Knutson Omaha NE Michael Knutson (05327) 06/30/201750067 Knutzon Paint Gift & Service, Inc Larry Meyer Eagle Grove IA Larry Meyer (11871) Larry Meyer (11871) Larry Meyer (11871) 06/30/201751826 Kobliska Plumbing Inc Philip Kobliska Cedar Rapids IA Philip Kobliska (03156) Philip Kobliska (03156) 06/30/201750076 Kohles & Bach, Inc Rickey Bach Johnston IA Rickey Bach (00582) Rickey Bach (00582) Rickey Bach (00582) 06/30/201750612 Kohles Mechanical Inc Donald Kohles Johnston IA Don Kohles (08332) Don Kohles (08332) Randy Waters (08356) 06/30/201750103 Kolar Heating and Air Gerald Kolar Cedar Falls IA Gerald Kolar (01063) Gerald Kolar (01063) 06/30/201751316 Koppold Plumbing Michael Koppold Council Bluffs IA Michael J Koppold (00469) 06/30/201751297 Kordick Enterprise Joe Kordick Des Moines IA Joseph Kordick (04827) Joseph Kordick (04827) 12/30/201650493 Koski Mechanical Melvin Koski Marion IA Melvin Koski (02957) Melvin Koski (02957) 06/30/201750251 Kowalke Plumbing Inc Fred Kowalke Iowa City IA Fred Kowalke (00858) 06/30/201751804 Krall Plumbing Inc Donald Krall Cedar Rapids IA Donald Krall (01418) Donald Krall (01418) 06/30/201751151 Kramer Hardware Inc. Larry Kramer Clear Lake IA Jay D Anderson (02305) Jay D Anderson (02305) Jay D Anderson (02305) 11/27/201651384 Kremer Plbg & Htg Paul Kremer Epworth IA Paul J Kremer (01912) Paul J Kremer (01912) Paul J Kremer (01912) 01/08/201751254 Kress Heating, Plumbing & Electric Inc. Dean Kress Quasqueton IA Dean L Kress (12544) Dean L Kress (12544) Dean L Kress (12544) 06/30/201751251 Krexco Kenneth Rexroth Oskaloosa IA Kenneth D Rexroth (03655) Kenneth D Rexroth (03655) Kenneth D Rexroth (03655) 06/30/201750853 Kriens Plumbing and Mechanical Corp Dave Kriens, Jr. Des Moines IA Dave J Kriens, Jr. (01632) Dave J Kriens, Jr. (01632) 06/30/201750553 Krohmer Plumbing Inc. Frank Krohmer Mitchell SD Frank Krohmer (09440) Frank Krohmer (09440) 06/30/201751658 Krons Plumbing Vicki Kron Whiting IA Bryan Kron (07777) 06/30/201750055 Kruck Plumbing & Heating Co. Inc. Stephen Kruck Boone IA Stephen Kruck (00094) Stephen Kruck (00094) Stephen Kruck (00094) 06/30/201750494 Krueger's Handyman Service Alan Krueger Jefferson IA Alan Krueger (11375) 06/30/201750710 Kruse Electric & Plumbing Jerry Kruse Callender IA Jerry Kruse (07144) Jerry Kruse (07144) 06/30/201751380 Kruse Refrigeration & Electric Inc Paul Kruse Harlan IA Paul H Kruse (09438) 01/08/201751955 Krystal Companies LLC dba Welker Heating & Cooling Luke Welker Overland Park KS Luke Welker (19318) 06/30/201751612 K's Electric Kurt Cronbaugh Lacona IA Kurt Cronbaugh (08690) 06/30/201750825 Kuenster Heating & Air, LLC Jeremy Kuenster Kalona IA Richard Valazquez (06138) Jeremy J Kuenster (00483) Jeremy J Kuenster (00483) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50860 Kugco LLC dba Kugler Construction & Plumbing William Kugler Waterloo IA William O Kugler (02895) William O Kugler (02895) 06/30/201751281 Kuhlmann Home Improvements Douglas Kuhlmann Onawa IA Douglas A Kuhlmann (12563) Douglas A Kuhlmann (12563) 12/26/201650450 Kunkel Construction LLC Daniel Kunkel Baxter IA Daniel Kunkel (06774) Daniel Kunkel (06774) 06/30/201750339 Kurt's Plumbing and Heating Kurt Gerdes Monona IA Kurt Gerdes (00196) Kurt Gerdes (00196) Kurt Gerdes (00196) 06/30/201750269 Kvidera Mechanical, Inc Jared Kvidera Salix IA Jared Kvidera (08040) Jared Kvidera (08040) Jared Kvidera (08040) 06/30/201751504 L & J Dream Builders LLC Larry Graves Hartley IA Jesse J Graves (10918) 06/30/201750671 L & M Boiler Systems Inc Gus Maxfield Austin MN Gus Maxfield (13586) Gus Maxfield (13586) 06/30/201750565 L & M Plumbing Jimmie D. Rasmussen Patterson IA Jimmie D. Rasmussen (05143) 04/23/201751163 L & S Plumbing Robert Lynch Cedar Rapids IA Robert R Lynch (12429) Robert R Lynch (12429) Robert R Lynch (12429) 12/04/201650278 L A Fulton & Son, Inc Jeffrey Fulton Des Moines IA Jeffrey Fulton (06099) Jeffrey Fulton (06099) 06/30/201750060 L E Hunt Jr Ent, Inc dba Roto Rooter Larry Hunt Jr Grimes IA John Losenicky (00771) 06/30/201751784 Lacey Plumbing Robert Lacey Marion IA Robert Lacey (03160) 06/30/201751424 Lacona Hardware Gene Wadle Lacona IA Gene E Wadle (03688) Gene E Wadle (03688) Gene E Wadle (03688) 02/04/201750277 LADCO Inc Doug Hamilton Cedar Rapids IA Bruce D Hamilton (01448) 06/30/201751168 Lage Construction Kent Lage Eldridge IA Kent S Lage (01893) 12/05/201650424 LAKAPPCO, Inc Larry Kapple Delta IA Larry Kapple (01207) Larry Kapple (01207) 06/30/201750459 Lake City Electric Lonnie Daisy Lake City IA Lonnie Daisy (00757) 06/30/201750495 Lake Plumbing and Heating Inc Dan Kilborn Clear Lake IA Danny Kilborn (04618) Danny Kilborn (04618) Danny Kilborn (04618) 06/30/201750752 Lakeport Heating and Cooling Brenden Brouillette Sloan IA Brenden J. Brouillette (04140) 06/30/201750637 Lamoni Heating Cooling & Plumbing David Martin Lamoni IA David Martin (00369) David Martin (00369) David Martin (00369) 06/30/201751373 Land Plumbing Inc Loras Beadle Jr Solon IA Loras J Beadle Jr (06195) Loras J Beadle Jr (06195) Loras J Beadle Jr (06195) 01/08/201751639 Lane Plumbing & Heating, Inc Brian Lane Mount Union IA Brian Lane (04158) Brian Lane (04158) 06/30/201750104 Langel's Plumbing & Heating Scott Petty Le Mars IA Derek Langel (09328) Derek Langel (09328) Derek Langel (09328) 06/30/201751573 Lang's Dairy Equipment Inc Bruce Hanson Decorah IA Robert Engelhardt (13786) 06/30/201751478 Larry E Van Deusen dba AEC Larry Van Deusen Cedar Rapids IA Larry E VanDeusen (02095) Larry E VanDeusen (02095) Larry E VanDeusen (02095) 06/30/201750256 Larry Nierling Electric Larry Nierling Dorchester IA Larry Nierling (01236) Larry Nierling (01236) Larry Nierling (01236) 06/30/201751335 Larry Ven Horst Plumbing & Heating Larry VenHorst Bettendorf IA Larry H VenHorst (15034) Larry H VenHorst (15034) 01/02/201750359 Larsen Plumbing & Heating, Inc Dennis Faber Fertile IA Dennis Faber (01134) Dennis Faber (01134) Dennis Faber (01134) 06/30/201751246 Larson Construction Co., Inc. Ed Larson Independence IA James C Oberle (10471) James C Oberle (10471) James C Oberle (10471) 12/20/201651973 LaSourd Plumbing Patrick LaSourd Duncombe IA Patrick LaSourd (00588) 06/30/201751613 Latta Kiene Plumbing Inc Kevin Kiene Riverside IA Kevin Kiene (04525) 06/30/201751319 Laurens Plumbing Service, Inc Don Aschenbrenner Laurens IA Donald A Aschenbrenner (00637) Donald A Aschenbrenner (00637) Donald A Aschenbrenner (00637) 01/02/201751653 Lawler Fixture Company Joseph Lawler Sioux City IA Joseph Lawler (03322) Joseph Lawler (03322) Joseph Lawler (03322) 06/30/201750870 Lazer Electric LLC Jeremy Swanson Des Moines IA Chad Guillaume (02816) 06/30/201750320 LDL Builders LLC Lonnie Bell Sigourney IA Lonnie Bell (12589) 06/30/201751592 Leach Heating & Cooling Inc Steve Leach La Motte IA Steve Leach (04724) Steve Leach (04724) Steve Leach (04724) 06/30/201751086 Leaky Pipes Plumbing, LLC Mary Rodish-Rhiner West Des Moines IA Michael W Rhiner (08362) 06/30/201750167 Lee Grubb Plumbing & Electric Lee Grubb Oskaloosa IA Lee Grubb (06672) Lee Grubb (06672) 06/30/201751628 Lee Plumbing and Heating Darwin L. Lee Lake Mills IA Darwin L. Lee (11177) Darwin L. Lee (11177) Darwin L. Lee (11177) 06/30/201751453 Leechman Industries Brian leech Des Moines IA Brian M Leech (00071) 06/30/201750554 Leeper Electric, Plumbing, & Heating Wesley Leeper Clarence IA Wesley J. Leeper (02021) Wesley J. Leeper (02021) Wesley J. Leeper (02021) 06/30/201750454 Leet's Refrigeration LC James Leet Washington IA James Leet (00006) James Leet (00006) James Leet (00006) 06/30/201751399 Lefty's Pump & Plumbing Heating & Air LLC Shane Williams Massena IA Shane E Williams (07563) Shane E Williams (07563) Shane E Williams (07563) 01/10/201751996 Lekwa Heating and Cooling, LLC John R Lekwa Story City IA John R Lekwa (06009) 06/30/201751603 LeMars Plumbing & Heating John Swanberg Le Mars IA John Swanberg (09861) John Swanberg (09861) John Swanberg (09861) 06/30/201751484 Lenhart Plumbing Inc Charles A Merical Adel IA Charles A Merical (04940) Charles A Merical (04940) 06/30/201751441 Lenig Construction Tom Lenig Seymour IA Tom L Lenig (04257) 01/21/201751160 Lenning Electric & HVAC Larry Lenning Ames IA Larry G Lenning (09590) 06/30/201750932 Lennox National Account Services, LLC Joseph Gennari Fort Lauderdale FL Charles J Albanese (17860) 06/30/201751872 Lenny DeSantiago Plumbing Lenny DeSantiago Davenport IA Lenny DeSantiago (03092) 06/30/201750871 Lenz Mechanical LLC Alfred Lenz Urbandale IA Alfred R Lenz (02923) Alfred R Lenz (02923) 06/30/201752004 Leon Plumbing, Heating and Cooling, LLC Jody Alan Wilson Leon IA Eric Dale (03705) Eric Dale (03705) Eric Dale (03705) 06/30/201751429 Leonard Tinker Heating & Cooling Leonard Tinker Des Moines IA Leonard E. Tinker (13395) 01/15/201751783 Leon's Construction, LLC Leon Delagardelle Jesup IA Leon Delagardelle (13290) 06/30/201751731 Leons Plumbing & Heating Leon Streicher Lamont IA Leon Streicher (10837) Leon Streicher (10837) Leon Streicher (10837) 06/30/201750053 Lester Mechanical LLC Daniel Mosiman Nevada IA Daniel Mosiman (04203) 06/30/201750512 Letco Ltd Larry Trott Rockwell City IA Larry Trott (00024) Larry Trott (00024) Larry Trott (00024) 06/30/201751202 Leuthold Plbg, Htg, & Elec. Inc. Mark Leuthold Lester IA Kevin R Leuthold (09004) Mark R Leuthold (08959) Mark R Leuthold (08959) 06/30/201751398 Lewis Heating & Air Conditioning Mark Lewis Bettendorf IA Mark D Lewis (06245) 02/04/201751519 Lewis Plumbing Edward Lewis Ottumwa IA Edward J Lewis (06874) Edward J Lewis (06874) 06/30/201751321 Lewis Plumbing & Heating LLC Gerald Lewis Le Mars IA Gerald L Lewis (05570) Gerald L Lewis (05570) Gerald L Lewis (05570) 01/02/201751578 Lifestyle Plumbing Inc Donald Stabenow Waukee IA Donald Stabenow (08341) 06/30/201750829 Linden Construction Steve Linden Moville IA Steve T. Linden (03863) 06/30/201750566 Linderman Heating & Air LLC Rick Linderman Charles City IA Rick Linderman (04933) Rick Linderman (04933) Rick Linderman (04933) 06/30/201751684 LINS Heating & Air Conditioning, LLC Marc Lins Cedar Rapids IA Marc Lins (09883) Marc Lins (09883) Marc Lins (09883) 06/30/201751828 Little Kading Construction Company, Inc Rick Kading Urbandale IA Edward Machin (00133) Edward Machin (00133) 06/30/201751641 Loescher Heating & Air Conditioning Sean Lane Freeport IL Sean Lane (15999) 06/30/201750497 Loftus Heating Inc Kevin Loftus Logan IA Kevin Loftus (05957) Kevin Loftus (05957) Kevin Loftus (05957) 06/30/201751761 Lohuis Construction, Inc Daniel D Lohuis Mc Intire IA Daniel D Lohuis (13908) Daniel D Lohuis (13908) Daniel D Lohuis (13908) 06/30/201751473 Loneman Electrical & Plumbing Joseph Loneman Carroll IA Joseph E Loneman (00546) Joseph E Loneman (00546) 06/30/201751721 Long Plumbing & Heating Ronald Long Rubio IA Ronald Long (04409) Ronald Long (04409) 06/30/201750582 Lon's Plumbing and Heating Co. Inc. Lon Larsen Reinbeck IA Lon Larsen (08140) Lon Larsen (08140) Lon Larsen (08140) 06/30/201750945 Louk Plumbing Heating & AC Inc Dennis Louk Jefferson IA Dennis L. Louk (00697) Dennis L. Louk (00697) Dennis L. Louk (00697) 06/30/201750498 Lovelady Plumbing Lamont Lovelady Des Moines IA Lamont Lovelady (04069) 06/30/201751477 Lovell Plumbing Inc Dane Lovell West Liberty IA Dane S Lovell (00703) 06/30/201751741 Lowden Plumbing & Heating Dick Mensing Lowden IA Dick Mensing (08941) Dick Mensing (08941) Dick Mensing (08941) 06/30/201750036 Lozier Heating & Cooling, Inc Gary Pennington West Des Moines IA Gary Pennington (00118) Gary Pennington (00118) Gary Pennington (00118) 06/30/201750876 LT Mechanical Larry Trende Cresco IA Larry H Trende (00942) Larry H Trende (00942) 06/30/201750313 LTD Corp dba Country Propane, Heating & Cooling Terry Davis Milo IA Greg Davis (00826) Greg Davis (00826) Greg Davis (00826) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51528 Lundquist AC Service Andrew Lundquist Corning IA Andrew E Lundquist (06117) Andrew E Lundquist (06117) Andrew E Lundquist (06117) 02/27/201750065 Lyles Heating and Cooling Lyle Van Engen Rock Valley IA Lyle Van Engen (01229) Lyle Van Engen (01229) Lyle Van Engen (01229) 06/30/201750711 Lyman LLC dba Jasman Plumbing David Lyman Sioux City IA David Lyman (00022) 06/30/201751104 Lynch Contracting Inc Tom Lynch Davenport IA Thomas D Lynch (08610) Thomas D Lynch (08610) Thomas D Lynch (08610) 06/30/201750075 Lynch's Excavating, Inc Lawrence Lynch West Branch IA Lawrence Lynch (01726) 06/30/201750455 Lynch's Plumbing Inc Wayne Lynch West Branch IA Wayne Lynch (00415) Wayne Lynch (00415) Wayne Lynch (00415) 06/30/201750747 Lynn Furnace Jason Baldwin Shenandoah IA Jason A. Baldwin (09869) 06/30/201751332 Lynn G Zupan Lynn Zupan Des Moines IA Lynn G Zupan (00132) 06/30/201750451 M & W Pro Plumbing & Heating Inc Troy Wilson Hudson IA Brad Wilson (00852) Brad Wilson (00852) 06/30/201750425 Maas Heating, Inc Ricky Maas Dubuque IA Ricky Maas (05172) Ricky Maas (05172) Ricky Maas (05172) 06/30/201750348 Mack Patterson Inc Bret Patterson Dubuque IA Bret Patterson (02933) Bret Patterson (02933) Bret Patterson (02933) 06/30/201751895 Mac's Heating & AC Willard McNaughton Lawton IA Willard McNaughton (05802) 06/30/201750837 Madison's Resurfacing Patrick Madison Cedar Rapids IA Clark K Adams (11887) 06/30/201751145 Maher Plbg, Htg & A/C Donald Maher Tipton IA Jeffery L Suchomel (06960) Jeffery L Suchomel (06960) 11/27/201651727 Maloney Plumbing, LLC Michael Maloney Anamosa IA Michael Maloney (02160) 06/30/201750879 Manning-Seivert Mechanical Contractors Inc. David Nixon Granger IA David M Nixon (04102) David M Nixon (04102) David M Nixon (04102) 06/30/201751655 Manternach Plumbing, Heating & Electric, Inc Herbert R Manternach Cascade IA Herbert R Manternach (01153) Herbert R Manternach (01153) Herbert R Manternach (01153) 06/30/201750054 Marc Olson Real Estate, Inc. Marc Olson Nevada IA Marc E. Olson (13066) 06/30/201751712 Marchand Plumbing & Heating, Inc Ronald Marchand Milford IA Ronald Marchand (10893) Ronald Marchand (10893) 06/30/201750279 Marick Inc. Mark Thornton Des Moines IA Kristion Hannam (05357) Kristion Hannam (05357) Kristion Hannam (05357) 06/30/201751119 Mark Werner dba Advanced Temperature Systems Mark Werner Clinton IA Mark A Werner (00669) Mark A Werner (00669) Mark A Werner (00669) 06/30/201751522 Marking Refrigeration Kevin Marking Omaha NE Kevin J Marking (04042) 06/30/201751149 Marlin's Heating & Air Conditioning Marlin Bartle Sioux City IA Marlin D Bartle (10562) 11/27/201651634 Marlin's Heating & Air Conditioning Marlin D. Bartle Sioux City IA Marlin D. Bartle (10562) 06/30/201751162 Martin Heating Robert E Martin Boone IA Robert E Martin (07581) Robert E Martin (07581) 06/30/201750583 Martinez Heating/ Cooling Victorino Martinez Marshalltown IA Victorino Martinez (07701) 06/30/201750262 Marv Smith Electric, Plumbing & Heating, Inc Marv Smith Fort Atkinson IA Marv Smith (10599) Marv Smith (10599) Marv Smith (10599) 06/30/201750465 Master Metals Inc John McCabe Onalaska WI Rich Puent (13118) 06/30/201751903 Master Plumbing, Heating & Cooling Dave Judd Cedar Rapids IA Dave Judd (08494) Dave Judd (08494) Dave Judd (08494) 06/30/201751957 Matt Construction, Inc Kelly Matt Sumner IA Christopher T Matt (15236) Christopher T Matt (15236) 06/30/201750996 Matt's Plumbing Matthew Norgaard Hartley IA Matthew L Norgaard (00334) 06/30/201750347 MB Enterprises of Ames Jason Miller Ames IA Jason Miller (05828) Jason Miller (05828) Jason Miller (05828) 06/30/201750569 Mc Cloud Plumbing Services Bob Mc Cloud Boone IA Bobby Joe Mc Cloud (04617) Bobby Joe Mc Cloud (04617) Bobby Joe Mc Cloud (04617) 06/30/201750927 McAninch Corporation Dave Stitz Des Moines IA Craig A Kirkpatrick (04623) 06/30/201750159 McBurney Heating & Cooling Larry McBurney Indianola IA Larry McBurney (01623) Larry McBurney (01623) 06/30/201750350 McCann Mechanical Inc Chris McCann Burlington IA Christopher McCann (10087) Christopher McCann (10087) 06/30/201750727 McCarley Mechanical Robert Carl McCarley Ames IA Robert Carl McCarley (08899) Robert Carl McCarley (08899) Robert Carl McCarley (08899) 06/30/201751322 McCarthy Improvement Company Mitch Harvey Davenport IA Mitch P Harvey (04906) Mitch P Harvey (04906) Mitch P Harvey (04906) 06/30/201750106 McCleary Excavating Co, Inc Tim McCleary Blue Grass IA Tim McCleary (13612) 06/30/201751249 McClellan Industries, Inc. Mark W McClellan Eldora IA Mark W McClellan (01571) Mark W McClellan (01571) Mark W McClellan (01571) 06/30/201750613 McClure Construction Robert McClure Onawa IA Robert McClure (02283) Robert McClure (02283) 06/30/201750712 McCuddin Plumbing LLC Michael McCuddin West Des Moines IA Michael McCuddin (04394) 06/30/201751271 McGill's Repair & Construction LLC David McGill Centerville IA David J McGill (09153) David J McGill (09153) David J McGill (09153) 06/30/201751534 McKinney Excavating LLC Ryan McKinney Urbandale IA Ryan R McKinney (02983) 06/30/201751876 McNeal's Refrigeration, Inc Daniel McNeal Cedar Rapids IA Daniel McNeal (00565) 06/30/201751213 McNeil Industrial, Inc. Bernard McNeil Omaha NE Mark E Appel (16432) 12/17/201651256 Mechanical & Building Repair Lynn Maas Blue Grass IA Lynn G Maas (02125) 06/30/201750392 Mechanical Air Systems Company Carl Anderson Mason City IA Carl Anderson (04775) Carl Anderson (04775) Carl Anderson (04775) 06/30/201750181 Mechanical Comfort, Inc Darin Stoll Ames IA Gale Lamberson (00987) Darin Stoll (09901) Darin Stoll (09901) 06/30/201750226 Mechanical Contractors, Inc dba Miller Mechanical Contractors , Donald Miller Dewar IA Donald Miller (06531) Donald Miller (06531) Donald Miller (06531) 06/30/201750372 Mechanical Equipment Services Corporation Charles Stephenson Des Moines IA Charles Stephenson (07694) Charles Stephenson (07694) Charles Stephenson (07694) 06/30/201751746 Mechanical Service Consulting, Inc Cory Paeper Indianola IA Jack Cooper (16456) 06/30/201751359 Mechanical Service Inc Randal Staab Iowa City IA Randal D Staab (01144) Randal D Staab (01144) Randal D Staab (01144) 06/30/201750489 Mechanical Services Co Michael Henny Waterloo IA Michael Henny (01990) Michael Henny (01990) 06/30/201751531 Mechanical Solutions by Nodurft Inc. Chris Nodurft Davenport IA Chris R Nodurft (11559) Chris R Nodurft (11559) 06/30/201751468 Meier Plumbing & Heating Gerald Meier Britt IA Gerald G Meier (03236) Gerald G Meier (03236) Gerald G Meier (03236) 06/30/201751194 Meland Co Septic Service & Excavating Joe Meland New Sharon IA Joie D Meland (00428) 06/30/201751754 Mennen Plumbing William Mennen West Burlington IA William Mennen (05947) William Mennen (05947) 06/30/201751169 Metal Specialists Inc Larry Lewis Sioux City IA Larry L Lewis (05184) 12/06/201650928 Metro Heating & Cooling LLC Joseph Tollari Des Moines IA Joseph R Tollari (07913) Joseph R Tollari (07913) Joseph R Tollari (07913) 06/30/201750152 Metro Plumbing & Heating, Inc. Laurie Tulchin Iowa City IA James Glasgow (03392) 06/30/201751419 Metzger Construction Rick Metzger Allerton IA Rick L Metzger (12267) Rick L Metzger (12267) 06/30/201751948 Meyer Companies, Inc dba Pete's Water and Sewer Leroy Meyer Minneapolis MN Luke Ogden (10433) 06/30/201750734 Meyer's P & H Steve Meyer Lake City IA Steven Meyer (00895) Steven Meyer (00895) 06/30/201751757 Michael Auch Sr Michael Auch Sr Des Moines IA Michael Auch Sr (10060) 06/30/201750315 Michael L Shaffer dba Shaffer Plumbing and Heating Michael Shaffer Anamosa IA Michael Shaffer (03888) Michael Shaffer (03888) Michael Shaffer (03888) 06/30/201750010 Mick Gage Plumbing and Heating Inc Mickey Gage New Hampton IA Brian C Gage (00012) Brian C Gage (00012) Brian C Gage (00012) 06/30/201750115 Mic's Plumbing & Heating Jon Shekleton New Hampton IA Jon Shekleton (00776) Jon Shekleton (00776) Jon Shekleton (00776) 06/30/201750983 Mid Iowa Service Company Inc Brad Lamb New Virginia IA Bradley J Lamb (00212) Bradley J Lamb (00212) Bradley J Lamb (00212) 06/30/201750877 Mid National Aquatic Services Mark Pleva Woodward IA Mark G Pleva (06259) Mark G Pleva (06259) 06/30/201750977 Mid-Iowa Heating & Air David Gilbert Osceola IA David Gilbert (01199) David Gilbert (01199) David Gilbert (01199) 06/30/201750393 Midlands Mechanical, Inc Gil Balboa Omaha NE William Kilmer (02415) William Kilmer (02415) 06/30/201751532 Mid-State Construction Co Inc Michael Schroyer Baxter IA Michael L Schroyer (01439) 06/30/201750173 Midstate Plumbing & Heating, Inc Donald Livasy Fort Dodge IA Michael Omann (06491) Donald Livasy (06358) Michael Omann (06491) 06/30/201750998 Midwest Backflow Services Mike Steve Dubuque IA Mike M Steve (00391) Mike M Steve (00391) Mike M Steve (00391) 06/30/201750323 Midwest Basement Systems, Inc Christine Freeman Des Moines IA Andrew Archibold (00078) 06/30/201751688 Midwest Climate Solutions David Atwell Davenport IA David Atwell (01125) 06/30/201750672 Midwest Comfort Htg & Clg Brian Stenger Clive IA Brian Stenger (02124) Brian Stenger (02124) 06/30/201751984 Midwest Star Repairs, LLC Mohamed Rheem West Des Moines IA Mohamed Rheem (16686) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51338 Midwestern Mechanical Inc Dwayne Klarenbeek Sioux Falls SD Dwayne A Klarenbeek (01729) Dwayne A Klarenbeek (01729) Dwayne A Klarenbeek (01729) 01/02/201750952 Midwestern Mechanical of Iowa, Inc Gary TerWee Spencer IA Gary TerWee (01143) Gary TerWee (01143) Gary TerWee (01143) 06/30/201751339 Midwestern Mechanical Tri-State Inc Dwayne Klarenbeek Sioux City IA Dwayne A Klarenbeek (01729) Dwayne A Klarenbeek (01729) Dwayne A Klarenbeek (01729) 01/02/201750292 Miene Septic Service, Inc. Rick Miene Robins IA Rick Miene (01883) 06/30/201750035 Mike Fereday Heating & A/C Mike Fereday Waterloo IA Mike Fereday (01517) Mike Fereday (01517) Mike Fereday (01517) 06/30/201750733 Mike Kraus dba Kraus Plumbing & Heating Mike Kraus Monticello IA Mike Kraus (10459) Mike Kraus (10459) Mike Kraus (10459) 06/30/201751337 Mike Peterson Plumbing Michael L Peterson Camanche IA Michael L Peterson (07531) 06/30/201750238 Mike Yutzy Mike Yutzy Leon IA Mike Yutzy (12838) 06/30/201750029 Mike's Fix It Mike Boettcher Fenton IA Mike Boettcher (01684) 06/30/201751221 Mike's Plumbing & Backhoe Svc LLC Mike Horning Cumming IA Mike K Horning (10119) 06/30/201750412 Miller Plumbing & Heating Thomas Miller Spencer IA Thomas Miller (02255) Thomas Miller (02255) Thomas Miller (02255) 06/30/201750772 Miller Plumbing of Cedar Rapids, Inc. Joseph Miller Cedar Rapids IA Joseph P. Miller (13960) 06/30/201751904 Miller's Plumbing and Heating Gregory Cameron New London IA Greg Cameron (06640) Greg Cameron (06640) Greg Cameron (06640) 06/30/201750153 Mill's Construction LLC Alan Mills Sutherland IA Alan Mills (07779) 06/30/201750154 Mills Inc Kelvin Keifer Charles City IA Kelvin Keifer (20772) Gary Mills (00017) Gary Mills (00017) 06/30/201750293 Minahan Sheetmetal David Minahan Neola IA David Minahan (02666) 06/30/201751982 Miner Heating & Cooling, LLC Sean Dennis Miner Winterset IA Dennis Miner (05212) Dennis Miner (05212) 06/30/201750883 Miner Plumbing Inc. David Miner Dubuque IA David H Miner (00299) 06/30/201751738 Mingus Cooling, Heating & Electrical James Mingus Spencer IA James Mingus (07653) 06/30/201751604 Mister Fixer Maintenance, Inc Charles North State Center IA Charles North (11602) 06/30/201750909 Mitchell & Sons Heating & Cooling Inc Thomas Mitchell Ottumwa IA Thomas P Mitchell (00601) 06/30/201751864 MIX Electric Harold Mix Mason City IA Harold Mix (14415) Harold Mix (14415) Harold Mix (14415) 06/30/201751845 MJ Casey Mechanical Michael Casey Fairfield IA Michael J Casey (16698) 06/30/201751039 ML Jackson Quality Plumbing Inc. Mark Jackson Coal Valley IL Mark L Jackson (01452) 06/30/201750692 MMC Mechanical Contractors Inc Edward Hillary Dubuque IA Dan Hillary (05229) Dan Hillary (05229) Dan Hillary (05229) 06/30/201750180 MMC Mechanical Contractors, Inc. Adam Buzbee Omaha NE Dennis Eden (08206) Adam Buzbee (04178) Adam Buzbee (04178) 06/30/201750394 Modern Mechanical Jacob Burkhart Des Moines IA Jacob Burkhart (05407) Jacob Burkhart (05407) 06/30/201750568 Modern Piping Inc Ken Brown Cedar Rapids IA David Brown (01363) David Brown (01363) David Brown (01363) 06/30/201750501 Modern Piping of the Quad Cities LLC Ken Brown Cedar Rapids IA Dan Wille (10022) Dan Wille (10022) Dan Wille (10022) 06/30/201750395 Modern Sheet Metal, Inc Ken Brown Cedar Rapids IA Michael Peiffer (00067) 06/30/201751013 Moeller Furnace Co Fred Moeller Fort Dodge IA Gary M Moeller (00139) 06/30/201750714 Molo Plumbing & Heating LLC Russell Kruse Dubuque IA Russell Kruse (01330) Louie Wiederholt (06105) Louie Wiederholt (06105) 06/30/201751726 Monahan Plumbing John Monahan Woodbine IA John Monahan (04899) 06/30/201750741 Monona Plumbing and Fire Protection, Inc. Brent Williams Madison WI Marc A Rhiner (19025) 06/30/201750947 Monti Plumbing, Heating & Electric Theodore Kraus Monticello IA Theodore J Kraus (10772) Theodore J Kraus (10772) Theodore J Kraus (10772) 06/30/201751810 Mooney Heating & Cooling Inc Larry Leggett Marion IA Larry Leggett (00704) 06/30/201751773 Moore & Sons Heating & Air Kenny Moore East Dubuque IL John Marty (11970) Kenny Moore (00082) 06/30/201750228 Moore Plumbing & HVAC, LLC David Moore Wapello IA Andrew Wykert (01638) David Moore (01052) David Moore (01052) 06/30/201751554 Moore Services Richard D Moore Papillion NE Richard D. Moore (04487) 06/30/201751264 Moores Plumbing and Well Service Andrew Moores Woodbine IA Andrew R Moores (04789) 12/24/201651890 Moore's Service Inc John Kilnoski Council Bluffs IA John Kilnoski (03636) John Kilnoski (03636) John Kilnoski (03636) 06/30/201751968 Moose Mechanical, LLC Brett Landsown Cedar Rapids IA Brett Lansdown (01828) Brett Lansdown (01828) 06/30/201751594 Mortensen Plumbing Ben Mortensen Saint Charles IA Ben Mortensen (11823) 06/30/201751636 Mort's Inc Crystal Morton Latimer IA Tracy Morton (15098) 06/30/201750957 Mort's Plumbing & Heating Kent E Morton Iowa Falls IA Brad S Lewis (01445) Brad S Lewis (01445) Brad S Lewis (01445) 06/30/201750969 Mort's Water Company Kent Morton Latimer IA Kent E Morton (01653) Kent E Morton (01653) Kent E Morton (01653) 06/30/201751978 Mouser Digging and Pump, Inc Kevin Mouser Remsen IA Joe Mouser (00134) Kevin Mouser (00117) Joe Mouser (00134) 06/30/201751994 Mpire Heaing & Cooling, LLC Michael Anthony Menno Kingsley IA Michael Anthony Menno (18089) 06/30/201751309 MPT Electric & Plumbing Mark Tigges Earlham IA Justin L Tigges (11796) 01/02/201751797 MPT Plumbing Justin Tigges Des Moines IA Justin Tigges (11796) 06/30/201750850 Mr. Freeze Htg & A/C Michael Jones Des Moines IA Michael H Jones (04524) Michael H Jones (04524) 06/30/201750627 Mracek Plbg, Htg & Elec LLC Kevin Mracek Waucoma IA Kevin Mracek (06528) Kevin Mracek (06528) Kevin Mracek (06528) 06/30/201751690 Mt. Pleasant Heating, A/C & Plumbing Richard Kuckes Mount Pleasant IA Richard Kuckes (07000) Richard Kuckes (07000) Richard Kuckes (07000) 06/30/201751457 MTC Mechanical LLC Michael Hinrichren Sioux City IA Michael L Hinrichson (00099) Michael L Hinrichson (00099) Michael L Hinrichson (00099) 01/23/201751699 MTM Enterprises, Inc Michael Mark Council Bluffs IA Michael Mark (01159) 06/30/201751718 Muddy Water Plumbing Services Sam Ruthart Clinton IA Sam Ruthart (02047) 06/30/201751123 Muhlenbruch Plumbing & Electric Neil Muhlenbruch Dows IA Neil R Muhlenbruch (11723) 06/30/201750795 Mulford Plumbing & Htg James Mulford Iowa City IA James G. Mulford (02314) James G. Mulford (02314) 06/30/201751926 Multi Serve, Inc Daniel Cooper Ankeny IA Cameron O'Neill (21410) Cameron O'Neill (21410) Cameron O'Neill (21410) 06/30/201751091 Munyon Plumbing and Heating Terry Munyon Kellerton IA Terry W Munyon (06914) Terry W Munyon (06914) Terry W Munyon (06914) 06/30/201751616 Murphy's Flooring Gallery LLC Daniel Murphy Pocahontas IA Daniel L Murphy (03991) Daniel L Murphy (03991) 06/30/201751138 Murphy's Heating & Plumbing, Inc. Ron Murphy Hampton IA Ron M Murphy (00261) Ron M Murphy (00261) Ron M Murphy (00261) 06/30/201750413 Muska Plumbing LLC Jon Sathre Roseville MN Randal Ryan (04502) 06/30/201750673 Nally Plumbing & Heating Michael Nally Braddyville IA Michael Nally (03678) Michael Nally (03678) Michael Nally (03678) 06/30/201751176 Need A Plumber Michael D Scully West Des Moines IA Michael D Scully (06898) 06/30/201751846 Needham Excavating Nicholas Needham Walcott IA Nicholas Needham (03566) 06/30/201751734 Neil's Water Conditioning Neil Knauss Logan IA Neil Knauss (02474) 06/30/201751770 Neilson Plumbing William Neilson Davenport IA William Neilson (01649) 06/30/201750365 Nelsen Plumbing LLC Robert Nelsen Ankeny IA Robert Nelsen (11187) 06/30/201751074 Nelson & Sons Plumbing & Heating Inc. Dianne Nelson Kalona IA Richard H Nelson (01365) Richard H Nelson (01365) 06/30/201751357 Nelson Electric, LLC Steven E Nelson Unionville MO Steven E Nelson (14170) Steven E Nelson (14170) 06/30/201751224 Nelsons Plumbing & Heating Nelson Miller Kalona IA Nelson Miller (10773) 12/18/201651207 Nelson's Plumbing, Heating & Electrical LLC Timothy Nelson Forest City IA Timothy J Nelson (06934) Timothy J Nelson (06934) Timothy J Nelson (06934) 06/30/201751752 Neuvirth Construction, Inc Frank Neuvirth Omaha NE Harley Brown (12457) 06/30/201750773 New Providence Service Corp L Thomas McDonald New Providence IA L. Thomas McDonald (12245) L. Thomas McDonald (12245) 06/30/201751287 New Wave Plumbing Randolf (Randy) Guthery Des Moines IA Randolf S Guthery (07813) 12/27/201651645 Newland Plumbing Chris Newland Woodward IA Chris Newland (01715) 06/30/201751507 Newsome Plumbing Gene Newsome Nevada IA Gene L Newsome (04232) 06/30/201751323 Next Generation Plbg & Htg LLC Trint Adams Monticello IA Trint M Adams (00251) Trint M Adams (00251) Trint M Adams (00251) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50916 Nicholas Jackson dba NJ Plumbing Nicholas Jackson Dysart IA Nicholas A Jackson (05089) 06/30/201751094 Nicks Plumbing Nick Bublitz Saint Ansgar IA Nick D Bublitz (06964) Nick D Bublitz (06964) Nick D Bublitz (06964) 06/30/201751492 Nicolas Shilling Nicolas Shilling Centerville IA Nicolas J Shilling (04263) 02/06/201750019 Nieland Refrigeration Ricky Nieland Dubuque IA Ricky Nieland (00353) 06/30/201751660 Niksic Air conditioning & Heating, LLC Amir Niksic Saint Louis MO Amir Niksic (16663) 06/30/201750397 Nishnabotna Valley Rec Richard Freml Harlan IA Richard Freml (08247) Richard Freml (08247) 06/30/201750664 Nitzschke Construction Jeff Nitzschke Lawton IA Jeff Nitzschke (07610) 06/30/201751219 Noble Plumbing and Consttuction Joshua Noble Des Moines IA Joshua P Noble (06451) 12/18/201650356 Nook Heating and Cooling Gerald Nook Newton IA Gerald Nook (00229) Gerald Nook (00229) Gerald Nook (00229) 06/30/201750280 North Central Iowa Service LLC Mitchell Fridolfson Humboldt IA Mitchell Fridolfson (00797) Mitchell Fridolfson (00797) Mitchell Fridolfson (00797) 06/30/201750718 North Central Mechanical Services Nathan Bartels Mason City IA Nathan Bartels (06540) Nathan Bartels (06540) Nathan Bartels (06540) 06/30/201751404 North IA Plbg, Htg, Elec Inc Timmy Abrams Forest City IA Timmy A Abrams (00380) Timmy A Abrams (00380) Timmy A Abrams (00380) 01/10/201750915 Northeast Iowa Appliance LLC Bruce Kingsley Cresco IA Bruce M Kingsley (02354) Bruce M Kingsley (02354) Bruce M Kingsley (02354) 06/30/201750301 Northeast Iowa Backhoe Service Lee Fischer Fort Atkinson IA Lee Fischer (13016) 06/30/201750654 Northeast Iowa Mechanical Systems LLC Dean Rocke Elgin IA Dean Rocke (01257) Dean Rocke (01257) Dean Rocke (01257) 06/30/201751035 Northern Air Corporation dba NAC Mechanical & Electrical Servi Lynn Bishop Vadnais Heights MN Charles W Kistler (18992) 06/30/201750314 Northwest Mechanical Inc Greg Hester Davenport IA Brock Motley (00326) Greg Hester (01759) Greg Hester (01759) 06/30/201751115 Novak Heating & A/C Gary Novak Marshalltown IA Gary S Novak (06659) 06/30/201750034 Novak Heating Co, Inc Randy Novak Hiawatha IA Randy Novak (00023) 06/30/201751537 O'Brien Builders, Inc. Robert O'Brien Fort Dodge IA Patrick J O'Brien (04206) 06/30/201750791 O'Brien Plumbing, Heating, and Cooling LLC Scott O'Brien Elma IA Scott E. O'Brien (04367) Scott E. O'Brien (04367) Scott E. O'Brien (04367) 06/30/201751722 O'Connor Heating & Cooling Patrick O'Connor Sioux City IA Patrick O'Connor (05304) 06/30/201751786 O'Dell's Heating and Air Joshua O'Dell East Moline IL Joshua O'Dell (10905) 06/30/201751753 Odessa Mechanical Contracting, Inc Nile Hayes Wapello IA Nile Hayes (14035) Nile Hayes (14035) Nile Hayes (14035) 06/30/201751813 Oehl Plumbing & Heating, Inc Michael Even Amana IA Michael Even (00572) Michael Even (00572) Michael Even (00572) 06/30/201751747 Oldfield Plumbing LLC Chase Oldfield Muscatine IA Chase Oldfield (09005) 06/30/201750059 Oldson Plumbing, Heating and Air Conditioning, Inc. Kendall Johnson Eagle Grove IA Kendall Johnson (02779) Kendall Johnson (02779) Kendall Johnson (02779) 06/30/201750364 O'Leary Plumbing, Heating & Air Conditioning John O'Leary Emmetsburg IA John O' Leary (08928) John O' Leary (08928) 06/30/201750585 Oliver Tri County Heating & Air Inc John Oliver West Burlington IA John Oliver Sr (11246) John Oliver Sr (11246) John Oliver Sr (11246) 06/30/201750701 Olson Plumbing & Heating Inc Timothy Olson Paton IA Timothy P Olson (07377) Timothy P Olson (07377) Timothy P Olson (07377) 06/30/201750028 Oostra Plbg, Htg and A/C, Inc Dean Oostra Hull IA Dean Oostra (00528) Dean Oostra (00528) Dean Oostra (00528) 06/30/201750979 Opdahl Electric Dale Opdahl Paullina IA Dale A Opdahl (04094) Dale A Opdahl (04094) Dale A Opdahl (04094) 06/30/201751055 Orres & Gailey Plumbing, Heating & Air Conditioning Jeff Orres Fort Dodge IA Jeff M Orres (01231) John W Galley (01276) Jeff M Orres (01231) 06/30/201750901 Orv & Sons, Inc. Chad Dreesen Ellsworth MN Chad B Dreesen (14440) Chad B Dreesen (14440) Chad B Dreesen (14440) 06/30/201751137 Orval Miller & Sons, LTD Kia Jarvis Wayland IA Steven J Miller (06208) Steven J Miller (06208) Steven J Miller (06208) 06/30/201750048 Osius Repair Service Inc. Edward Osius Blencoe IA Edward F. Osius (01437) Edward F. Osius (01437) Edward F. Osius (01437) 06/30/201751110 Overman's Indoor Comfort Systems Gerald E Overman Des Moines IA Gerald E Overman (02424) Gerald E Overman (02424) 06/30/201750592 P B Plumbing Patrick Beck Spencer IA Patrick R Beck (03653) 06/30/201751505 P M Contracting, Inc. Timothy Wiseman Kansas City MO James A Hill (19160) 06/30/201750757 Page Heating & Air, Inc. Jeremy Page Tripoli IA Jeremy R. Page (01226) Jeremy R. Page (01226) Jeremy R. Page (01226) 06/30/201751377 Paramount Heating & Cooling LLC Ryan Lancaster Norwalk IA Douglas S Juhl (07450) 01/08/201751360 Park Avenue Plumbing Terry Yakish Des Moines IA Terry L Yakish (13169) 06/30/201750502 Park Plumbing Michael Park Fort Dodge IA Michael Park (01826) 06/30/201751647 Parrott Central Control Services Robert Parrott Council Bluffs IA Robert Parrott (04939) 06/30/201751602 Pary Corporation Michael Walters Des Moines IA Mike Walters (09585) 06/30/201751426 Pat Combs Heating and Cooling Patrick Combs West Des Moines IA Patrick J. Combs (07308) Patrick J. Combs (07308) 01/15/201751631 Pat Fry's Custom Homes Inc Elroy L. Fry Moravia IA Elroy L. Fry (02311) Elroy L. Fry (02311) 06/30/201750643 Pat Kuempel Enterprises LLC Pat Kuempel Guttenberg IA Pat Kuempel (00811) Pat Kuempel (00811) Pat Kuempel (00811) 06/30/201750414 Patterson Plumbing Mark Patterson Keokuk IA Mark Patterson (06597) 06/30/201750188 Paul A Halvorson, Inc dba Halvorson Trane Paul Halvorson Clive IA Steven Crocker (00367) Steven Crocker (00367) 06/30/201751076 Paul Herrig Plumbing, Inc. Paul Herrig Dubuque IA Paul M Herrig (06916) 06/30/201750823 Paul VenHorst Plumbing Paul VenHorst Bettendorf IA Paul J VenHorst (09931) 06/30/201751405 Paul Wright Plumbing & HVAC Paul L Wright Eagle Grove IA Paul L Wright (02605) Paul L Wright (02605) 06/30/201751253 Paul's Plumbing, Heating & Cooling, Inc. Paul Scott West Point IA Paul L Scott (03916) Paul L Scott (03916) Paul L Scott (03916) 06/30/201751358 Paulsen Electric Dwayne Paulsen Emerson IA Dwayne A Paulsen (10476) Dwayne A Paulsen (10476) Dwayne A Paulsen (10476) 06/30/201751710 Pearl St Plumbing Co, LLC Matthew Mullen Sioux City IA Matthew Mullen (00737) Matthew Mullen (00737) 06/30/201751956 Pederson Plumbing Allen Pederson Nashua IA Allen Pederson (04619) Allen Pederson (04619) 06/30/201751324 Peebles Plumbing & Htg William L Peebles Griswold IA William L Peebles (05391) William L Peebles (05391) William L Peebles (05391) 06/30/201750534 Pella Heating & Cooling Calvin Van Haaften Pella IA Calvin J Van Haaften (04898) Calvin J Van Haaften (04898) Calvin J Van Haaften (04898) 06/30/201751535 Pen City Sheet Metal Inc Jerry Bessine Fort Madison IA Sean B Gray (14174) Jerry D Bessine (02748) Sean B Gray (14174) 06/30/201751729 Perfect Plumbing Frank Bilello Council Bluffs IA Frank Bilello (02581) 06/30/201751083 Perfection Heating & Cooling Edward Cooper Altoona IA Edward W Cooper (07076) Edward W Cooper (07076) Edward W Cooper (07076) 06/30/201751707 Perkins Plumbing Jason Perkins Estherville IA Jason Perkins (02740) 06/30/201750521 Perry Othmer Plumbing Perry Othmer Fruitland IA Perry Othmer (00014) 06/30/201750691 Perry's Maintenance LLC Perry Keating Alburnett IA Perry Keating (10696) Perry Keating (10696) 06/30/201751633 Pete Conrad Construction Pete Conrad Epworth IA Pete Conrad (01329) 06/30/201750938 Peters Bros Constr & Design Todd Peters Lake View IA Todd W Peters (09462) 06/30/201750872 Peters Heating & A/C, Inc. Marty Peters Quincy IL John E Hobart (16656) Roger L Church (16594) 06/30/201750713 Petersen Plumbing & Heating Paul Petersen Davenport IA Paul R. Petersen (03905) Bryan Swanson (12079) Paul R. Petersen (03905) 06/30/201751909 Peterson A/C & Heating Service Inc David Peterson Sioux City IA David Peterson (02995) 06/30/201751501 Peterson Contractors, Inc. Chris Fleshner Reinbeck IA Chris D Fleshner (13370) 06/30/201751406 Peterson Plumbing Inc Matthew Peterson Fulton IL Matthew D Peterson (04970) 06/30/201751744 Pete's Plumbing & Heating Kevin Peterson Ledyard IA Kevin Peterson (00361) Kevin Peterson (00361) Kevin Peterson (00361) 06/30/201751237 Petschauer Plumbing & Heating Clayton Petschauer Carnarvon IA Clayton R Petschauer (05608) Clayton R Petschauer (05608) 06/30/201751456 Petsche Mechanical Service Joe Petsche Harlan IA Joe B Petsche (00291) Joe B Petsche (00291) Joe B Petsche (00291) 01/23/201751215 Petsche Plumbing Steve Petsche Council Bluffs IA Steve D Petsche (01547) Steve D Petsche (01547) Steve D Petsche (01547) 12/17/201651971 Pettus Plumbing & Piping, Inc Grover P Johnson Rogersville AL Grover P Johnson (03338) Grover P Johnson (03338) 06/30/201750842 PHA INC dba Peeples Heating & Air Conditioning Horace Peeples Davenport IA Horace Peeples (05535) Horace Peeples (05535) 06/30/201750398 Phil's Comfort Zone Phil Brainard Council Bluffs IA Phil Brainard (10329) Phil Brainard (10329) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50914 Pickar-Oulman Plumbing, Heating & Electric Luke Pickar Riceville IA Paul P. Pickar (03581) Paul P. Pickar (03581) Paul P. Pickar (03581) 06/30/201751361 Pierce Pump, Inc Jerry Pierce Oakland IA Jerry R Pierce (03882) Jerry R Pierce (03882) 01/06/201751317 Pierson and Pierson Steve Lamb Fairfield IA Steve M Lamb (07714) Steve M Lamb (07714) Steve M Lamb (07714) 06/30/201751265 Pike Mechanical, Inc. Thomas Pike Des Moines IA Michael T Pike (06330) Michael T Pike (06330) Michael T Pike (06330) 12/24/201651167 Pilcher Enterprise, Inc. dba Pilcher Constr. Co. Jerry Pilcher Bloomfield IA Jerry L Pilcher (10639) Jerry L Pilcher (10639) Jerry L Pilcher (10639) 12/05/201651705 Ping's Sales & Service Chad Ping Ireton IA Chad Ping (09962) Chad Ping (09962) Chad Ping (09962) 06/30/201751428 Pinnacle Heating & Cooling Matt Jaminet Sioux City IA Matthew L. Jaminet (03342) 06/30/201750897 Pioneer Plumbing LLC Jordan Davis Waterloo IA Jordan A Davis (16457) 06/30/201750146 Pipe Monkey Plumbing, LLC Theresa Franzen Pleasant Hill IA Ryan Franzen (04905) Ryan Franzen (04905) 06/30/201750547 Pipe Pro Inc David Huston Cedar Rapids IA David Huston (00185) David Huston (00185) David Huston (00185) 06/30/201750525 Pipe Works Plumbing and Drain Erasmus Gonzales Council Bluffs IA Erasmus Gonzales (18475) 06/30/201750466 Plaas Incorporated Frederick Plaas Red Wing MN Frederick Plaas (13122) Frederick Plaas (13122) Frederick Plaas (13122) 06/30/201751072 Plains Mechanical Services, Inc. Jeff Reinders Sioux City IA Jeff S Reinders (06422) Jeff S Reinders (06422) Jeff S Reinders (06422) 06/30/201751635 Platinum Plumbing Timothy J. Little Des Moines IA Timothy J Little (05479) 06/30/201751938 Plendl Plumbing, LLC Richard Plendl Sioux City IA Richard Plendl (05150) 06/30/201750220 Pleva Plumbing & Heating Inc aka Pleva Mechanical Inc Mark Pleva Woodward IA Andrew Pleva (06261) Andrew Pleva (06261) Andrew Pleva (06261) 06/30/201750655 Plumb Tech Inc Glenn Behrends Waterloo IA Glenn Behrends (01343) Glenn Behrends (01343) Glenn Behrends (01343) 06/30/201751150 Plumb Tech Mechanical, Inc. Rod Harding Knoxville IA Rod J Harding (01342) Rod J Harding (01342) Rod J Harding (01342) 06/30/201750749 Plumber Dave, Inc. David Fizette Plattsmouth NE David M. Fizette (04822) 06/30/201750889 Plumbing Concepts LLC Stephen Michael Waterloo IA Stephen J Michael (05283) 06/30/201750930 Plumbing Dynamics LLC Travis Davison Waterloo IA Travis W Davison (08582) 06/30/201750522 Plumbing Solutions LLC Timothy Meyer Waterloo IA Timothy Meyer (01008) 06/30/201751189 Plumbing Technolgies Robert Carr Stuart IA Robert D. Carr (00928) 12/11/201651694 Pok-A-Dot Plumbing & Welding Richard Rethman Eagle Grove IA Richard Rethman (06462) Richard Rethman (06462) Richard Rethman (06462) 06/30/201750174 Polk County Heating and Cooling Mark Young Polk City IA Mike Oberender (07448) Mel Lint (05026) 06/30/201751947 Poppe Plumbing and Heating, LLC Lance Poppe Waverly IA Lance Poppe (02389) 06/30/201751214 Porter Plumbing LLC Tom Porter III Des Moines IA Tom E Porter (10185) 12/17/201650919 Pot's Plumbing & Heating Dustin Potkonak Ackley IA Dustin A Potkonak (10465) Dustin A Potkonak (10465) Dustin A Potkonak (10465) 06/30/201750586 Poyner Plumbing Lyman "Laney" Poyner Waterloo IA Lyman "Laney" N Poyner (07200) Lyman "Laney" N Poyner (07200) 06/30/201751575 Practical Plumbing Heating & Cooling LLC Kevin Moss Bondurant IA Kevin Moss (05829) Kevin Moss (05829) 06/30/201750208 Prairie Mechanical Corporation Brett Lundin Omaha NE Brett Lundin (02480) Brett Lundin (02480) Brett Lundin (02480) 06/30/201751420 Prairie Sons Inc Frank Howe Brandon SD Frank A Howe (00248) Frank A Howe (00248) Frank A Howe (00248) 01/15/201751856 Precise Heating & Cooling LLC Erik Butler Pleasant Hill IA Erik Butler (00962) Erik Butler (00962) 06/30/201751536 Precision Air Heating & Air Conditioning, Inc. Keith Sheldon Eldridge IA Keith M Sheldon (08296) 06/30/201750096 Precision Comfort LLC Brent Wheeler Altoona IA Brent Wheeler (01286) 06/30/201751733 Precision Heating & Air Walter Mason Missouri Valley IA Walter Mason (09601) 06/30/201751508 Precision Mechanical William Hamley Rapid City SD Eric C Allen (11199) 06/30/201751901 Precision Plumbing Professionals, Inc Cory Edic Carson IA Cory Edic (02434) Cory Edic (02434) Cory Edic (02434) 06/30/201751942 Precision Sheet Metal Chad Sherwood Belle Plaine IA Chad Sherwood (00672) 06/30/201750045 Precision Water Systems LLC David Fiscus Marshalltown IA David Fiscus (12675) 06/30/201750760 Premier Mechanical Services, Inc. David Butler Indianola IA Patrick J. McFarland (12289) David F. Butler (12317) David F. Butler (12317) 06/30/201750438 Premier Plumbing & Htg Inc Monte Hansen Sioux City IA Monte Hansen (02253) Monte Hansen (02253) 06/30/201750069 Premier Plumbing, Inc Rick Heintz Ankeny IA Rick Heintz (00038) Rick Heintz (00038) Rick Heintz (00038) 06/30/201750946 Premier Service, Inc. Steve Hillyard Des Moines IA Steven B Hillyard (08851) Steven B Hillyard (08851) Steven B Hillyard (08851) 06/30/201750064 Prescott & Schramm Plumbing, Heating, and A/C William Prescott Sioux City IA William Prescott (02429) William Prescott (02429) William Prescott (02429) 06/30/201751960 Preston Refrigeration Co. Inc Brian Schnepf Kansas City KS Brian Schnepf (13289) 06/30/201751266 Price Cooling Heating and Electrical Randy Price Minden IA Randy L Price (10805) Randy L Price (10805) 06/30/201751362 Price Oil Co II, Inc Russell Price Durant IA Russell D Price (01434) Russell D Price (01434) Russell D Price (01434) 06/30/201751560 Prier Bros. Inc Wilfred Prier Dyersville IA Rick Kloser (03580) Chris Prier (03496) Chris Prier (03496) 06/30/201750357 Prime Mechanical, Inc Vickie Vlasek Ely IA Greg Vlasek (05632) Greg Vlasek (05632) Greg Vlasek (05632) 06/30/201751413 Primetime Heating Kevin Ferkin West Des Moines IA Keven W Ferkin (07095) 06/30/201751933 Primo Heating and Cooling Alex Primakov Chariton IA James Noble (10809) James Noble (10809) James Noble (10809) 06/30/201750281 Primrose Heating and Air Conditioning Douglas Shaffer Jesup IA Douglas Shaffer (08380) Douglas Shaffer (08380) Douglas Shaffer (08380) 06/30/201751210 Prins Plumbing & Heating Inc Debra Prins Hartley IA Steven J Prins (01878) Steven J Prins (01878) 06/30/201750360 Pritchard Brothers, Inc. Gary Nystrom Boone IA Gary Nystrom (01397) Gary Nystrom (01397) Gary Nystrom (01397) 06/30/201751861 Pritchett Plumbing David Pritchett Council Bluffs IA David Pritchett (06936) 06/30/201750982 Pro Plumbing and Heating LLC Lee Kearney Ankeny IA Lee Kearney (00158) Lee Kearney (00158) Lee Kearney (00158) 06/30/201751493 Pro Plumbing Co Randy VanNiewaal Burlington IA Randy D VanNiewaal (08522) 06/30/201750130 Proctor Mechanical Corporation Raymond Conway West Des Moines IA Raymond J Conway (04505) Raymond J Conway (04505) Raymond J Conway (04505) 06/30/201751565 Professional Contracting Services Inc Christie Hayes Des Moines IA Marty S Garcia (09169) 06/30/201750766 Professional Plumbing Services, Inc. Craig Bean Fairfax IA Randy L VonLienen (00294) Randy L VonLienen (00294) 06/30/201751325 Professional Waste Water Services Inc Donald McAllister Shenandoah IA Donald M McAllister (01658) 06/30/201750822 Prybil Heating & Air, Inc Jeff Prybil North Liberty IA Jeff T Prybil (02599) Jeff T Prybil (02599) 06/30/201751421 Punelli Heating & A/C Inc Anthony A Punelli Des Moines IA Anthony A Punelli (05097) Anthony A Punelli (05097) Anthony A Punelli (05097) 06/30/201751433 PV Plumbing Paul Veen Charles City IA Paul N Veen (08998) 01/16/201751675 Q3 Contracting, Inc Tom Henkels Saint Paul MN Todd Einck (08320) Todd Einck (08320) Todd Einck (08320) 06/30/201751615 QC Heating & Cooling Todd Laing Davenport IA Todd Laing (08977) 06/30/201751767 Quad City Rooter & Plumbing, Inc Hong Le Davenport IA Hong Le (07169) Hong Le (07169) 06/30/201751270 Quality Contractors Larry Wendt Waverly IA Larry Wendt (08974) Larry Wendt (08974) 06/30/201751700 Quality Maintenance Services, Inc Jerald Quint Waterloo IA Jerald Quint (00107) 06/30/201750657 Quality Plumbing Co Dana Ryder Sioux City IA Dana Ryder (06486) Dana Ryder (06486) 06/30/201751278 Quality Plumbing, Heating & A/C Joe Greubel Indianola IA Joseph A Greubel (01457) Joseph A Greubel (01457) Joseph A Greubel (01457) 06/30/201751916 R & B Plumbing & Heating Richard Butler Cedar Rapids IA Kurt Vondersee (03140) 06/30/201750809 R & D Plumbing Inc. Doyle Ables Altoona IA Doyle E. Ables (01818) 06/30/201751231 R & M Remodeling, LLC Micah Seale Kalona IA Micah S Seale (14232) Micah S Seale (14232) 12/19/201651116 R & R Performance Plumbing Inc Larry Bylsma Hull IA Larry J Bylsma (09929) Larry J Bylsma (09929) 11/20/201650263 R & R Plumbing Bruce Reich Red Oak IA Bruce Reich (00217) Bruce Reich (00217) 06/30/201751608 R & R Plumbing & Heating Randy Dotzenrod Calmar IA Randy Dotzenrod (10681) Randy Dotzenrod (10681) Randy Dotzenrod (10681) 06/30/201750351 R & R Septic Services Rusty Tigges Carroll IA Rusty Tigges (00325) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51679 R & S Plumbing Robert Stutzman Keota IA Robert Stutzman (06628) Robert Stutzman (06628) 06/30/201750826 R Company Inc Rodney Frickson Evansdale IA Rodney R Frickson (10059) 06/30/201751139 R D's Plumbing, Inc Ronald Bauer Iowa Falls IA Ronald D Bauer (00437) Ronald D Bauer (00437) 06/30/201750426 R E Oxford Ditching Contractor Ronald Oxford Des Moines IA Ronald Oxford (11575) 06/30/201750415 R H Mullen Corp Dan Mullen Sioux City IA Dan Mullen (03036) Dan Mullen (03036) Dan Mullen (03036) 06/30/201751527 R J Nelson Company Inc. Randall Mass Council Bluffs IA Randall R Mass (10367) Randall R Mass (10367) 06/30/201751510 R M Plumbing & Construction LLC Rob McCaulley Lacona IA Rob D McCaulley (04238) 06/30/201751552 R P Plumbing LLC Robert Palmer Clive IA Robert S Palmer (07424) 06/30/201750506 R T Moore Co Inc Douglas Moore Noblesville IN Douglas Moore (11209) Douglas Moore (11209) 06/30/201750679 Rabe Hardware Inc Jason Rabe Blairstown IA Jason Rabe (00320) Jason Rabe (00320) Jason Rabe (00320) 06/30/201751939 Raccoon Valley Contractors Matt Van Hauen Waukee IA Jason Jonson (07099) 06/30/201750285 Raccoon Valley Plumbing Ron Wine Redfield IA Ron Wine (06632) 06/30/201750230 Rader Plumbing Mark Rader Floyd IA Mark Rader (09900) Mark Rader (09900) Mark Rader (09900) 06/30/201751095 Ragan Mechanical, Inc. Pam Dobbels Davenport IA Brian G O'Day (02307) Brian G O'Day (02307) Brian G O'Day (02307) 06/30/201750807 Rain Master Irrigation Co. Michael Lauritsen Bettendorf IA Michael L. Lauritsen (08993) Michael L. Lauritsen (08993) Michael L. Lauritsen (08993) 06/30/201751696 Rainsoft of Oelwein, Inc Rachel Faust Waterloo IA Derek Williams (11630) 06/30/201751222 RAM Plumbing Service LLC Robert Moser Shellsburg IA Robert D Moser (03420) 06/30/201751654 Randy Lillie Plumbing Heating & Electric, Inc Dianna Lillie Earlham IA Jeffrey M. Lillie (00506) 06/30/201751919 Randy Waschkat Plumbing Inc Randy Waschkat Waterloo IA Randy Waschkat (04338) 06/30/201750780 Randy's Plumbing Inc. Randy Wiley Cantril IA Randy J. Wiley (06438) Randy J. Wiley (06438) Randy J. Wiley (06348) 06/30/201750536 Randy's Refrigeration & Electric Randy Schultes Carroll IA Randy Schultes (12207) 06/30/201750282 Rasmussen Mechanical Services Bruce Rasmussen Council Bluffs IA Bruce Rasmussen (03229) Bruce Rasmussen (03229) 06/30/201750232 Rauch Enterprises Darin Rauch Fremont IA Darin Rauch (01806) Darin Rauch (01806) 06/30/201751988 Rausch Service Center Jeff J Rausch Holy Cross IA Jeff J Rausch (11651) Jeff J Rausch (11651) 06/30/201750252 Rawson Heating & Cooling Bryan Rawson Hartford IA Bryan Rawson (00983) Bryan Rawson (00983) Bryan Rawson (00983) 06/30/201750694 Ray Waschkat Plumbing Co, Inc Rod Waschkat Waterloo IA Rod Waschkat (02826) 06/30/201750942 Ray's Electrical, Plumbing & Heating Gilbert Ray Barcelou Moville IA Gilbert R Barcelou (00400) Gilbert R Barcelou (00400) 06/30/201751371 Ray's Plumbing & Heating Raymond Wolf Varina IA Raymond A Wolf (02987) Raymond A Wolf (02987) Raymond A Wolf (02987) 06/30/201751258 Ray's Plumbing Htg A/C Raymond J Garneau Des Moines IA Raymond J Garneau (10026) Raymond J Garneau (10026) Raymond J Garneau (10026) 12/24/201651838 Ray's Plumbing, Heating and Air LLC Raymond Zaruba Tipton IA Raymond Zaruba (10738) Raymond Zaruba (10738) 06/30/201751723 RCS Mechanical Sean Noeth Harlan IA Sean Noeth (01835) 06/30/201750231 RDW Plumbing LLC Robert Walters Mount Vernon IA Robert Walters (00681) 06/30/201751120 ReBath Tub & Shower Liners of Central Iowa Toni Knight Des Moines IA Toni L Knight (01295) Toni L Knight (01295) Toni L Knight (01295) 06/30/201751114 Red Oak Do It Center Brian Carlson Red Oak IA Brian D Carlson (02950) 06/30/201751012 Redden's Custom Plumbing Terry R Redden Des Moines IA Terry R Redden (05440) 06/30/201751015 Reding Electric, Inc. Jerry Reding Wesley IA Jerry A Reding (03291) Jerry A Reding (03291) Jerry A Reding (03291) 06/30/201750209 Redlinger Bros. Plumbing & Heating James Redlinger Watertown SD James Redlinger (08156) James Redlinger (08156) 06/30/201750868 Red's Service, LLC Richard Rogers Ankeny IA Richard R Rogers (01844) Richard R Rogers (01844) Richard R Rogers (01844) 06/30/201750253 Reece Heating and Cooling Kirk McKibbin Marion IA Kirk McKibbin (10192) Kirk McKibbin (10192) Kirk McKibbin (10192) 06/30/201751100 Reece's Heating and Air Daniel Reece Keokuk IA Daniel D Reece (00641) Daniel D Reece (00641) Daniel D Reece (00641) 06/30/201751479 Reed Mechanical, Inc. Richard Reed Jr. Norwalk IA Richard L Reed Jr (00195) 06/30/201751408 Reekers Heating & Cooling Ryan Reekers Fort Dodge IA Ryan A Reekers (00166) 06/30/201751830 Reese Mechanical Robert Reese Des Moines IA Robert Reese (03115) 06/30/201750888 Reicherts Plumbing Russel Reicherts Waterloo IA Russel D. Reicherts (00034) 06/30/201751458 Reimann Plumbing LLC Douglas Reimann Madrid IA Douglas R Reimann (10148) 06/30/201751962 Reints Plumbing, Heating & Cooling Gregory Reints Waterloo IA Gregory Reints (02601) Gregory Reints (02601) Gregory Reints (02601) 06/30/201750742 Remodeling by Jack Brekke LLC Jack Brekke Eldora IA Jack D. Brekke (12846) 06/30/201750856 Remsburg Service Inc Mark Remsburg Audubon IA Mark A Remsburg (06733) Mark A Remsburg (06733) Mark A Remsburg (06733) 06/30/201750168 Resource Services, Inc Dennis Sult Des Moines IA Dennis Sult (02937) Dennis Sult (02937) Dennis Sult (02937) 06/30/201750072 Reuter Mechanical, Inc dba East Iowa Mechanical, Inc Christopher Reuter Epworth IA Paul Reuter (00333) Paul Reuter (00333) Paul Reuter (00333) 06/30/201751275 Rex's Plumbing & Heating LLC Rex Sebeniecher Stanton IA Rex A Sebeniecher (02560) Rex A Sebeniecher (02560) Rex A Sebeniecher (02560) 06/30/201751921 RHA Service, Inc Joseph Thyne Clinton IA Joseph Thyne (11111) Joseph Thyne (11111) Joseph Thyne (11111) 06/30/201751318 Rich Lansdon Plumbing Richard Lansdon Iowa City IA Richard M Lansdon (04851) Richard M Lansdon (04851) 01/02/201751067 Rich Staley Rich Staley Altoona IA Rich S Staley (02438) 06/30/201750406 Richard Auffart Richard Auffart Council Bluffs IA Richard Auffart (10539) Richard Auffart (10539) 06/30/201750131 Richardson Plumbing Co Inc John Richardson Des Moines IA John Richardson (01979) John Richardson (01979) John Richardson (01979) 06/30/201751913 Ricker Air Conditioning and Heating Brent Ricker Mount Ayr IA Brent Ricker (09179) Brent Ricker (09179) Brent Ricker (09179) 06/30/201750504 Ricklefs Excavating Ltd Bryce Ricklefs Anamosa IA Bryce Ricklefs (15005) 06/30/201751941 Rick's General Service Richard Larson Brandon IA Richard Larson (10376) Richard Larson (10376) Richard Larson (10376) 06/30/201751667 Riester Refrigeration, Inc John Riester Red Wing MN Ryan Riester (19645) 06/30/201750505 Right Way Plumbing LLC Patrick Littell Pleasantville IA Patrick Littell (02967) 06/30/201750767 Riley Armstrong Plumbing & Heating Inc. Jack Riley Fort Dodge IA Jack Riley (04715) Jack Riley (04715) 06/30/201750132 Riley Heating & Cooling, LLC Patrick Riley Lucas IA Patrick Riley (06710) Patrick Riley (06710) 06/30/201750017 Ritter Plumbing Terry Ritter Marshalltown IA Terry Ritter (01400) 06/30/201750941 River Bend Plumbing Services Joseph Ahlers Bettendorf IA Joseph B Ahlers (12890) 06/30/201750769 River Cities Heating Donald Carlson Sabula IA Donald M. Carlson (11977) Donald M. Carlson (11977) Donald M. Carlson (11977) 06/30/201751858 RIVO, Inc Richard Vondra Muscatine IA Robert Schaapveld (01961) Robert Schaapveld (01961) 06/30/201751040 RJ's Plumbing & Heating Inc Andrew Johnson Corning IA Andrew R Johnson (05759) Andrew R Johnson (05759) Andrew R Johnson (05759) 06/30/201751376 RMB Co, Inc dba R M Boggs Company Dave Alatalo Iowa City IA Brian J Herman (03162) Paul W Schultz (00383) 06/30/201750151 Rob McMahon Plumbing Rob McMahon Dunkerton IA Rob McMahon (04002) 06/30/201750086 Robbins Construction Philip Robbins Coin IA Philip J. Robbins (08318) 06/30/201750875 Robb's Appliance and A/C Service Howard Robb Des Moines IA Howard E. Robb (12542) 06/30/201750175 Roberts Heating, Cooling & Plumbing Andrew Roberts Carlisle IA Andrew Roberts (00766) Andrew Roberts (00766) Andrew Roberts (00766) 06/30/201750743 Robertson Mechanical Scott Robertson Harris IA Scott R. Robertson (07393) 06/30/201751327 Rock Plumbing Heating & Elec Winston J Rock Low Moor IA Winston J Rock (15142) Winston J Rock (15142) Winston J Rock (15142) 01/02/201751790 Rocket Man C M G C, LLC Eric Rasmussen Milo IA Thomas Hamm (07449) Thomas Hamm (07449) 06/30/201750296 Rockrohr Construction Richard Rockrohr Maquoketa IA Richard Rockrohr (13183) 06/30/201750652 Rod McFarland Plumbing Rodney McFarland Winterset IA Rod McFarland (11251) 06/30/201751990 Roger's Heating & A/C, LLC Tonya Sue Creasy Davenport IA Dean O Figg (13239) Dean O Figg (13239) Dean O Figg (13239) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51363 Rogers Plbg, Htg, Air & Electric John Rogers Cascade IA John E Rogers (09599) John E Rogers (09599) John E Rogers (09599) 01/06/201751247 Rogers Plumbing & Heating Corp William Rogers Red Oak IA William J Rogers (08704) William J Rogers (08704) William J Rogers (08704) 06/30/201751650 Ron Hammes Refrigeration, Inc James Hammes La Crosse WI James Hammes (00885) James Hammes (00885) James Hammes (00885) 06/30/201750802 Ron's Construction & Repair Ron Schooling Red Oak IA Ronald D. Schooling (12444) 06/30/201751555 Ron's Electric & Plumbing, Inc. Ronald Halbrook Ankeny IA Ronald L Halbrook (05822) Ronald L Halbrook (05822) 06/30/201751292 Ron's Plumbing, Htg & A/C Ronald Pins Independence IA Ronald J Pins (07053) Ronald J Pins (07053) 06/30/201750867 Rooff Contracting & Mfg dba Black Hawk Plumbing John Rooff Waterloo IA John R Rooff (05189) John R Rooff (05189) John R Rooff (05189) 06/30/201751659 Rork's Northwest Furnace, Inc Mike Rork Otho IA Mike Rork (08838) Mike Rork (08838) 06/30/201750312 Rose City Plumbing & Construction Richard Krichau Pleasantville IA Richard Krichau (09594) Richard Krichau (09594) 06/30/201751223 Ross Plumbing & Heating Roscoe Simpson III Lytton IA Roscoe C Simpson III (06336) Roscoe C Simpson III (06336) Roscoe C Simpson III (06336) 06/30/201750903 Ross Refrigeration Jerry Novak Cedar Rapids IA Robert J Scheel (09798) Robert J Scheel (09798) Robert J Scheel (09798) 06/30/201750744 Rotert Plumbing & Electric Edwin Rotert, Jr. Mount Ayr IA Edwin Rotert, Jr. (13447) Edwin Rotert, Jr. (13447) 06/30/201751364 Roy Parker Plumbing Roy Parker Cedar Rapids IA Roy Parker (01565) Roy Parker (01565) 01/06/201750660 Roy Smith Plumbing & Electric, LLC Roy Smith Farmington IA Roy Smith (06492) 06/30/201750038 Royal Plumbing Travis Landwehr Prairie City IA Travis Landwehr (00373) Travis Landwehr (00373) 06/30/201751125 Rozendaal Drain Cleaning Inc Rodney Rozendaal Sully IA Rodney D Rozendaal (02072) 06/30/201750625 RT Moore Co Elizabeth Moore Eden Prairie MN Douglas Moore (11209) Douglas Moore (11209) 06/30/201751698 Russell's Repair Russell Lundstrum Bloomfield IA Russell Lundstrum (08293) 06/30/201750427 Rutledge Plumbing Contractors Inc Jerry Rutledge Winterset IA Jerry Rutledge (01454) Jerry Rutledge (01454) 06/30/201750182 Ryan & Associates, Inc Stanley Hintze Davenport IA Stanley Hintze (05277) Stanley Hintze (05277) Stanley Hintze (05277) 06/30/201751329 S & R Heating, Cooling & Plbg., Inc Jason Schieltz Luxemburg IA Jason R Schieltz (07464) Jason R Schieltz (07464) Jason R Schieltz (07464) 06/30/201751518 S & S Heating & Air Dominic R. Simon Dubuque IA Dominic R. Simon (08239) 06/30/201751375 S & S Plumbing, Heating & Air-Conditioning LLC Travis Schlabach Marengo IA Travis K Schlabach (03081) Travis K Schlabach (03081) Travis K Schlabach (03081) 06/30/201751822 S and N Plumbing Shane Nielsen Waukee IA Shane Nielsen (06151) 06/30/201751467 Sanborn Propane & Oil Serv., Inc. dba SP Htg & Cooling Aaron Alons Sanborn IA Aaron L Alons (01022) Aaron L Alons (01022) Aaron L Alons (01022) 06/30/201751069 Sande Construction & Supply Co Ronald Sande Humboldt IA Jon A Matteson (11930) Jon A Matteson (11930) Jon A Matteson (11930) 06/30/201751445 Sandegrens Heating and Air Conditioning Jacob Sandegren Ottumwa IA Jacob H Sandegren (07040) 01/21/201750695 Saylorville Heating & Cooling Inc Bennett Gaulke Des Moines IA Bennett Gaulke (04879) 06/30/201750624 Schaal Heating & Cooling Inc Randall S. Keys Des Moines IA Harold Simpson (05655) 06/30/201750789 Scharnweber Water Conditioning, Inc. Kelle Quigley Toledo IA Tom L. Scharnweber (03757) Tom L. Scharnweber (03757) Tom L. Scharnweber (03757) 06/30/201750507 Schebler Heating & Air Kevin Lesthaeghe Bettendorf IA Kevin Lesthaeghe (02850) Kevin Lesthaeghe (02850) Kevin Lesthaeghe (02850) 06/30/201750824 Schlichte Sheet Metal Eugene Schlichte Worthington IA Eugene C Schlichte (06798) Eugene C Schlichte (06798) Eugene C Schlichte (06798) 06/30/201750623 Schlievert Plumbing Inc Stuart Schlievert Urbandale IA Stuart Schlievert (04275) Stuart Schlievert (04275) 06/30/201751277 Schmidt Heating & Cooling Victor Schmidt Vinton IA Victor L Schmidt (01293) 06/30/201750258 Schmitt Hardware Inc. James Schmitt Whittemore IA James Schmitt (06805) James Schmitt (06805) James Schmitt (06805) 06/30/201750516 Schmitz Electric Plumbing Heating Scott Schmitz Arnolds Park IA Josh Liechti (06982) 06/30/201750117 Schoon Construction & Excavation, LLC Cory Bouchard Cherokee IA Cory Bouchard (10594) 06/30/201751136 Schouten Plumbing & Heating Inc Al Schouten Sioux Center IA Al G Schouten (08979) Al G Schouten (08979) Al G Schouten (08979) 06/30/201751740 Schrader Excavating & Grading Co Shane Schrader Walford IA Shane Schrader (02694) 06/30/201752005 Schramm Plumbing Heating & Air Conditioning, LLC Taylor Miles Schramm Sioux City IA Taylor Miles Schramm (02475) Taylor Miles Schramm (02475) Taylor Miles Schramm (02475) 06/30/201751976 Schramm Services, LLC Stephanie Weilland-Schramm Sioux City IA x (00000) 06/30/201751293 Schroeder Plumbing & Electrical, LLC Troy Schroeder Creston IA Troy L Schroeder (04441) Troy L Schroeder (04441) Troy L Schroeder (04441) 06/30/201750400 Schroeder Plumbing & Heating Spencer Schroeder Clear Lake IA Spencer Schroeder (00590) Spencer Schroeder (00590) Spencer Schroeder (00590) 06/30/201750529 Schueller and Sons Reconstruction Tom Schueller Maquoketa IA Ben J Schueller (00476) 06/30/201751179 Schuette Electric & Plumbing Douglas Schutte Arcadia IA Douglas L Schuette (03262) Douglas L Schuette (03262) 06/30/201750508 Schulte Development LC Keith Schulte Cedar Rapids IA Keith Schulte (03931) 06/30/201750358 Schuster Heating & Pump Co, Inc Doug Schuster Peosta IA Doug Schuster (13696) Doug Schuster (13696) Doug Schuster (13696) 06/30/201751111 Schwickert's Tecta America, LLC Ned Rector Mankato MN Ned D Rector (18080) 11/20/201651673 Scott Plumbing & Excavation Scott McSparen Oskaloosa IA Scott McSparen (10948) 06/30/201751379 Scott Pusateri Heating & Cooling Scott Pusateri Bellevue IA Scott A Pusateri (04894) Scott A Pusateri (04894) Scott A Pusateri (04894) 06/30/201751547 Scott's Heating, Cooling & Plumbing, LLC Scott Stephan Ankeny IA Scott A Stephan (04013) Scott A Stephan (04013) 06/30/201751935 Scotys Heating Scot Reuter Washburn IA Scot Reuter (14708) 06/30/201751571 Sears Home Improvement Products Inc. Alfred Nyman Longwood FL Alfred W Nyman (00677) 06/30/201750717 Sears, Roebuck and Co Donald Munn Hoffman Estates IL Larry D. Eurich (07890) Larry D. Eurich (07890) 06/30/201750622 Sebolt Construction Clifford Scott Sebolt Centerville IA Scott Sebolt (12195) Scott Sebolt (12195) Scott Sebolt (12195) 06/30/201750401 Secory Plumbing & Heating, Inc Michael Secory Clear Lake IA Michael Secory (01249) Terry Claude (04625) 06/30/201750954 Seiler Appliance Inc. Richard Seiler Pocahontas IA Richard W Seiler (05388) Richard W Seiler (05388) Richard W Seiler (05388) 06/30/201751218 Seither & Cherry Co Christopher Azinger Keokuk IA Christopher Azinger (10792) Paul Schulte (05041) 06/30/201751053 Selvage Plumbing Jeremy Selvage Ankeny IA Jeremy D Selvage (09068) 06/30/201750819 Sentry Valve Co Inc Mark Pleva Woodward IA Mark G Pleva (06259) Mark G Pleva (06259) 06/30/201750305 Service One, Inc John Churchill Omaha NE Martin Anderson (02653) Jeremy Ebertowski (01700) Jeremy Ebertowski (01700) 06/30/201751637 Service Plumbing Scott Carpenter Cedar Falls IA Scott Carpenter (03237) 06/30/201751829 SGR Plumbing & Heating, Inc Brian Cooper Monticello IA Brian Cooper (01071) Brian Cooper (01071) Brian Cooper (01071) 06/30/201750094 Shafer Construction Peter Shafer Winterset IA Peter Shafer (13980) 06/30/201750997 Shambaugh & Son, L.P. Thomas Scare Fort Wayne IN Ronald J Stewart (06178) Ronald J Stewart (06178) Ronald J Stewart (06178) 06/30/201750893 Shatek Construction Mark Shatek Cedar Falls IA Mark J Shatek (09457) Mark J Shatek (09457) 06/30/201750091 Shaw Heating Paul Shaw Jr. Clinton IA Paul Shaw (13921) Paul Shaw (13921) Paul Shaw (13921) 06/30/201751563 Shea's True Value Hardware Gary Shea Primghar IA Gary Shea (07607) Gary Shea (07607) 06/30/201751062 Sheeder Heating & Air Conditioning, Inc. Christy Sheeder Stockton IA Robert D Sheeder (08699) Robert D Sheeder (08699) Robert D Sheeder (08699) 06/30/201750865 Sheet Metal Engineering, Inc. Jeff Lindell Des Moines IA Jeff A Lindell (00115) 06/30/201751849 Sheffield Hardware Well & Pump Timothy Ries Sheffield IL Timothy Ries (16327) 06/30/201751152 Sherman Co. Anthony Sherman Des Moines IA Steve L Morrell (02871) Steve L Morrell (02871) Steve L Morrell (02871) 12/02/201651118 Shipton Diversified Service Steven Shipton Collins IA Steven C Shipton (04185) Steven C Shipton (04185) Steven C Shipton (04185) 11/20/201651272 Shull Hardware Inc Thomas Shull Riverton IA Thomas R Shull (11179) Thomas R Shull (11179) Thomas R Shull (11179) 06/30/201750902 Sibley Sheet Metal, Inc Rick Stanton Sibley IA Rick A Stanton (09113) Rick A Stanton (09113) Rick A Stanton (09113) 06/30/201750839 Siegner Plumbing & Heating Paul Siegner Carroll IA Paul J Siegner (06520) Paul J Siegner (06520) Paul J Siegner (06520) 06/30/201750882 Siemens Industry, Inc Ken Thornton Ankeny IA Ken Thornton (00411) Ken Thornton (00411) Ken Thornton (00411) 06/30/201750105 Siemer Plumbing, Heating and Construction Corporation Derrick Siemer Denison IA Derrick Siemer (01622) Derrick Siemer (01622) Derrick Siemer (01622) 06/30/201751267 Sievers Plumbing Corp Jim Sievers Avoca IA Jim L Sievers (06186) Jim L Sievers (06186) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50970 Signature Heating & Air Bryan Corley Des Moines IA Bryan K Corley (05756) 06/30/201751642 Simpson Enterprises, Inc David Simpson Glenwood IA David Simpson (05260) 06/30/201751494 Sims Plumbing Company Kenneth Sims Des Moines IA Kenneth R Sims (05196) 06/30/201751082 Singer Refrigeration Keith Carlson Spirit Lake IA Keith S Carlson (11416) Keith S Carlson (11416) 06/30/201751495 Sinnott Heating & A/C Bill Sinnott Pleasant Hill IA Bill G Sinnott (07125) Bill G Sinnott (07125) 06/30/201750051 Sioux Dairy Equipment, Inc. Ed Herbst Rock Valley IA John L. Herbst (09523) John L Herbst (09523) Douglas W. Van Surksum (07149) 06/30/201751365 Siouxland Heating & Cooling Kory Schwartz Elk Point SD Kory S Schwartz (07116) Kory S Schwartz (07116) Warren Whitmore (04943) 06/30/201751932 SK Plumbing Steve Koeneke Ames IA Steve Koeneke (01092) 06/30/201751814 Ski Mechanical Services Terry Konchalski West Des Moines IA Terry Konchalski (02240) 06/30/201750736 Sloan Plumbing, Heating & A/C, Inc Phil Sloan Jefferson IA Phil Sloan (11243) Phil Sloan (11243) Phil Sloan (11243) 06/30/201751778 SM Hentges & Sons, Inc Steve Hentges Jordan MN Mark E Hauser (11744) 06/30/201750118 Smith Heating & Plumbing, Inc Shane Smith Wiota IA Shane Smith (00925) Shane Smith (00925) Shane Smith (00925) 06/30/201751834 SNT Refrigeration Company Samboun Saysinuan Des Moines IA Samboun Saysinuan (10794) 06/30/201750808 Snyder & Kurtz Patrick Kurtz Packwood IA Patrick J. Kurtz (10477) Patrick J. Kurtz (10477) Patrick J. Kurtz (10477) 06/30/201751184 Snyder Plumbing, LLC Gerald Snyder Truro IA Gerald W Snyder (00204) 12/11/201651758 Snydo's Plumbing & Backflow Services James Snyder Montezuma IA James Snyder (01586) 06/30/201751762 Sol Lewis Engineering Company Scott Falcone Omaha NE Scott Falcone (14195) Scott Falcone (14195) 06/30/201751614 Solid Refrigeration LLC Steven Rolf Bloomington MN Mike Andrews (19673) 06/30/201750620 Soll's Service Inc Ron Soll Manning IA Ron Soll (01175) Ron Soll (01175) Ron Soll (01175) 06/30/201751328 Solon Heating and Air Conditioning Inc Jim Linden Solon IA Jim T Linden (00356) Jim T Linden (00356) Jim T Linden (00356) 06/30/201751414 Sonrise Plumbig George Atencio Dubuque IA George A Atencio (10810) 01/15/201750190 Soper Plumbing & Heating, Inc Jason Soper Wyoming IA Jason Soper (07754) Jason Soper (07754) Jason Soper (07754) 06/30/201750403 SOS Heating Cooling & Electrical Co Greg Clark Omaha NE Gregory Clark (11594) 06/30/201751702 Source One Heating and Cooling Shawn Daniels Troy Mills IA Shawn Daniels (00568) Shawn Daniels (00568) Shawn Daniels (00568) 06/30/201750416 Southern Erectors, Inc Michael Hatsfelt Pensacola FL Michael Hatsfelt (21555) 06/30/201751640 Southern Iowa Plumbing John Buttz Corydon IA John Buttz (00069) John Buttz (00069) John Buttz (00069) 06/30/201750196 Southside Plumbing, LLC Ron Gruhn Omaha NE Ron Gruhn (04274) 06/30/201750557 Spangenburg, Inc Raymond Spangenburg, Jr. Grundy Center IA Raymond Spangenburg, Jr. (04266) Raymond Spangenburg, Jr. (04266) 06/30/201751422 Spartan mechanical Contractors Company Brian Eccles Manson IA Brian L Eccles (12597) Brian L Eccles (12597) Brian L Eccles (12597) 01/15/201751622 Special T Services Shane Titterington North Liberty IA Shane Titterington (06756) 06/30/201751049 Speck Plumbing, Inc. Mark Speck Ames IA Mark J Speck (02848) Mark J Speck (02848) 06/30/201750661 Speedy Rooter Plumbing Inc Thomas Schatz Sergeant Bluff IA Courtney Koon (17024) 06/30/201750858 Speers Plumbing Robert Speers Oxford IA Robert W Speers (13514) 06/30/201750985 Spirit Lake Distributing Rodney Duhn Spirit Lake IA Rodney I Duhn (13077) 06/30/201750324 Splinter Heating & Air Conditioning Edmund Splinter East Dubuque IL Scott Splinter (04348) Scott Splinter (04348) Scott Splinter (04348) 06/30/201750830 St Ansgar Electric & Refrigeration Steve Huebsch Saint Ansgar IA Steve J Huebsch (04556) Steve J Huebsch (04556) Steve J Huebsch (04556) 06/30/201750031 St Cloud Refrigeration, Inc dba SCR Michael Fitch Saint Cloud MN Michael Fitch (08303) 06/30/201751991 St. Ansgar Plumbing & Heating, Inc Daniel Warrington Saint Ansgar IA Daniel Warrington (07869) Daniel Warrington (07869) Daniel Warrington (07869) 06/30/201750827 St. Clair Plumbing Heating Cooling & Electrical Paul Zander La Porte City IA Paul A Zander (01451) Paul A Zander (01451) Paul A Zander (01451) 06/30/201750776 St. Marys Heating & Cooling Lee Eaton Saint Charles IA Mike L. Eaton (09378) Mike L. Eaton (09378) Mike L. Eaton (09378) 06/30/201750588 Standard Heating & Air Conditioning Inc Richard Kusleika La Vista NE Richard Kusleika (03437) 06/30/201751776 Star Energy Kevin Toillion Manson IA Scott Terpstra (11181) Scott Terpstra (11181) 06/30/201751566 Star Refrigeration Company Inc. Ronald Weiss Waterloo IA Ronald Weiss (05992) 06/30/201750530 Star Water of Carroll, Inc. Randy Starman Carroll IA Randy Starman (01816) 06/30/201751638 STAT Heating and Cooling Jeff Sheppard Omaha NE Jeff Sheppard (04622) Jeff Sheppard (04622) 06/30/201751930 Steffen Electric, Plbh, Htg, Inc Larry Steffen Oelwein IA Larry Steffen (12286) Larry Steffen (12286) Larry Steffen (12286) 06/30/201750971 Stein Heating & Cooling Inc Heather Stein Webster City IA Brian P Stein (04593) Brian P Stein (04593) 06/30/201751471 Steve Messerli Plumbing Steve Messerli Carson IA Steve E Messerli (06135) 01/31/201751366 Steves Beane Plumbing Co Steven Sitzmann Sioux City IA Steven L Sitzmann (10694) Steven L Sitzmann (10694) 06/30/201751795 Steve's Heating, Air Conditioning & Electrical, Inc. Steven Bursovsky Alburnett IA Steven Bursovsky (09876) Steven Bursovsky (09876) Steven Bursovsky (09876) 06/30/201751965 Stewart Construction Robert Stewart Runnells IA Robert Stewart (01354) Robert Stewart (01354) Robert Stewart (01354) 06/30/201750978 Stoney Point, Inc. John Russ Monticello IA John D. Russ (03043) John D. Russ (03043) John D. Russ (03043) 06/30/201751385 Stouder Plumbing LLC Chad Stouder Glenwood IA Chad E Stouder (00084) 06/30/201750211 Strictly Plumbing, Inc dba Benjamin Franklin Plumbing Jeanne Hutson Cedar Rapids IA Thomas Hutson (00104) 06/30/201750840 Stroh Corporation Bob Blaskovich Des Moines IA Patrick J Miller (02018) Patrick J Miller (02018) Patrick J Miller (02018) 06/30/201750352 Stultz Plumbing, Inc Kenneth Stultz Sioux City IA Kenneth Stultz (00250) 06/30/201750183 Suburban Heating & Cooling, Inc Douglas Garnett West Des Moines IA Douglas Garnett (00247) Douglas Garnett (00247) 06/30/201751943 Sudbeck Construction, Inc Melvin Sudbeck Omaha NE Jason Ridnour (05660) 06/30/201750361 Sully Plumbing & Heating Harlan Van Wyhe Sully IA Harlan Van Wyhe (06460) Harlan Van Wyhe (06460) Harlan Van Wyhe (06460) 06/30/201750404 Superior Companies of Minnesota Inc dba Superior Mechanical James Gander Rochester MN Jim Gander (08950) Jim Gander (08950) Jim Gander (08950) 06/30/201750961 Superior Mechanical LLC Darwin Himmerich Urbandale IA Darwin L Himmerich (00171) Darwin L Himmerich (00171) Darwin L Himmerich (00171) 06/30/201750719 Superior Plumbing Inc Kelly Bloomer Eldridge IA Larry Bloomer Jr (01739) 06/30/201750399 Sure Service Company Nathan Rockwell Mason City IA Nathan Rockwell (01247) 06/30/201750974 Swanner Excavating Charles Swanner Burlington IA Charles A Swanner (03423) 06/30/201751411 Swanson Hardware Inc David Swanson Colo IA David L Swanson (09975) David L Swanson (09975) David L Swanson (09975) 01/10/201751854 Sweeney Heating and A/C, LLC John Sweeney Tipton IA John Sweeney (02382) 06/30/201751454 Switech Plumbing LLC John Swihart Prole IA John L Swihart (08017) 06/30/201751517 Switzer Rental & Repair Thomas W. Switzer Liscomb IA Thomas W. Switzer (04404) 06/30/201750720 Synergy Contracting LLC Jesse Rognes Bondurant IA Jesse Rognes (09016) 06/30/201751107 System Dynamics, Inc. dba Sys Mgmt & Balancing, Inc. James Hall Waukee IA James E Hall (05058) 06/30/201751295 System Works LLC Garry Calbeck West Des Moines IA Gary W Caldbeck (04566) Gary W Caldbeck (04566) Gary W Caldbeck (04566) 02/04/201750462 T & T Home Care Thomas Herron Des Moines IA Tomas Herron (14962) 06/30/201751296 T Black Plumbing & Heating Inc Terry Black Mason City IA Terry J Black (05164) Terry J Black (05164) Terry J Black (05164) 12/27/201651238 T J Blessing Inc dba Climate Solutions Tyler Blessing Sioux City IA Tyler J Blessing (10244) 12/19/201651354 T J Hansen Thomas Hansen Webb IA Thomas J Hansen (09007) Thomas J Hansen (09007) Thomas J Hansen (09007) 01/06/201750816 T R Plumbing Corp Ryan Senne Des Moines IA Joe H Carter (03579) 06/30/201751186 TAD Investments Alvin Haas Dyersville IA Alvin H Haas (01639) Alvin H Haas (01639) 06/30/201750852 Taft-Wiley, Inc Duane Wiley Mount Pleasant IA Duane A Wiley (03656) Duane A Wiley (03656) Duane A Wiley (03656) 06/30/201751855 TAME Heating & Cooling Dallas Larson Des Moines IA Bill Gipe (08683) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51704 TCA Services Tim Schwery Underwood IA Tim Schwery (06221) 06/30/201750288 Ted Clark Sewer Rooter Ted Clark Centerville IA Teddy Clark Jr. (12241) 06/30/201751196 Tegeler Construction Robert Tageler Clinton IA Robert J Tegeler (11512) 06/30/201750956 Templeton Hardware Inc. Glen Riesselman Templeton IA Glen W Riesselman (12902) Glen W Riesselman (12902) Glen W Riesselman (12902) 06/30/201750294 Ternus Electric Ivan Ternus Tama IA Ivan Ternus (01250) Ivan Ternus (01250) Ivan Ternus (01250) 06/30/201750374 Terpstra Plumbing Heating & Cooling Ross Terpstra New Sharon IA Ross Terpstra (04842) Ross Terpstra (04842) 06/30/201751643 Territory Heating & Cooling Services, LLC Don Wipf Des Moines IA Don Wipf (03851) Don Wipf (03851) Don Wipf (03851) 06/30/201751155 Terry L Babcock Terry Babcock Wellsburg IA Terry L Babcock (02328) Terry L Babcock (02328) Terry L Babcock (02328) 06/30/201751820 Terry Mercer Terry Mercer Woodward IA Terry Mercer (10502) Terry Mercer (10502) Terry Mercer (10502) 06/30/201751500 Terry's Plumbing Todd Newman Council Bluffs IA Todd E Newman (01594) 02/11/201750644 Tessier's Inc Michael Wagner Sioux Falls SD Michael Wagner (06591) Michael Wagner (06591) Michael Wagner (06591) 06/30/201751918 The Comfort Group Co. LLC Robin Horsch Des Moines IA Patrick Nathe (16175) Cory Paeper (10720) 06/30/201750531 The Frazier Company, Inc. Paul Frazier Omaha NE Nate Frazier (04779) Paul Frazier (04780) 06/30/201751512 The Heating & Cooling Company Stephen Darr Indianola IA Stephen W. Darr (14987) 06/30/201751630 The Plumber William Magie Polk City IA William Magie (08559) 06/30/201751928 The Plumbing & Heating Shop Lee Smith Sumner IA Lee Smith (17791) Lee Smith (17791) Lee Smith (17791) 06/30/201750774 The Plumbing Company Albert Cosimo Urbandale IA Albert P.Cosimo (03304) 06/30/201751871 The Richards House Heating David Stuart Dubuque IA David Stuart (14015) David Stuart (14015) 06/30/201750676 The Strub Company Inc dba Muller Plumbing & Heating Carl Strub III Iowa City IA Rusty Redlinger (02093) Roger Hicks (00416) 06/30/201750066 The Waldinger Corporation Curt Baker Des Moines IA Curt Baker (00323) Curt Baker (00323) Curt Baker (00323) 06/30/201750828 The Water Shop, Inc. Dale Miller Kalona IA Dale R. Miller (06932) 06/30/201751423 Thelen Construction Richard Thelen Lenox IA Richard L Thelen (11135) 01/15/201751832 Thermal Biologics, Inc Timothy Gruis Des Moines IA Timothy Gruis (15022) Timothy Gruis (15022) 06/30/201751576 Thermal Services of Omaha Inc Creig Coffman Omaha NE Barry Taylor (02032) Steven Widhalm (00679) 06/30/201751499 Thermal Tek LLC Robert Gwinn Des Moines IA Robert M Gwinn (05796) 06/30/201751687 Thofson Plumbing & Heating Steven Thofson Northwood IA Steven Thofson (03841) Steven Thofson (03841) Steven Thofson (03841) 06/30/201751709 Thofson Plumbing Heating and Cooling Timothy Thofson Northwood IA Timothy Thofson (07096) Timothy Thofson (07096) Timothy Thofson (07096) 06/30/201751350 Thomas A Duff dba TADCO Thomas Duff Volga IA Thomas A Duff (11632) 06/30/201751170 Thomas Company Ltd Larry Thomas Tama IA Larry O Thomas (00840) Larry O Thomas (00840) Larry O Thomas (00840) 06/30/201750990 Thomas Heating & Air, LLC Michael K Thomas Tipton IA Michael K Thomas (01456) Michael K Thomas (01456) 06/30/201751543 Thomas J Wilson dba Wilson Plumbing Thomas Wilson Des Moines IA Thomas J Wilson (03564) 06/30/201751046 Thomas Mechanical Dave Thomas Davenport IA Dave J Thomas (01924) Dave J Thomas (01924) 06/30/201751878 Thompson Tin, LLC Nicholas Thompson Milan IL Nicholas Thompson (21368) Nicholas Thompson (21368) 06/30/201750617 Thor Bros Vincent Thor Durango IA Vince Thor (12831) Vince Thor (12831) 06/30/201750165 Thrasher Service Corporation Toni Knight Des Moines IA James Thrasher (01331) James Thrasher (01331) James Thrasher (01331) 06/30/201751544 Tillberg Plumbing Co Edwin Tillberg Bettendorf IA Edwin P Tillberg (06082) 06/30/201750818 Tillis Plumbing & Heating Martin P Tillis Bettendorf IA Martin P Tillis (07707) Martin P Tillis (07707) 06/30/201750033 Tim Hildreth Company, Inc Timothy Hildreth West Des Moines IA Timothy Hildreth (00242) 06/30/201750441 Timothy Brustkern Timothy Brustkern Washburn IA Timothy Brustkern (13849) Timothy Brustkern (13849) 06/30/201751551 Timothy Fitzgerald Mechanical Services Inc. Timothy Fitzgerald Dyersville IA Timothy J Fitzgerald (01285) Timothy J Fitzgerald (01285) Timothy J Fitzgerald (01285) 06/30/201750081 Tiny's Plumbing Heating & Electrical Terry Woiwood Garner IA Terry L Woiwood (02796) Terry L Woiwood (02796) Terry L Woiwood (02796) 06/30/201750510 TJ Heefner Construction Inc Cammie Heefner Fairfax IA Thomas Heefner (04938) 06/30/201751611 Tjarks Plumbing, Heating, & Air Conditioning Inc. Stephen Tjarks Iowa Falls IA Stephen R. Tjarks (08121) Stephen R. Tjarks (08121) Stephen R. Tjarks (08121) 06/30/201750859 Todd J White Plumbing, Inc. Todd White Maxwell IA Todd J White (01196) 06/30/201751415 Tom Bishop Construction Tom Bishop Centerville IA Tom J Bishop (14085) 01/15/201750721 Tomair Heating & Cooling David Tomair Council Bluffs IA David Tomair (02477) David Tomair (02477) David Tomair (02477) 06/30/201751695 Tom's Heating & Cooling Thomas Hultquist Sioux City IA Thomas Hultquist (05560) 06/30/201750089 Tom's Plumbing & Heating LLC Robert Arthur Ritzer Arnolds Park IA Robert Arthur Ritzer (00574) Robert Arthur Ritzer (00574) Robert Arthur Ritzer (00574) 06/30/201750651 Tom's Plumbing Heating & Cooling Thomas Lumsden Pocahontas IA Thomas Lumsden (03225) Thomas Lumsden (03225) Thomas Lumsden (03225) 06/30/201750616 Tonna Mechanical Inc Steven Murphy Rochester MN Steven Murphy (05230) Steven Murphy (05230) 06/30/201750237 Tony's Plumbing & Heating Tony Halterman Cedar Falls IA Anthony Halterman (02722) Anthony Halterman (02722) Anthony Halterman (02722) 06/30/201751122 Top Notch Plumbing Jeff Bader De Witt IA Jeff D Bader (07395) 06/30/201750156 Top Notch Plumbing Heating & Electrical Inc Mark Uthe Galena IL Fred Kuhl (07097) Mark Uthe (07123) 06/30/201750558 Torgerson Excavating Todd Torgerson Des Moines IA Todd Torgerson (07582) 06/30/201751141 Torstenson Plumbing Investments LLC DBA TPI Plumbing Contr Ryan McKibbin Waukee IA Ted A Torstenson (00070) 06/30/201751863 Total Comfort Heating & Cooling Thomas Meier Preston IA Thomas Meier (10975) Thomas Meier (10975) 06/30/201750817 Total Maintenance, Inc. Barron Sexson Bettendorf IA Barron R Sexson (03093) Terry R Bloomfield (00923) Terry R Bloomfield (00923) 06/30/201751126 Total Plumbing & Heating Co Donald Jacquinot Dubuque IA Donald J Jacquinot (00631) Donald J Jacquinot (00631) 06/30/201750212 Total Plumbing, Inc Howard Holdenried Sioux City IA Howard Holdenried (10537) 06/30/201751071 Total Water Treatment Systems, Inc. Jeffrey Gackstatter Monticello IA Jordan K James (13271) 06/30/201751220 Totten's Plumbing Melvin Totten Denison IA Melvin L Totten (01879) Melvin L Totten (01879) 06/30/201750511 Trane US Inc Christina Stalker Davenport IA Byron Wilfong (11524) Bryon Wilfong (11524) 06/30/201751670 Travis Mechanical & Controls Bryce Travis Lucas IA Bryce Travis (00550) Bryce Travis (00550) Bryce Travis (00550) 06/30/201751748 Trezac Construction Zach Finch Des Moines IA Philip Radosevich (11860) Philip Radosevich (11860) 06/30/201750677 Tri State Plumbing LLC Mark Elgert Sioux City IA Mark Elgert (04377) 06/30/201751668 Tri-County Heating & Air Carlos Castillo Charter Oak IA Carlos Castillo (05245) 06/30/201751070 Tri-County Refrigeration James Bear Plano IA James R Bear (02646) James R Bear (02646) 06/30/201751302 Tri-County Refrigeration Norman Borntrager Osage IA Norman N Borntrager (11705) Norman N Borntrager (11705) 06/30/201751777 Triple A Home Services, LLC Dale W Adams Norwalk IA Dale W Adams (10717) Dale W Adams (10717) 06/30/201750866 Triple B Construction Corp Bradley Jipp Wilton IA Bruce A Jipp (13484) 06/30/201751987 Triple J Inc dba J&J Sheet Metal of Michigan John Gilbert Henning East Leroy MI Brett A Sass (19422) 06/30/201750004 Tripoli Plumbing & Heating Marshall Anderson Tripoli IA Marshall Anderson (01539) Marshall Anderson (01539) Marshall Anderson (01539) 06/30/201750157 Tri-Star Heating & Air Conditioning, Inc Rex Bristow Glenwood IA Rex Bristow (00647) 06/30/201751105 Tri-State Heating & Cooling Mike Molden Sioux City IA Mike D Molden (06758) Mike D Molden (06758) 06/30/201750158 Tristate Heating, Air, Refrigeration & Plumbing LLC Matthew Troendle Lansing IA Matthew Troendle (02772) Matthew Troendle (02772) Matthew Troendle (02772) 06/30/201751455 Tri-State Plumbing & Heating Inc. Phil Horstman Doon IA Phil J Horstman (01815) Phil J Horstman (01815) Phil J Horstman (01815) 06/30/201751891 Tri-State Sheet Metal Jay Walker Keokuk IA Corby Hawkins (07307) Corby Hawkins (07307) Corby Hawkins (07307) 06/30/201751052 Tri-Tech Construction Thomas Herold Keokuk IA Thomas E Herold (12654) Thomas E Herold (12654) Thomas E Herold (12654) 06/30/201751447 Triton Plumbing, Htg, and A/C, Inc. Erin Brown Davenport IA Junior L Petersen (13114) Rex Ellis (01836) Rex Ellis (01836) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date51260 Trucke Heating & Air Inc. Greg Trucke Sergeant Bluff IA Greg P Trucke (06975) Greg P Trucke (06975) Greg P Trucke (06975) 06/30/201750210 True Temp Service Tom Cabrera Des Moines IA Tom Cabrera (03789) Tom Cabrera (03789) 06/30/201751929 Trunnel Excavating, Inc Aaron Trunnel Altoona IA Aaron Trunnel (01810) 06/30/201750792 TSI Mechanical Ron Stinn La Vista NE Ron E. Stinn (05183) 06/30/201751101 Tuttle Plumbing & Heating, Inc. Eric Tuttle Marshalltown IA Eric B Tuttle (00911) Eric B Tuttle (00911) 06/30/201750246 Two Rivers Group Inc. Arthur Jones Altoona IA Arthur Jones (12637) Arthur Jones (12637) Arthur Jones (12637) 06/30/201750176 Two Wolf Excavating and Grading Inc Delbert Terry West Des Moines IA Delbert Terry (04385) 06/30/201751572 Ty S. Rosenberger Ty Rosenberger Toledo IA Ty Roenberger (06212) 06/30/201750160 Unique Mechanical LLC Jeff Carstens Blue Grass IA Jeffrey Carstens (05397) 06/30/201750533 United Heating & Air Conditioning Dustin Wipf Des Moines IA Don Wiph (03851) Dustin Wipf (07726) Don Wipf (03851) 06/30/201750390 Unity Plumbing James Kendall-Pinkerton Waterloo IA James Pinkerton (06532) 06/30/201750018 Universal Climate Control, Inc Scot Geisler Coralville IA Scot Geisler (03891) Scot Geisler (03891) Scot Geisler (03891) 06/30/201750731 URA Gingerich Constr LLC Ura Gingerich Seymour IA Ura Gingerich (12163) 06/30/201751837 V & M Plumbing, Inc Victoria McCue Marion IA Robert McCue (02922) 06/30/201750678 V & V Construction Inc dba Vincentini Plumbing Peter Vincentini Omaha NE Peter Vincentini (01945) 06/30/201750040 Vais Pump Service Larry Vais Anita IA Larry Vais (12384) 06/30/201751806 Valenta Plumbing & Heating, Inc Thomas Valenta Cedar Rapids IA Thomas Valenta (07093) 06/30/201750235 Valley Plumbing Co., Inc. dba Rhiner's Plumbing Co., Inc William Rhiner Clive IA William Rhiner (06727) William Rhiner (06727) William Rhiner (06727) 06/30/201750794 Van Deusen Plumbing, Heating & Cooling Francis Van Deusen Garrison IA Francis C. Van Deusen (06083) Francis C. Van Deusen (06083) Francis C. Van Deusen (06083) 06/30/201750559 Van Ersvelde Construction Inc. Robert B. Van Ersvelde Grinnell IA Robert B. Van Ersvelde (06791) 06/30/201750417 Van Ryswyk Plg & Htg, Inc Dean Van Ryswyk Monroe IA Dean Van Ryswyk (01091) Dean Van Ryswyk (01091) Dean Van Ryswyk (01091) 06/30/201751706 Van Sickler Plumbing & Electric Dennis Van Sickler Ida Grove IA Dennis Van Sickler (05405) Dennis Van Sickler (05405) Dennis Van Sickler (05405) 06/30/201750191 Van Zante Hardware Plubg & Htg Ron Van Zante Monroe IA Ronald Van Zante (00929) Ronald Van Zante (00929) 06/30/201751367 Vanderpool Construction, Inc Tobin Vanderpool Indianola IA Brian B Appenzeller (13474) 06/30/201750745 VanRheenen Inc. Chad VanRheenen Pella IA Chad VanRheenen (03357) Chad VanRheenen (03357) Chad VanRheenen (03357) 06/30/201750591 Van's Heating & Air LLC Derryl VanDee Walcott IA Cory VanDee (08905) Brandon VanDee (00366) 06/30/201751412 Vans Heating & Cooling Neil Vanotterloo Stuart IA Neil A VanOtterloo (05763) Neil A VanOtterloo (05763) Neil A VanOtterloo (05763) 01/10/201751174 Vansickel's Plumbing Gary L Vansickel Nevada IA Gary L Vansickel (05427) Gary L Vansickel (05427) Gary L Vansickel (05427) 06/30/201750937 Veltkamp Enterprises Eugene Veltkamp Orange City IA Eugene R Veltkamp (07785) Eugene R Veltkamp (07785) 06/30/201750440 Verlin's P & H Inc Verlin Koch Westside IA John Koch (00921) John Koch (00921) John Koch (00921) 06/30/201751387 Vernell L Amundson Vernell Amundson Fort Dodge IA Vernell L Amundson (06485) 01/09/201751014 Vick's Heating Plumbing & Ventilating, Inc. James Grinna Decorah IA James B Grinna (03003) James B Grinna (03003) James B Grinna (03003) 06/30/201751248 Vinzant Construction LLC Mike Vinzant Mystic IA Mike D Vinzant (09185) 06/30/201751159 Vision Homes Inc. Charles Nejdl Cedar Rapids IA Charles J Nejdl (10616) Charles J Nejdl (10616) Charles J Nejdl (10616) 06/30/201750535 Visser Bros. Plumbing & Heating Paul Visser Orange City IA Paul Visser (07960) Paul Visser (07960) Paul Visser (07960) 06/30/201750236 Voelkers Plumbing Inc Tim Voelkers Durant IA Timothy Voelkers (00352) Timothy Voelkers (00352) 06/30/201751579 Vogel Plumbing Inc Richard Vogel Hillsboro IL Rolf Martin (08707) 06/30/201751336 Vos Plumbing & Heating Inc. Dennis E Vos Sully IA Dennis E Vos (02598) Dennis E Vos (02598) Dennis E Vos (02598) 06/30/201750538 Voss Brothers Plumbing & Heating Inc. Jeff Voss Clinton IA Jerry Alan Spicer (05656) 06/30/201750431 Voss Plumbing and Heating of Paynesville Inc Dale Klein Paynesville MN Dennis Wilkins (00902) Dennis Wilkins (00902) Dennis Wilkins (00902) 06/30/201751047 Vyverberg Heating & A.C. Greg Vyverberg Dubuque IA Greg R. Vyverberg (00654) Greg R. Vyverberg (00654) 06/30/201750234 W & H Coop Oil Co Inc James Pauk Humboldt IA Garth Pflibsen (06326) Garth Pflibsen (06326) 06/30/201751750 Waddell Heating & Air Conditioning Ty Waddell Hartley IA Ty Waddell (13226) Ty Waddell (13226) Ty Waddell (13226) 06/30/201751382 Walco Sheet Metal, Inc Jeff Lock Coralville IA Jeff A Lock (11638) 06/30/201750697 Waldstein HVAC LLC dba Aire Serv Travis Waldstein Council Bluffs IA Travis Waldstein (00682) Travis Waldstein (00682) Travis Waldstein (00682) 06/30/201750567 Walk Plumbing Heating & Electric David F Walk Kanawha IA David F. Walk (00924) David F. Walk (00924) David F. Walk (00924) 06/30/201750192 Walker Plumbing & Heating, Inc Mark Walker Algona IA Mark Walker (10888) Mark Walker (10888) Mark Walker (10888) 06/30/201750043 Wallace Caswell, Inc. Mark Faber Inwood IA Mark J. Faber (02110) 06/30/201751438 Wallin Plumbing & Heating, Inc. Greg Wallin Clarinda IA Greg D Wallin (01463) Greg D Wallin (01463) Greg D Wallin (01463) 06/30/201751486 Wallys Trenching, Plumbing & Heating Jamee L Wallingford Farmington IA Jamee L Wallingford (11528) Jamee L Wallingford (11528) Jamee L Wallingford (11528) 06/30/201750737 Walstra Plumbing & Heating Inc Dennis Walstra Sioux Center IA Dennis Walstra (07783) Dennis Walstra (07783) Dennis Walstra (07783) 06/30/201750704 Walt Boever Plb & Htg Walter Boever Armstrong IA Walter Boever (00581) Walter Boever (00581) Walter Boever (00581) 06/30/201751892 Walter Prindle Walter Prindle Des Moines IA Walter Prindle (10147) Walter Prindle (10147) 06/30/201752008 Warner Plumbing, LLC Andrew Jon Warner Creston IA Andrew Jon Warner (09773) 06/30/201750125 Warnick Inc dba Warnick & Reeves Mechanical Dan Warnick Newton IA Dan Warnick (00838) Jack Reeves (00841) Jack Reeves (00841) 06/30/201751274 Warnings Electric, Plbg, Htg & A/C Ricky Warning Bloomfield IA Ricky D Warning (15176) Ricky D Warning (15176) 06/30/201751629 Water Water Water Inc Boyd Bader West Des Moines IA Boyd R Bader (12365) 06/30/201750698 Watson Plumbing & Mechanical Inc. Scott Watson Rock Island IL Scott Watson (10246) Douglas Hart (01978) Scott Watson (10246) 06/30/201751587 Watson Plumbing Inc. Kevin Watson Ames IA Kevin Watson (03122) Kevin Watson (03122) 06/30/201751817 Watson Service Tom Watson Palo IA Tom Watson (07689) 06/30/201751157 Waymon Ltd Wayne A Sahl Denison IA Wayne A Sahl (06620) Wayne A Sahl (06620) Wayne A Sahl (06620) 06/30/201751883 Wayne Fundermann Wayne Fundermann Anthon IA Wayne Fundermann (09494) Wayne Fundermann (09494) 06/30/201750968 Wayne Judge Plumbing Wayne Judge, Jr. Marshalltown IA Wayne E Judge, Jr. (08912) 06/30/201750663 Wayne Rhiner Plumbing LLC Debbie Rhiner West Des Moines IA Debbie Rhiner (10494) 06/30/201750863 WBC Mechanical, Inc. Casey Dean Waterloo IA Casey A Dean (02808) Casey A Dean (02808) Casey A Dean (02808) 06/30/201750761 Weber Heating Plumbing & A/C Nicholas Weber Dysart IA Nick D. Weber (01697) Nick D. Weber (01697) Nick D. Weber (01697) 06/30/201750560 Weber Plumbing & Electrical, Inc. Richard J. Weber Independence IA Richard J. Weber (07811) Richard J. Weber (07811) Richard J. Weber (07811) 06/30/201751825 Weber's Plumbing, Heating, AC & Appliance Joseph Weber Strawberry Point IA Joseph Weber (04687) Joseph Weber (04687) Joseph Weber (04687) 06/30/201751280 Weinberg P.M. Jeff Carda Sioux City IA Jeff S Carda (12523) Jeff S Carda (12523) Jeff S Carda (12523) 06/30/201750306 Weiss Plumbing, Heating & Air Cond, Inc James Weiss Rockwell City IA James Weiss (09956) James Weiss (09956) James Weiss (09956) 06/30/201751330 Wente Electric Alan Wente Farley IA Alan L Wente (14722) Alan L Wente (14722) Alan L Wente (14722) 06/30/201750539 Wernimont Electric & Construction Milo Wernimont Pomeroy IA Milo Wernimont (11159) 06/30/201751056 West Central Services, LLC Jonathan Cornish Dexter IA Jonathan J Cornish (13180) 06/30/201751610 West Heating & AC Roger West Truro IA Roger West (10357) 06/30/201751800 Westphal Heating and Cooling Chris Westphal Monticello IA Chris Westphal (10172) 06/30/201750746 Westridge Mechanical Contracting Inc. Jeff Vollbracht Keokuk IA Jon Vollbracht (09049) 06/30/201750778 Wheatland Contracting, LLC Jeffery Coder Effingham KS Jeff S. Coder (18932) 06/30/201750540 Whink Services Inc DBA Brown Heating and Cooling Joe Throssel Grundy Center IA Robin L. Onnen (07538) Robin L. Onnen (07538) Robin L. Onnen (07538) 06/30/201751034 Whisenand Group Plumbing Donald Whisenand Ankeny IA Donald O Whisenand (00289) 06/30/2017

Number Business Name Owner/Rep Name City State MoR Plumb Name (Lic Num) MoR HVAC\R Name (Lic Num) MoR Hydro Name (Lic Num) Expire Date50841 White Hawk Plumbing & Heating LLC Anthony White Monticello IA Anthony J White (12251) Anthony J White (12251) Anthony J White (12251) 06/30/201750541 Whitt's Plumbing & Heating, Inc. David Whittington Fort Dodge IA David R. Whittington (04980) 06/30/201750184 Wiese Plumbing & Heating, Inc Eldon Wiese Storm Lake IA Eldon Wiese (03098) Eldon Wiese (03098) Eldon Wiese (03098) 06/30/201751331 Wilkening Plumbing Robert Wilkening Waukee IA Robert W Wilkening (06176) 01/02/201751080 Willco Services Inc Bruce Williams Runnells IA Bruce A Williams (01099) 06/30/201750960 Willenborg Plumbing and Heating, Inc. James Willenborg Dubuque IA James R Willenborg (03228) James R Willenborg (03228) James R Willenborg (03228) 06/30/201750775 William J. Kraus & Sons, Inc. Adam Kraus Keokuk IA Adam M. Kraus (00779) Adam M. Kraus (00779) Adam M. Kraus (00779) 06/30/201751844 Williams Mechanical of Iowa, LLC Steve Williams Altoona IA Steve Williams (06365) 06/30/201750762 Williams Plumbing Lawrence Williams Marshalltown IA Lawrence M. Williams (03762) 06/30/201751791 Williams Plumbing, LLC Derek Williams Waterloo IA Derek Williams (11630) 06/30/201751557 Willis Sheet metal Co Arnold Willis Des Moines IA Arnold B Willis (05349) 06/30/201750119 Wilson Heating and Air Michael Wilson Waterloo IA Michael Wilson (02662) Michael Wilson (02662) 06/30/201750796 Wilson Restaurant Supply Jeff Wilson Cedar Falls IA David Dreyer (10440) David Dreyer (10440) David Dreyer (10440) 06/30/201751598 Wilson's Town & Country Plumbing Inc William Wilson Ainsworth IA William Wilson (10548) William Wilson (10548) William Wilson (10548) 06/30/201750542 Wilwerding Electric Inc Alan Wilwerding Defiance IA Alan Wilwerding (15115) Alan Wilwerding (15115) 06/30/201751333 Winans Plumbing & Trenching James Winans Moulton IA James E Winans (10606) 06/30/201750070 Winger Contracting Company Thomas Keck Ottumwa IA Kevin Phillips (06163) Corey Sheets (05798) Kevin Phillips (06163) 06/30/201750590 Winona Controls Inc Adam Aughedahl Caledonia MN Mathew Phillips (11258) 06/30/201750562 Winona Heating & Ventilating Co Joel Von Haden Winona MN Joel Von Haden (07984) Joel Von Haden (07984) 06/30/201750185 Wittry Plg & Htg Thomas Wittry Breda IA Thomas Wittry (11942) Thomas Wittry (11942) Thomas Wittry (11942) 06/30/201750161 Wix Water Works William Wix Allison IA William Wix (03756) 06/30/201751417 Wolfe Plbg & Htg Inc Kenneth McElhinney Morning Sun IA Kenneth W McElhinney (07705) Kenneth W McElhinney (07705) Kenneth W McElhinney (07705) 01/15/201750085 Wolin & Associates, Inc. David Stroh West Des Moines IA David Stroh (00109) David Stroh (00109) David Stroh (00109) 06/30/201751862 Wonders Plumbing Inc Danial Wonders Nevada IA Danial Wonders (03469) 06/30/201750755 Wrenn's Plumbing & Heating Inc. David Wrenn Sioux City IA David K. Wrenn (00190) David K. Wrenn (00190) David K. Wrenn (00190) 06/30/201750543 Wright Plumbing & Heating Douglas Wright Osage IA Douglas Wright (00839) Douglas Wright (00839) Douglas Wright (00839) 06/30/201750434 Wunderlich Inc Ronald Wunderlich Burlington IA Ronald Wunderlich (14477) 06/30/201750037 Wyckoff Heating and Cooling Andrew Wyckoff Carlisle IA Andrew Wyckoff (04005) Andrew Wyckoff (04005) 06/30/201751211 Young Industries, Inc Steven Young Blairstown IA Steven T Young (06677) Steven T Young (06677) Steven T Young (06677) 06/30/201751998 Young Mechanical & Plumbing, Inc Gayle Edward Young Greenfield IA Gayle Edward Young (03608) Gayle Edward Young (03608) Gayle Edward Young (03608) 06/30/201750044 Young Plumbing and Heating Travis Young Waterloo IA Travis Young (02785) Travis Young (02785) Travis Young (02785) 06/30/201750729 Youngblood Heating & Cooling Gary Youngblood Cedar Falls IA Gary L. Youngblood (00890) Gary L. Youngblood (00890) 06/30/201750545 Your Heat and Air Guy LLC Thomas Schulz Fort Madison IA Thomas Schulz (03890) Thomas Schulz (03890) Thomas Schulz (03890) 06/30/201751983 Zimmerman Plumbing Rodney Zimmerman Cedar Rapids IA Rodney Zimmerman (11828) 06/30/201750723 Zimmerman Sales & Service Inc Kevin Zimmerman Neola IA Kevin Zimmerman (11180) 06/30/201751882 Zinc Heating & Cooling Tim Zipperer Cedar Rapids IA Tim Zipperer (04402) Tim Zipperer (04402) Tim Zipperer (04402) 06/30/2017