SITE III Vendor List (as of 5March2021)

SITE III Vendor List (as of March 5, 2021)

Vendor Name Size SITE III email Address Mailing Address

22nd Century Technologies Inc Large proposal@tscti.com 8251 Greensboro Dr Ste 900 McLean VA 22102

Accenture Federal Services, LLC

Large AFS.SITE.III@accenturefederaldefense.com 800 N. Glebe Road Arlington VA 22203

Advanced Systems Development, Inc./Team ASD

Large ASD-DIA_SITE_III@asdincasbs.onmicrosoft.com

6400 Arlington Blvd, Suite 850 Falls Church VA 22042

Agile Defense, Inc. Large SITE3@agile-defense.com

11600 Sunrise Valley Drive Suite 440 Reston VA 20190

AT&T Corp. Large DL-SITEIIIInternal@att.com 7125 Columbia Gateway Dr Columbia MD 21046

BAE Systems Technology Solutions & Services Inc.

Large site3@baesystems.com 520 Gaither Road Rockville MD 20850

BE (Buchanan & Edwards) Large Site_iii@buchanan-edwards.com 1700 N. Moore St, Suite 2110 Arlington VA 22209

BIA (Boeing Intelligence & Analytics)

Large bia_site_iii@bia-boeing.com 131 National Business Parkway

Annapolis Junction MD 20701

BoozAllenHamilton Large SITEIII_IDIQ@bah.com 8283 Greensboro Drive McLean VA 22102

CACI Large SITE3.PMO@caci.com 14370 Newbrook Drive Chantilly VA 20151

SITE III Vendor List (as of March 5, 2021)

CGI Federal Inc Large CGI-SITE_III@cgifederal.com 12601 Fair Lakes Circle Fairfax VA 22033

Data Systems Analysts, Inc.(DSA)/ TeamDSA

Large SITEIII@dsainc.com

8 NE Shaminy Interplex Dr, STE 209 Trevose PA 19053

Deloitte Large ussiteiiiteam@deloitte.com 1919 N Lynn St. Arlington VA 22209

GDIT Large GDSITEIII@gdit.com 13857 McLearen Road Herndon VA 20171

Illuminate Mission Solutions (Cyberspace Solutions, LLC dba Illuminate Mission Solutions)

Large emacc@oneilluminate.com 198 Van Buren Street, Suite 200 Herndon VA 20170

IndraSoft, Inc. (ISI) Large site3@indrasoft.com

1768 Business Center Drive, Suite 200 Reston VA 20190

Intrepid Solutions and Services, LLC

Large SITE3@intrepidsolutions.com 12950 Worldgate Drive, Suite 710 Herndon VA 20170

Jacobs Technology, Inc. Large SiteIII@jacobs.com 600 William Northern Blvd Tullahoma, TN 37388

Leidos Large LeidosSITE3@leidos.com 1750 Presidents Drive Reston VA 20190

M.C. Dean, Inc. Large DIA_SITE@mcdean.com

1765 Greensboro Station Place Suite 1400 Tysons VA 22102

SITE III Vendor List (as of March 5, 2021)

ManTech Large stacie.titus@mantech.com 2251 Corporate Park Drive Herndon VA 20171

MetroStar Large DIASITEIII@metrostarsystems.com 1856 Old Reston Avenue, Suite 100 Reston VA 20190

NGSC (Northrop) Large laura.chambers@peraton.com

13825 Sunrise Valley Drive, Suite 200 Herndon VA 20171

Novetta Inc. Large site_iii@novetta.com 7921 Jones Branch Drive, Suite 500 McLean VA 22102

Octo Consulting Group, Inc Large SITE3@octoconsulting.com 10780 Parkridge Blvd, 4th Floor Reston VA 20191

Parsons Government Services Inc.

Large STEIIILeadership@parsons.com 100 West Walnut St. Pasadena CA 91124

PCMG Large Katrina.Gordon@perspecta.com 13755 Sunrise Valley Dr. Suite 750 Herndon VA 20171

Perspecta Enterprise Solutions LLC/Team Perspecta

Large SITE_III@saic.com 13600 EDS Dr. A3S Herndon VA 20171

SAIC Large SITEIII@smartronix.com 12010 Sunset Hills Road Reston VA 20190

Smartronix LLC Large sbd-siteiii@SBD2.com 44150 Smartronix Way Hollywood MD 20636

Solutions By Design II, LLC Large Site3.sosi@sosi.com 1953 Gallows Road, Suite 650 Vienna VA 22182

SITE III Vendor List (as of March 5, 2021)

SOS International LLC (SOSi) Large BI-SITEIII@businessintegra.com

1881 Campus Commons Drive, Suite 500 Reston VA 20191

Team BI /Business Integra Technology Solutions, Inc.

Large DIASITEIII@Telesishq.com 6550 Rock Spring Drive, Suite 600 Bethesda MD 20817

TELESIS Corporation/Team TELESIS

Large site3@thebuffalogroup.com 8300 Greensboro Drive, Suite 600 McLean VA 22102

The Buffalo Group, LLC Large SITEIII-Trowbridge@intellibridge.us 1851 Alexander Bell Dr. Suite 300 Reston VA 20191

Trowbridge & Trowbridge, LLC Large david.rinaldo@u.group 1430 Spring Hill Road, Suite 200 McLean VA 22102

UGROUP ByteCubed d.b.a. U Group

Large SITEIII_PMO@wwtas.com 2231 Crystal Dr #401 Arlington VA 22202

WWTAS (World Wide Technology Government Services)

Large 430 National Business Parkway, Suite 160

Annapolis Junction MD 20701

1CyberForce, LLC Small site3@1cyberforce.com 950 Herndon Parkway, Suite 280 Herndon VA 20170

Actionable Solutions Group Small ASGSITE3@actionablesolutionsgroup.com

5528 Hempstead Way Springfield VA 22151

Aderas, Inc. Small dia-site3@aderas.com 11911 Freedom Drive, Suite 650 Reston VA 20190

SITE III Vendor List (as of March 5, 2021)

AEEC, LLC Small site3@americanconsultants.com

11710 Plaza America Drive, Suite 125 Reston VA 20190

Alpha Omega Integration, LLC Small AOI_SITE_III@alphaomegaintegration.com

8150 Leesburg Pike, Suite #1010 Vienna VA 22182

AnaVation, LLC Small siteiii@anavationllc.com

15040 Conference Center Drive, Suite 210 Chantilly VA 20151

AOC Connect, LLC Small SITEIII@aocconnect.com 14030 Thunderbolt Place, Suite 700 Chantilly VA 20151

Armedia, LLC Small SITE_III@armedia.com

8221 Old Courthouse Road, Suite 300 Vienna VA 22182

ASIRTek Federal Services, LLC.

Small SITE3_PM@asirtekfs.com 14603 Huebner Rd. Suite 2402 San Antonio TX 78230

AttainX, Inc. Small siteiii@attainx.com 13873 Park Center Rd, Ste 212 N Herndon VA 20171

Bowhead Total Enterprise Solutions, LLC

Small BowheadSITEIII@bowheadsupport.com

6564 Loisdale Court, Suite 900 Springfield VA 22150

Braxton-Grant Technologies, Inc.

Small siteiii@braxtongrant.com 1340 Charwood Rd, Ste I Hanover MD 27076

BridgePhase, LLC/Team BridgePhase

Small siteiii@bridgephase.com 2800 Shirlington Rd. #704 Arlington VA 22206

SITE III Vendor List (as of March 5, 2021)

Castalia Small SITEIII@castaliasystems.com 100 S. Ashley Drive, Suite 600 Tampa FL 33602

Cedge Software Consultants Small CEdge_SITE_III@cedgecorp.com 1232 Washington Ave, Suite 310 St. Louis MO 63103

cFocus Software Incorporated Small siteiii@cfocussoftware.com 10536 Joyceton Drive Largo MD 20774

Choisys Technology, Inc. Small site3@choisystechnology.com 20098 Ashbrook PL, Suite 160 Ashburn VA 20147

CKA, LLC/Team CKA Small DIA_SITE-pmo@ckallc.com 46050 Manekin Plaza, Suite 120 Sterling VA 20166

clearAvenue, LLC/ Team clearAvenue

Small siteiii@clearavenue.com 6711 Columbia Gateway Dr. Columbia MD 21046

Competitive Range Solutions, LLC

Small siteiii@getcrs.com 20 W Kinzie St Fl 17 Chicago IL 60654

Creative IT Solutions LLC Small proposals@dnigov.com 2000 N. Classen Blvd. Ste. 1700

Oklahoma City OK 73106

Cyber and Engineering Excellence (CE2) Solutions JV

Small SITE_III@ic-cap.com 4520 Guinevere Lane Pomfret MD 20675

CyberPeak Innovations, LLC Small contracts@directviz.com

14900 Conference Center Drive, Suite 250 Chantilly VA 20151

DAn Solutions, Inc. Small SITE3@dansolutions.com 2111 Wilson Blvd, Suite 310 Arlington VA 22201

SITE III Vendor List (as of March 5, 2021)

Data Intelligence Technologies, Inc.

Small site3@dataintelligencetech.com 415 K Street Washington DC 20003

Datastrong LLC Small DIASITEIII@datastrong.com 8315 Lee Highway Suite 600 Fairfax VA 22203

Derivative, LLC. Small site3@derivativellc.biz 2711 Richmond Hwy, Suite 200 Arlington VA 22202

DigiFlight, Inc. (Team DigiFlight)

Small dficontracts@digiflight.com 8825 Stanford Blvd. Suite 100, Columbia MD 21045

Diverse Systems Group, LLC Small site3@dsg-it.com 10411 Motor City Drive, Suite 685 Bethesda MD 20817

DKW Communications, Inc. Small DKW_SITEIII@DKWCOMMUNICATIONS.COM

601 13th St. Suite N-350 Washington DC 20005

Dynamo-VariQ Joint Venture (DVJV)/Team DVJV

Small site3@dynamo-variq.com 1951 Kidwell Dr. Ste 550 Vienna VA 22182

Dynanet Corporation Small DynanetsiteIII@dynanetcorp.com 8182 Lark Brown Road, Suite 300 Elkridge VA 21075

Edgewater Federal Solutions, Inc.

Small DIASITES3@edgewaterit.com 5280 Corporate Drive, Suite C130 Frederick MD 21703

EnDepth Solutions, LLC Small SITE3@endepthsolutions.com 6724 Alexander Bell Dr, Suite 130 Columbia MD 21046

Enhanced Veterans Solutions (EVS), Inc

Small EVS.DIA.SITE.III@enhancedvets.com

10560 Main Street, Suite 220 Fairfax VA 22030

Epsilon Inc Small siteiii@epsilon-inc.com 1 Monticello Village Drive, Weaverville NC 28787

SITE III Vendor List (as of March 5, 2021)

E-volve Technology Systems, Inc.

Small SITE_III@e-volvetechsystems.com 163 Waterfront St, Suite 420

National Harbor MD 20745

Expression Networks, LLC Small diasite3@expr.net 1140 3rd St. NE, Suite 310 Washington DC 20002

Federated IT, Inc. Small Contracts@FederatedIT.com 12500 G St, NW, Ste. 800 Washington DC 20005

Fortem Services Group, LLC Small site3@fortemgrp.com 1951 Kidwell Dr. STE 320 Vienna VA 22182

Full Visibility LLC Small site3pmo@fullvisibility.com 1934 Old Gallows Road, Suite 350 Vienna VA 22182

Fusion Technology LLC Small SITEIII@fusiontechnology-llc.com 45 Professional Place, Suite 202 Bridgeport WV 26330

Futron Incorporated Small dia.siteiii@futroninc.com 14067 Crown Court Woodbridge VA 22193

GCubed Enterprises, Inc. / Team GCubed

Small SITESIII@gcubedinc.com 10 Center Street, Suite 107 Stafford VA 22556

George Consulting, LTD Small contracts@georgeconsulting.com 225 Seven Farms Drive, Ste 300 Charleston SC 29492

Graham Technologies, LLC / Team GRAHAM

Small site3@graham-tech.net 1401 Mercantile Lane, Suite 301 Largo MD 20774

Halvik Corp (Halvik) Small DIASITEIII@halvik.com 1600 Spring Hill Road, Suite 240 Vienna VA 22182

Highlight Technologies, LLC Small HighlightSITE@highlighttech.com 9990 Fairfax Blvd, Suite 350 Fairfax VA 22030

SITE III Vendor List (as of March 5, 2021)

HPI Solutions LLC Small HPISITE3@HighPrairies.com 11122 William Plz Omaha NE 68144

Imperative Critical Infrastructure Protection, LLC

Small ImperativeCIP-SITE@xatorcorp.com 5920 Mount Vernon Blvd Lorton VA 22079

IMPRES Technology Solutions, Inc

Small SITE@imprestechnology.com 530-B Huntmar Park Drive, Suite K Herndon VA 20170

Information Management Group, Incorporated (IMG)

Small IMG_SITEIII@imgva.com 10330 Pioneer Blvd, Ste 280

Santa Fe Springs, CA 90670

Information Technology Strategy

Small diasite3@it-strat.com 4050 Legato Road, Suite 200 Fairfax VA 22033

iNovex Information Systems, Inc.

Small SiteIII@inovexcorp.com 23392 Summerstown Place Dulles VA 20166

Integrated Computer Solutions Inc. (ICS)

Small SITEIII@ICSInc.com

6950 Columbia Gateway Drive, Suite 350 Columbia MD 21046

Intelligent Innovations Group Small DIA_SITE_III@IIGFederal.com 60 Commerce Street, Suite 1100

Montgomery, AL 36104

InterImage, Inc. Small siteiii@iimage.com 4301 N. Fairfax Drive, Suite 205 Arlington VA 22203

Invictus International Consulting LLC

Small SITE3@invictusic.com 66 Canal Center Plaza, Suite 501 Alexandria VA 22314

IPT Associates, LLC (IPT)/IPT Team

Small SITEIII@iptassociates.com 1500 District Avenue Burlington MA 01803

SITE III Vendor List (as of March 5, 2021)

iSenpai, LLC Small pmo_dia_site3@isenpai.com 1751 Pinnacle Drive, Suite 600 McLean VA 22102

ISPA Technology LLC Small SITEIII@ispatechnology.com 6232 Kingbird Manor Dr Lithia FL 33547

IT Concepts, Inc Small SITE3@useitc.com 1600 Spring Hill Road, Suite 305 Vienna VA 22182

Kingfisher Systems, Inc. Small diasite3@kingfishersys.com 3110 Fairview Park Drive, Suite 1250 Falls Church VA 22042

Lentech, Inc Small SITEIII@lentechinc.com P.O. Box 67155 Albuquerque NM 87193

Manta Group LLC Small site3@manta-group.com

12001 Sunrise Valley Drive, Suite 10 Reston VA 20191

MicroTech Small dia_site_iii@microtech.net 8330 Boone Blvd, Ste 600 Tysons VA 22182

Navitas Business Consulting, Inc

Small SITEIII@Navitas-tech.com 13454 Sunrise Valley Dr, Suite 240 Herndon VA 20171

Netorian Small siteiii@netorian.com

210 Research Boulevard, Suite 160 Aberdeen MD 21001

New River Systems Corporation Small SITE3@newriversystems.com

19775 Belmont Executive Plaza, #305 Ashburn VA 20147

SITE III Vendor List (as of March 5, 2021)

Nisga’a Data Systems, LLC Small DIASITEIII@ndsystems.com 14900 Bogle Dr Ste 300

Chantilly VA 20151

NOVA-Dine, LLC Small site3@nova-dine.com 8840 E. Chaparral Road

Scottsdale AZ 85250

NucoreVision, Inc. (CTA Team Lead)

Small DIASITEIII@nucorevision.com 4601 Forbes Blvd, Suite 210

Lanham MD 20706

Obsidian Solutions Group Small SITEIII@obsidiansg.com 1320 Central Park Blvd, Suite 304

Fredericksburg

VA 22401

Occam Solutions, Inc / Team Occam

Small DIASite3@occamsolutions.com 590 Herndon Pkwy, Suite 375

Herndon VA 20170

Paradyme Management Inc. Small contracts@paradyme.us 9111 Edmonston Rd, Ste 400

Greenbelt MD 20770

Patriot L.L.C. Small diasite@patriotllc.net 9520 Berger Rd #212

Columbia MD 21046

Plus3 IT Systems, LLC (Plus3 IT)

Small siteiii@plus3it.com

12030 Sunrise Valley Drive Suite 110

Reston VA 20191

Probity Inc. Small ProbitySite3@trueprobity.com 754 Elden Street, Suite 201

Herndon VA 20170

Pueo Prescient Edge Small info@pueo-prescientedge.com 7926 Jones Branch Drive

McLean VA 22102

Quadrint, Inc. Small SITE-III@Quadrint.com 3190 Fairview Park Drive, Suite 360

Falls Church VA 22042

SITE III Vendor List (as of March 5, 2021)

Red Arch Solutions, Inc. Small SITEIII@redarchsolutions.com 10215 Wincopin Circle, Suite 200

Columbia MD 21044

RIVA Solutions, Inc. Small e-site@rivasolutionsinc.com 8000 Westpark Dr #450

McLean VA 22102

RTL Networks, Inc. Small RTL_Site_III@rtl-networks.com 711 Kimberly Avenue, Suite 145

Placentia CA 92870

Salience Technologies LLC Small federal@saliencetechllc.com 8260 Greensboro Drive, Suite 150

McLean VA 22102

Secure Innovations, LLC Small contracts@secure-innovations.net 10005 Old Columbia Rd, L-261

Columbia MD 21046

Seneca Telecommunications, LLC (d/b/a Seneca Solutions)

Small SITEIII@Seneca-Solutions.com 90 Ohi Yo Way Salamanca NY 14779

SHINE Systems, LLC Small Contracts@shinesystems.com One Morton Drive, Suite 201

Charlottesville

VA 22903

SHR Consulting Group, LLC Small SITEIII@shrgroupllc.com 5285 Shawnee Road Ste 200

Alexandria VA 22312

SNA International, LLC/Team SNA

Small SNASITEIII@sna-intl.com 500 Montgomery Street, Suite 500

Alexandria VA 22314

SOFTEK FEDITC, LLC (SOFITC)

Small DIASITEIII@softekintl.com

242 Old New Brunswick Rd, Ste 320

Piscataway NJ 8854

Spathe Systems LLC Small diasite3@spathesystems.com 5401 W. Kennedy Blvd, Suite 750

Tampa FL 33609

SITE III Vendor List (as of March 5, 2021)

Spiral Solutions & Technologies, Inc./Team Spiral

Small spiral_site_iii@ssandtech.com 2203 Harvell Plaza Drive

Bellevue NE 68005

Spry Methods Inc Small dia-siteiii@sprymethods.com 1420 Spring Hill Road, Suite 300

McLean VA 22102

Storage Strategies, Inc./SSI Small DIASITEIII@ssihq.net

2049 Old Centreville Rd, Unit 788

Manassas Park

VA 20111

SydanTech, LLC (Team SydanTech)

Small SITE3-Contract@sydantech.com 6701 Democracy Blvd. Suite 300

Bethesda MD 20817

Synertex LLC Small site3@synertex.com 37796 Elizabeth's Field Ln

Purcellville VA 20132

Systems Plus, Inc. / Team Systems Plus

Small SITEIII.PMO@sysplus.com 1 Research Court, Suite 360

Rockville MD 20850

TEAM IMTAS/Innovative Management & Technology Approaches, Inc. (IMTAS)

Small IMTAS-DIASITEIII@imtas.com 2100 Crystal Drive, Suite 750

Arlington VA 22202

Team LTG (LinTech Global, Inc.)

Small contracts@lintechglobal.com 34119W. 12 Mile Road, Suite 200

Farmington Hills

MI 48331

Technical and Management Resources, Inc. (TMR)

Small tmr-dia-site3@tmrhq2.com 10511 Braddock Road, Suite 1-B

Fairfax VA 22032

TekSynap Corporation Small SITEIII@TekSynap.com 1900 Oracle Way Suite 800

Reston VA 20190

TENICA and Associates LLC Small SITE3@TENICA-GS.com 4795 Meadow Wood Ln Ste 200W

Chantilly VA 20151

SITE III Vendor List (as of March 5, 2021)

Veteran’s First, LLC / Team Veteran’s First

Small SITEIII@veteransfirstjv.com 4616 Dixie Hill Road

Fairfax VA 22030

Vexterra Group Small SITE_III@vexterra.com

11710 Plaza America Drive, Suite 2000

Reston VA 20190

Volant Associates LLC Small Site@volantco.com 15049 Conference Center Dr. Ste 230

Chantilly VA 20151

Webworld Technologies, Inc dba WTI

Small Tkgonsalves@wti-solutions.com 4031 University Drive, Suite 100

Fairfax VA 22030

Yahya Technologies, LLC (DBA Y-Tech, LLC)

Small siteiii@ytechllc.com 10010 Junction Drive, Suite 201-S

Annapolis Junction

MD 20701