Dickinson, ND

Steffes Corporation Oilfield products, Off-peak Heating Systems

& Metal Fabrication supplier

40 Years in Business

125,000 Square Feet of Manufacturing Space

185 Employees

2011 Estimated Sales = $45 Million (70% growth)

Primary Sales Territory - North America

UL Approved Manufacturing Facility

Steffes CorporationProducts

Oilfield ProductsTreater-separates oil, water, and gas.

400 Barrel Oil and Water Tanks

Cattle Guard

Berm Walk-Over

Berm

Walkway and Stairway

Treaters-Separate oil, water, and gas. Currently building 4 per month which is over $2,000,000 in sales per year.

Treater House

Inside the Treater House

Combustor. The combustor is a device that burns gases being vented from oil tanks. These emissions are starting to be regulated by the Department of Health.

Prototype #1. 24” diameter

Flaring Treater and Tank Gas

We are working with our customers to help them stay below EPA Volatile Organic Compound (VOC) levels by developing combustors and engineered flares.

Example of a poor flare. Notice the smoke.

Skid Steer Loader Attachments

Rear Stabilizer

Skid SteerStump Grinder

Ripper

Water KitWalk behind

Stump Grinder

Pallet Fork Frame

Skid Steer Loader Frame, Boom, & Tailgate

Brush Guards & Skid Plate

Cab Panels

Utility Truck Basket Brackets

Metal Furniture Components

Replacement Snowmobile Skis

Commercial & IndustrialResidential

ETS Heating Equipment and Controls

Load Management Controls

Think of a 105 gal. Water Heater as a 26kWh Battery(nominal 2-day supply of hot water)

Water HeatingSpace Heating

13kWh to 960kWh storage 1.3kW to 160kW input

GETS is a “Thermal Battery”

Grid-Interactive ETS (GETS)

Low-cost, Electric Thermal StorageBrings a new dimension of conservation and efficiency to the grid

Lowers consumers electric ratesIncreases utility marginsReduces carbonImproves power system efficiency

Grid-Interactive ETSGrid-Interactive ETS (GETS)

ETS Space and water heaters are grid interactive solutions

Manage with

Grid-Interactive Control

Variable Price

Variable Renewables

Variable Demand

Variable Generation

Variable Demand

Variable Price

The needs of the Smart Grid today include the

balancing of…

Grid-Interactive ETS (GETS)

Variability of Renewables

Solar (6-days output)

Wind (30-days output)

Variability of Electric Load

Variable Real Time Price

Keeping the Grid in balance (60HZ) requires constant up and down regulation. Fast acting resources, such as GETS, provide significant ancillary value.

Regulation/Ancillary Value

Thank You!

Questions?