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Alliant Energy
Alliant Geo 1
Andover Controls
Anemometry Specialists
Backyard Abundance – Iowa City
Backwards to the Future – Fennville, MI
Beckwith Partners – Chicago, IL
Big River Resources Ethanol Plant – West Burlington, IA
BIOWA – Iowa City, IA
Center for Energy and Environmental Education – UNI
Century Farm Harvest Heat – Iowa City
Carleton College & University of Minnesota – Morris, MN
Chariton Valley Biomass Project
Chicago Climate Exchange – Chicago, IL
Chrysler Gem Car – Des Moines
Climate Crisis Coalition, Washington, D.C.
Clipper Wind – Carpinteria, CA
Country Flame Technologies
Dell Computers
Down to Earth Consulting – Dubuque, IA
EarthEcho International – Washington, D.C.
ECOVillage/Big Green Summer – Fairfield, IA
Environmental Reclamation and Recycling – Des Moines, IA
Flying F Biofuels – Tiffin, IA
GreenKrete Building Systems – Fairfield, IA
GreenMaker Building Supply – Chicago, IL
Green Plains Renewable Energy
Grow Wind –Consulting
Hawkeye Alternatives – Fairfax
Illinois Rural Electric Cooperative
Iowa Department of Natural Resources
Iowa Energy Alternatives
Iowa Energy Center
Iowa Farm Bureau – Des Moines
Iowa Foam Insulators – Soy Foam - Nevada
Iowa Heat Pump Association – Geothermal
Iowa Interfaith
Power and Light
Iowa Lakes Community College Wind Turbine Technology
Iowa Public Interest Research Group – Des Moines, IA
Iowa Renewable Energy/WEDG – Washington, IA
Iowa Renewable Fuels Association
Iowa State University Team Formula SAE
Iowa State University Team Prisum Solar
IRENEW
Iowa Soybean Association
Johnson County Greens
M.A. Mortenson Company (Wind) – Minneapolis, MN
Midwest Renewable Energy Association
MidAmerican Energy Wind and Renewables
Motor Sports Management – Congerville, IL
Muscatine Power and Water
Neumann Monson Architects
Iowans for Nussle
Northern GeoThermal
OPN Architects
Oxfam America – Washington, D.C.
PeakOil.com
Phigenics – Water Energy Consulting
Quaker Oats – Cedar Rapids, IA
Radish Magazine
Rebearth Products – Geothermal
Solar Hot Water and Heating – Farifield, IA
Shive-Hattery – Geothermal Ground Water Heat
Southwestern Windpower
Stanley Consultants – Muscatine, IA
The Wild Guitar - Green Finishes
University of Illinois – Plasma Battery Demonstration
Washington Economic Development Group
Waste Not Iowa – Cedar Rapids
Windustry – Minneapolis, MN
Women of Wind Energy
Zing Trikes – Princeton, IA
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