Guthrie Center - Guthrie Center, Iowa

CB Solar Inc. - Des Moines, Iowa

Energyficient Lighting Systems, Inc. - Burlington, Iowa

MidAmerican Energy - Walter Scott, Jr.Energy Center CHANNEL 39 - Council Bluffs, Iowa

Eagle Point Solar - Dubuque, Iowa

Story Construction - Ames, Iowa

Earthgrazers - Henderson, IA

Ecologix Global - Ankeny, Iowa

Green Plains Shenandoah LLC - Shenandoah, Iowa

Ecovole Solar - Johnston, Iowa