This is not a complete list of renewable energy projects done by Colorado businesses.  If you're aware of businesses that have done solar, wind, or geothermal projects that should be on the list but aren't, please let me know at signit2@hotmail.com.  Also, please let me know if you encounter a broken link.

Arvada

Aspen

Aurora

Boulder

Brighton

Buena Vista

Canon City

Centennial

Center

Colorado Springs

Dacono

Del Norte

Denver

Dillon

Drake

Durango

Englewood

Evergreen

Fort Collins

Gateway

Glenwood Springs

Golden

Greeley

Greenwood Village

Hesperus

Highlands Ranch

Idaho Falls

Idaho Springs

Lafayette

Lakewood

Leadville

Littleton

Longmont

Louisville

Mancos

Nederland

Ouray

Palisade

Parshall

Pueblo

Ridgway

Steamboat Springs

Tabernash

Thornton

Vail

Walden

Westminster

Winter Park