Alliance for Sustainable Colorado

American Institute of Architects – Denver

Audubon Colorado

Canyon Area Residents for the Environment

Center for Native Ecosystems

Citizens Involved in the NW Quadrant

Clear Creek I-70 Task Force

Colorado Rail Passenger Association

Colorado Renewable Energy Society

Colorado Environmental Coalition

Colorado Mobility Coalition

Colorado Trout Unlimited

Colorado Wild

Environmental Defense

Environment Colorado

League of Women Voters - Colorado

Livable Communities Support Center

New Century Transportation Foundation

PLAN JeffCo

Sierra Club - Rocky Mtn Chapter

Sierra Club-Blue River Group

Sierra Club-Indian Peaks Group

Sierra Club-Roaring Fork Group

The Evergreen Naturalists Audubon Society

The Sopris Foundation

Transit West