American Council for Renewable Energy
Air and Waste Management Association
Alliance For Chemical Awareness
Alliance for Environmental Innovation
Alliance for Sustainable Built Environments
Alliance to Save Energy
American Bioenergy Association
American Solar Energy Society
American Wind Energy Association
Business Council for Sustainable Energy
Center for Clean Air Policy
Center for International Environmental Law
Center for Sustainable Production
Ceres
The Consortium on Green Design and Manufacturing (CGDM)
Environmental Protection Agency
Energy Star
MAPI Environmental Management Council
National Recycling Coalition
National Center for Manufacturing Sciences
Steel Recycling Institute
Supply Chain Working Group
U.S. Fuel Cell Council
U.S. Green Building Council