Arizona Public Service
Avista Utilities
Bonneville Power Administration
Energy Trust of Oregon
Full Sail Brewing
Idaho Power Company
Industrial Efficiency Alliance
Lawrence Berkeley National Laboratory
Midwest Energy Efficiency Alliance
NorthWestern Energy
Northwest Energy Efficiency Alliance
Northeast Energy Efficiency Partnership
Sierra Pacific and Nevada Power Companies
Natural Resources Canada
Natural Resources Defense Council
New York State Energy Research and Development Authority
PacifiCorp (Rocky Mountain Power and Pacific Power)
Pacific Gas and Electric
Puget Sound Energy
Optimal Technologies
UniSource Energy
San Diego Gas and Electric
Seattle City Light
Southern California Edison
Tacoma Power Company
Yellowstone Park Foundation