Program Administrators

Alabama Power
Alliant Energy
Ameren Illinois
Atmos Energy Corporation 
Austin Energy
Avista
Baltimore Gas and
  Electric Company

BC Hydro
Berkshire Gas
Bonneville Power Administration
Cape Light Compact
Columbia Gas of Massachusetts
Columbia Gas of Ohio
Commonwealth Edison Company
Connecticut Natural Gas
Consolidated Edison Company
Consumers Energy
DC Sustainable Energy Utility   (DCSEU)
Dominion Energy—Utah
DTE Energy
Duke Energy
Efficiency Maine
Efficiency Vermont
Énergir
Energy Trust of Oregon
Eugene Water & Electric Board
Eversource
Focus on Energy—Wisconsin
FortisBC
Georgia Power
Gulf Power
Hawaiʻi Energy
Hydro One
Hydro-Québec
Idaho Power
Los Angeles Department of
   Water & Power
Massachusetts Department of
   Energy Resources
MidAmerican Energy Company
Mississippi Power Montana-Dakota Utilities Co.

National Grid
Natural Resources Canada
NB Power
Nebraska Public Power District
New Jersey Natural Gas
New Mexico Gas Company
New York State Energy Research
     and Development Authority
Nicor Gas
Northern California Power
  Agency

Oncor
Pacific Gas and Electric
  Company

PECO
Peoples Gas
Pepco
PNM
PSEG Long Island
Puget Sound Energy 
Sacramento Municipal Utility
  District

Salt River Project
San Diego Gas & Electric Company
SaskPower
Seattle City Light
Snohomish County PUD 
South Jersey Gas
Southern California Edison
SoCalGas
Southern Company
Southern Connecticut Gas
Southern Minnesota Municipal
  PowerAgency
Southwest Gas
Tacoma Power
Tampa Electric
Tennessee Valley Authority
Union Gas
United Illuminating Company 
Unitil
Vermont Department of
  Public Service

Vermont Gas
Xcel Energy


Efficiency Organizations and National Labs

American Council for an Energy-Efficient Economy
California Energy Commission
California Institute for Energy and Environment
Fraunhofer Center for Sustainable Energy Systems CSE
Lawrence Berkeley National Laboratory
Massachusetts Department of Energy Resources
National Renewable Energy Laboratory
Natural Resources Defense Council
Northeast Energy Efficiency Partnerships
Northwest Energy Efficiency Alliance
Oak Ridge National Laboratory
Pacific Northwest National Laboratory
Southwest Energy Efficiency Project