Public Power/Coop/Hydro Associations:

Municipal Electric Power Association of Virginia

American Public Power Association

Transmission Access Policy Study Group (TAPS)

National Rural Electric Cooperative Association

National Hydropower Association

Regional Public Power Associations:

Northeast Public Power Association (NEPPA)

Northwest Public Power Association (NWPPA)

Tennessee Valley Public Power Association

Other Joint Action Agencies:

Alabama Municipal Electric Authority (AMEA)

American Municipal Power (AMP)

Illinois Municipal Electric Agency (IMEA)

Indiana Municipal Power Agency (IMPA)

Michigan Public Power Agency (MPPA)

North Carolina Municipal and Eastern Municipal Power Agencies (ElectriCities)

Piedmont Municipal Power Agency (PMPA–South Carolina)

Wisconsin Public Power, Inc.(WPPI)

Power/Transmission Suppliers:

American Electric Power Corp.

Dominion Power

PJM Interconnection, LLC

Southeastern Power Administration