EICA Members |
| Membership Level Indicated by Color: Free, Basic, Standard, Premium |
| |
| Abbott Power Plant, Univ of Illinois |
| Alabama Power (Southern Company) |
| Allete (Minnesota Power) |
| Ameren |
| American Electric Power (AEP) |
| Aquila |
| Arizona Public Service (APS) |
| Army Corps of Engineers |
| Associated Electric Cooperative Inc. |
| Avista Utilities |
| BC Hydro |
| Bonneville Power Administration (BPA) |
| Bureau of Reclamation |
| Calpine |
| Capgemini Energy |
| CenterPoint Energy |
| Central Hudson Gas & Electric |
| Cinergy (Duke Energy) |
| CMS Energy |
| Consolidated Edison of NY |
| Constellation Energy |
| CPS Energy |
| Dairyland Power Cooperative |
| Delmarva Power (PHI Holdings) |
| Dominion |
| DQE |
| DTE Energy |
| Dynegy |
| E.ON U.S. |
| Energy Northwest |
| Entergy Corporation |
| Exelon Corporation |
| FirstEnergy Corporation |
| Florida Power & Light (FPL) |
| FortisAlberta |
| Georgia Power (Southern Company) |
| Genesis Power Ltd |
| Hawaiian Electric Company (HECO) |
| Hydro One |
| Idaho Power Company |
| Institute for Safety in Powerline Construction |
| Jacksonville Electric Authority (JEA) |
| Kansas City Power & Light (Great Plains Energy) |
| KeySpan (National Grid) |
| KC Board of Public Utilities |
| LADWP |
| Louisiana Energy Services (LES) |
| Madison Gas & Electric (MGE) |
| MidAmerican Energy |
| Mississippi Power (Southern Co.) |
| National Grid |
| Nebraska Public Power District |
| Nevada Power Company |
| NIPSCO |
| NiSource Inc. |
| Northeast Utilities |
| NSTAR |
| Nuclear Management Co. |
| Oklahoma Association of Electric Cooperatives |
| Oklahoma Gas & Electric (OGE) |
| Ontario Power Generation (OPG) |
| Orange & Rockland Utilities |
| Orlando Utilities Commission (OUC) |
| Otter Tail Power Company |
| PacifiCorp |
| PepcoHoldings Inc. (PHI) |
| PG&E |
| Portland General Electric (PGE) |
| PPL |
| Progress Energy |
| PSEG |
| Quanta Services |
| Questar Gas |
| Reliant Energy |
| Salt River Project |
| Sacramento Municipal Utility District (SMUD) |
| SCG&E (SCANA) |
| Seattle City Light |
| Sempra Energy |
| Sierra Pacific Power Company |
| Southern California Edison |
| Southern Company |
| Tampa Electric Company (TECO) |
| Tennessee Valley Authority (TVA) |
| Tucker Energy |
| Tucson Electric Power (Unisourse Energy) |
| TXU Energy |
| TVPPA |
| Urenco |
| Utah Power |
| Vectren |
| Westar Energy |
| Wyeth |
| Xcel Energy |
| |
