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This section will be regularly updated with targeted analyses of specific issues related to efficiency, pricing and demand response. Find out about upcoming events and the latest news from IEE. Access reports on energy efficiency and efficient pricing from IEE, the Edison Electric Institute and our partner organizations. IEE will continue to collect benchmarking data and provide alternative business model templates to its members and partners. As a member of IEE's e-mail list, you will receive targeted energy efficiency news including announcements of new resources and events.

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Membership

Search IEE members alphabetically and by parent or holding company name.

| A | B | C | D | E | F | G | H | I | J | K | L | M |
| N | O | P | Q | R | S | T | U | V | W | X | Y | Z |

 

AES Corporation

Indianapolis Power & Light Company

Alaska Electric Light and Power Company

Alliant Energy Corporation

Interstate Power and Light Company

Wisconsin Power and Light Company

Ameren Corporation

AmerenCILCO

AmerenCIPS

AmerenIP

AmerenUE

American Electric Power, Inc.

AEP Ohio

AEP Texas

Appalachian Power

Indiana Michigan Power

Kentucky Power

Public Service Company of Oklahoma

Southwestern Electric Power Company

American Transmission Company LLC

Aquila, Inc. (see Black Hills Corporation)

Avista Corporation

Avista Utilities

Black Hills Corporation

Black Hills Energy

Black Hills Power

Cheyenne Light, Fuel & Power Company

Cap Rock Energy Corporation

CenterPoint Energy, Inc.

Central Vermont Public Service Corporation

CH Energy Group, Inc.

Central Hudson Gas & Electric Corporation

Cleco Corporation

Cleco Power LLC

Consolidated Edison, Inc.

Consolidated Edison Company of New York, Inc.

Orange and Rockland Utilities, Inc.

Pike County Light & Power Company

Rockland Electric Company

Constellation Energy Group, Inc.

Baltimore Gas and Electric Company

Dominion

DPL Inc.

The Dayton Power and Light Company

DTE Energy Company

The Detroit Edison Company

Duke Energy Corporation

E.ON U.S.

Kentucky Utilities Company

Louisville Gas and Electric Company

EDF Inc.

Edison International

Southern California Edison Company

Electric Energy, Inc.

Emera

Bangor Hydro Electric Company

Empire District Electric Company, The

Energy Future Holdings

Luminant

Oncor Electric Delivery

TXU Energy

Entergy Corporation

Entergy Arkansas, Inc.

Entergy Louisiana, Inc.

Entergy Mississippi, Inc.

Entergy New Orleans, Inc.

Entergy Texas, Inc.

Exelon Corporation

Commonwealth Edison Company

PECO Energy

FirstEnergy Corp.

Jersey Central Power & Light Company

Ohio Operations:

The Cleveland Electric Illuminating Company

Ohio Edison Company

The Toledo Edison Company

Pennsylvania Operations:

Metropolitan Edison Company

Pennsylvania Electric Company

Pennsylvania Power Company

Great Plains Energy, Inc.

Kansas City Power & Light Company

Green Mountain Power Corporation

Hawaiian Electric Industries, Inc.

Hawaiian Electric Company, Inc.

Hawaii Electric Light Company, Inc.

Maui Electric Company, Ltd.

IDACORP, Inc.

Idaho Power Company

Integrys Energy Group

   Upper Peninsula Power Company

   Wisconsin Public Service Corporation

ITC Holdings Corp.

ITC Transmission

MDU Resources Group, Inc.

Montana-Dakota Utilities Co.

MidAmerican Energy Holdings Company

MidAmerican Energy Company

PacifiCorp

Pacific Power

Rocky Mountain Power

Mt. Carmel Public Utility Company

National Grid 

NextEra Energy , Inc.

Florida Power & Light Company

NiSource Inc.

Northern Indiana Public Service Co (NIPSCO)

Northeast Utilities

The Connecticut Light and Power Company

Public Service Company of New Hampshire

Western Massachusetts Electric Company\

NorthWestern Energy

NV Energy, Inc. (formerly Nevada Power Company and Sierra Pacific Power Company)

OGE Energy Corporation

OG&E Electric Services

Ohio Valley Electric Corporation

Otter Tail Corporation

Otter Tail Power Company

Pepco Holdings, Inc.

Atlantic City Electric

Delmarva Power

Pepco

PG&E Corporation

Pacific Gas & Electric Company

Pinnacle West Capital Corporation

Arizona Public Service Company

PNM Resources, Inc.

PNM 

Texas-New Mexico Power Company

Portland General Electric

Progress Energy, Inc.

Progress Energy Carolinas, Inc.

Progress Energy Florida, Inc. 

Puget Energy, Inc.

Puget Sound Energy

Sierra Pacific Resources (see NV Energy, Inc.)

Southern Company

Alabama Power Company

Georgia Power Company

Gulf Power Company

Mississippi Power Company

Southwest Generation

TECO Energy, Inc.

Tampa Electric Company

UIL Holdings Corporation

The United Illuminating Company

UniSource Energy Corporation

Tucson Electric Power Company

UniSource Energy Services

Vectren Corporation

Vectren Energy Delivery-South 

Vermont Electric Power Company, Inc.

Westar Energy Inc.

Wisconsin Energy Corporation

Edison Sault Electric Company

We Energies

Xcel Energy Inc.