Sectors: Technology & Telecommunications » Industries: Utilities » Sub Industries: Electric Utilities » Companies

• Active Power, Inc.
• AES Corp.
• Allegheny Energy, Inc.
• Alliance Recovery Corp.
• AMEN Properties, Inc.
• American Electric Power Company, Inc.
• Beacon Power Corporation
• Black Hills Corporation
• Central Vermont Public Service
• Cleco Power LLC
• Companhia Paranaense de Energia (COPEL)
• Constellation Energy Group, Inc.
• Dominion Resources, Inc.
• DTE Energy Company
• Duke Energy Corporation
• Dynegy Inc.
• E.ON AG
• Ecotality, Inc.
• Edison International
• El Paso Electric Company
• Empire District Electric Company (The)
• Entergy Corporation
• Environmental Power Corporation
• Evergreen Energy, Inc.
• First National Power Corp.
• FirstEnergy Corporation
• FPL Group, Inc.
• Great Plains Energy Inc.
• Hawaiian Electric Industries, Inc.
• IdaCorp, Inc.
• ITC Holdings Corp.
• Maine & Maritimes Corporation
• Mass Megawatts Wind Power Inc.
• Microfield Group Inc.
• MMC Energy, Inc.
• Nathaniel Energy Corp.
• NRG Energy, Inc.
• NSTAR
• OGE Energy Corporation
• Ormat Technologies, Inc.
• Otter Tail Corporation
• Pinnacle West Capital Corporation
• Portland General Electric Co.
• Potomac Electric Power Company
• PPL Corporation
• Progress Energy Inc.
• Puget Sound Energy
• Reliant Resources, Inc.
• Renewable Energy Resources, In
• Southern Company (The)
• TECO Energy, Inc.
• TransAlta Corporation
• TXU Corporation
• U.S. Energy Systems, Inc.
• UIL Holdings Corporation
• UniSource Energy Corporation
• Xcel Energy Inc.