Commercial Electricity

Connecticut
Connecticut Light & Power (CL&P)
United Illuminating Company (UI)

Delaware
Delmarva Power

District of Columbia
Potomac Electric Company (Pepco-DC)

Illinois
Commonwealth Edison (ComEd)
Ameren

Maine
Bangor Hydro
Central Maine Power
Maine Public Service

Maryland
Allegheny Power
Baltimore Gas & Electric (BG&E)
Conectiv Power Delivery (Delmarva)
Potomac Electric Power (Pepco-MD)

Massachusetts
Boston Edison (BECO) NSTAR
Cambridge Electric Company (CAMB) NSTAR
Commonwealth Electric Company (COM) NSTAR
Fitchburg Gas & Electric (Unitil)
Massachusetts Electric Company (NEMA) (SEMA) (WCMA)
National Grid (MECO)
Western Massachusetts Electric (WMECO)

New Hampshire
National Grid
Public Service of New Hampshire (PSNH)
Unitil (UNI)

New Jersey
Conectiv Power Delivery (ACE)
Jersey Central Power & Light (JCP&L)
Public Service Electric & Gas Company (PSE&G)
Rockland Electric Company (RECO)

New York
Central Hudson Gas & Electric
Consolidated Edison (ConEd)
National Grid
New York State Electric & Gas (NYSEG)
Orange & Rockland
Rochester Gas & Electric (RGE)

Ohio
Cincinnati Gas & Electric
Duke Energy
First Energy
Ohio Edison (First Energy)
Ohio Power (AEP)
Toledo Edison (First Energy)

Pennsylvania
Allegheny Power/West Penn Power
Duquesne Light & Power (DPL)
MetEd/First Energy
Penelec/First Energy
Pennsylvania Power (Penn Power)
Pennsylvania Power & Light (PPL)
Philadelphia Electric Company (PECO)
UGI

Rhode Island
National Grid

Texas
American Electric Power (AEP)
CenterPoint Energy
Oncor
Shryland Power (TNMP)
Texas New Mexico Power (TNMP)
TXU-SESCO