Allegheny Power Co.
American Electric Power
Arizona Public Service
ATCO Gas and Pipelines LTD.
Avista Utilities
B.E.L.C.O. Bermuda
Baltimore Gas & Electric
Bangor Hydro Electric Co.
BC Hydro
Entergy Corp.
EPCOR Utilities Inc.
Florida Power & Light
Georgia Power
GPU Energy
Great Lakes Power, Ltd.
Green Mountain Power
Gulf Power Company
Hawaiian Electric Co.
Hydro One
Public Service Co of Colorado
Public Service Co. of New Mexico
Public Service of Oklahoma
Puerto Rico Electric Power Authority
Puget Sound Power & Light Co.
Reliant Energy - HL&P
Rochester Gas & Electric
Sacramento Municipal Utility District
Salt River Project
Union Electric Company
United Illuminating
Utilities Kingston
Washington Gas
Winnipeg Hydro
Wisconsin Electric Power Company

Utility Benchmarking Clients

Brampton Hydro Electric Commission
Brooklyn Union Gas Company
Canadian Western Natural Gas Co.
Central Hudson Gas & Electric
Central Illinois Public Service Co.
Central Vermont Public Service Corp.
Chesapeake Utilities Corp.
Chugach Electric
Cinergy Corp.
City of Colorado Springs
CLECO Corporation
Commonwealth Edison Co.
Commonwealth Electric
Connecticut Natural Gas Corp.
Consumers Energy
Detroit Edison
Duquesne Light Company
El Paso Electric Co.
Enmax Power Corp.
Hydro Ottawa
Illinois Power Company
Indiana-Michigan Power
Indianapolis Power & Light Co.
Jamaica Public Service Company
Long Island Lighting Company
Los Angeles Dept. of Water & Power
Louisville Gas & Electric Co
Lower Colorado River Authority
Manitoba Hydro
Memphis Light, Gas & Water
N.J. Natural Gas Company
N.Y. State Electric and Gas
National Fuel Gas
New Brunswick Power
New York State Electric & Gas Corp.
Newfoundland Power
Nfld & Labrador Hydro
Niagara Mohawk
Northern Indiana Public Service Northwestern Utilities Ltd
Nova Scotia Power
OG&E Electric Services
Omaha Public Power District
PECO Energy
Peoples Gas Light & Coke
Philadelphia Gas Works
Potomac Electric Power Co.
Sierra Pacific
South Jersey Gas
Southern California Edison Co.
Southern California Gas
Southern Connecticut Gas Co.
Southwestern Electric Power Co.
St. John Energy
St. Joseph Light & Power Co.
Tampa Electric Co.
Toronto Hydro

Chatham Consulting, Inc.
9 Southward Court
Chatham, NJ 07928

Tel: 973-966-9262
Fax: 973-822-1467