AES - Beaver Valley Inc.
AES-Thames
Alabama Power Company
Alaska Tanker Company
Ameren
Alexandria Power Association
Aptech Engineering Services, Inc.Arizona Public Service Co.Arkansas Power & Light
Asea Brown Boveri-Baden
Atlantic City Electric
Atlantic Group
Balco, Inc.
Baltimore Gas and Electric
Basin ElectricBechtel Corporation
Boston Edison Company
Bosque Power
BP Chemical
Building Technology Engineers
Carolina Power & Light
Centerior Energy
Central Illinois Public Service Co.
Cincinnati Gas & ElectricCleveland Electric IlluminatingCodman Company
Cincinnati Gas & Electric
Cleveland Electric Illuminating
Codman Company
Commonwealth Edison
Conectiv
Consolidated Edison Co. of NY
Consumers Power Company
Covanta HRR
Cygna Energy Services
Dayton Power and Light
Delmarva Power
Detroit Edison Company
Duke Power Company
Duquesne Light Company
Ebasco Services Inc.
Ebensburg Power Corp.
Ecolaire
Electric Power Research Institute
Empire State Electric Energy
Endesa Generacion
Entergy Operations
Exelon Generating
Finch Pruyn
First Energy Corp,
Florida Power Corp.
Florida Power & Light
Fluor Pioneer
Foster Wheeler
General Electric
Georgia Power Corp.
Gilbert/Commonwealth
Graham Corp.
Gulf State Utilities
Hawaiian Electric Co.
General Electric
Georgia Power Corp.
Gilbert/Commonwealth
Graham Corp.
Gulf State Utilities
Hawaiian Electric Co.
Hawaiian Electric Light Company
Hayes Mechanical
Hennigan Engineering
Honolulu Resource Recovery Vent.
Houston Power & Light
Illinois Power
Indianapolis Power & Light Company Intermountain Power Serv Co.
Iowa Power
Itabo (Santo Domingo)
Jacksonville Electric Authority
J.A. Cahill
Kansas City Power & Light Co.
Los Angeles Dept. of Wtr & Power
Maine Yankee
Manitoba Hydro.
Marine Biocontrol
Massachusetts Inst. of Technology
Metcalf & Eddy, Inc.
Minnesota Power Corp.
Mirant Delta, LLC
Mississippi Power
Missouri Public Serv.
Nevada Power
New Brunswick Power Company
New England Electric Power Co.
New Hampshire Yankee
New York Power Authority
New York State Electric & Gas
Newfoundland & Labrador
Hydro.Niagara
Mohawk Power Co.
Northeast Utilities Services Corp.
Northern Indiana Public Serv. Co.
Nova Scotia Power
Ocean State Power
Ohio Edison
Oklahoma Gas & Electric
Ontario Power Generation
Orion Power Midwest
Pacific Gas & Electric Co.
Pacific Power & Light
PacifiCorp
Palmer Services
sons Engineering & ChemicalsPennsylvania Electric Co.Pennsylvania Power & Light
Philadelphia E0ectric Company
Portland General
Electric Company
Potomac Electric
Power Public Service Co. of Colorado
Public Service Co. of Indiana
Public Serv.Co. of New Hampshire
R.M. Bradley Co.
RRI Energy
Russell Technologies,
San Diego Gas & Electric
Santee Cooper
Sargent & Lundy
Saskatchewan Power
Sithe New England
South Texas Project
South Western Eng. .
Southern Energy
California Southern California Edison
Southern Company Services
Springfield Resource Recovery, Inc.
State Street Bank
Tampa Electric Co.
Tennessee Valley Authority
Texas Utilities Gen.
Toledo Edison Co.
Tri-State Generation & Transmission
United Illuminating
Utah Power & Light
Vermont Yankee
Virginia Power
Wisconsin Electric
Wisconsin Public Service
Xcel Energy
Yankee Atomic Electric Co.
