AMEC
American Electric Power Company
ARAMCO
ARCO
Atlantic Electric Company
Baltimore Gas and Electric Company
Bankers Trust Company
Becon Construction Company
Birlik Enerji
BOC Gases
Bord Na Mona
Buffalo Forge Corporation
Calpine
Cambridge Electric Light Company
Carolina Power and Light Company
Catalyst Energy Development Corporation
Charter Oak Energy Inc.
Chrysler Corporation
Citizens Utilities
City of Austin, Texas
City of Fairbanks, Alaska
City Utilities, Springfield, Missouri
CMS Generation Company
Comfitrade
Commonwealth Edison Company
Community Energy Alternative, Inc.
Connectiv
Consumers Power Company
Curtiss-Wright Corporation
Day and Zimmermann, Inc.
Delmarva Power & Light Company
Delta Power Company
Detroit Edison Company
Dow Chemical Company, USA
Duke Power Company
E.ON Benelux Generation n.v.
Ecopetrol
Ecuadorian Institute of Electrification
EDF
Electric Power Research Institute
Endesa
Energy Factors
Exelon
Farr Company
Flagg Energy Development Corporation
Florida Power & Light Company
Florida Power Corporation
Ford Motor Company
Garden State Power Company
Gas Energy, Inc.
General Electric Corporation
Georgia Power Company
Greenwich Turbine Inc.
H.B. Zachry Company
Hartford Steam Company
IBM Corporation
IHI
Jacobs Engineering Company

Jersey Central Power & Light Company
John Brown Engineering, Limited
KIAC
KOC Holdings
Long Island Lighting Company
Massachusetts Institute of Technology
MCI Power Group
Ministry of Economic Development
Ministry of Iraq
Morgan Stanley, Dean Witter
Nebraska Public Power District
North Carolina Electric Membership Corporation
Northeast Utilities
O'Brien Energy Systems
Occidental Petroleum Company
Ohio Edison Company
Oildale Energy
Old Dominion Electric Cooperative
Pacific Gas and Electric Company
PDVSA
Philadelphia Electric Company
Portland General Electric Company
Potomac Electric Power Company
PPG Industries
Procter & Gamble Company
Progress Energy Corporation
Public Service Company of Indiana
Public Service Company of New Hampshire
Public Service Electric and Gas Company
Sacramento Municipal Utilities District
San Diego Gas and Electric Company
Seacoast, Inc.
Seminole Electric Cooperative, Inc.
Signal Energy Systems
Simpson Paper Company
Sonelgaz
Sound Construction and Engineering Company
Southern California Edison Company
Starwood-Midway
State University of New York at Stony Brook
Stewart & Stevenson Services, Inc.
STI Sulzer Turbosystems
Sunmaid Growers of California
Sunsweet Growers of California
TECO Power Services Corporation
Transcontinental Gas Pipe Line Corporation
Tropicana
Turbodyne Corporation
Turlock Irrigation District
U.S. Trade and Development Agency
United Leasing Corporation
United Technologies Corporation
University of Florida
Walt Disney World
Wisconsin Power and Light Company
Wisconsin Public Service Company
Worthington Pump Corporation
Zorlu Enerji