+ Clients - Corporations

Ameren
AT&T
Apple Computer
Appleton Paper
AvanGrid
Arizona Public Service
BC Hydro
Becton Dickinson
BellSouth
Campbell Soup
CertainTeed
Champion International
CIBA
Citicorp
Comcast
Comverge
Consumers Energy
Dow Jones
DNV-GL
Dun & Bradstreet
Duquesne Light
E.I. duPont de Nemours
Eastman Chemicals
Eastman Kodak
ENMAX
Equitable
Eskom
Exelon
FPL Group
General Motors
Goldman Sachs
GTE
Heitman Financial
IBJ Schroder Bank & Trust
IBM
Indianapolis Power & Light
Invensys
Itron
Kansas City Power & Light
Kennedy Wilson International
Kraft Foods
McKesson
Merck
Motorola
NEC USA
A.C. Nielsen
NTT
North American Philips
Northern States Power
NV Energy
Pacific Gas & Electric
Philip Morris
Portland General Corporation
Princeton Packaging
Public Service Enterprise Group
Puget Sound Energy
San Diego Gas & Electric
SBC Communications
Schlumberger
Sensus
Showa Denko
Siemens
Southern California Edison
Tandem Computers
Texas Instruments
3M
Tucson Electric Power
Union Gas
United Illuminating
U.S. Industries
U S WEST
Verizon
State of Wisconsin
Wisconsin Electric
Woolworth
Xcel Energy