Abbott Laboratories
ABB Lummus
Abitibi-Consolidated
AEC East
ADNOC
Agip
AGRA Simons
Agrium
AIOC
AIR Liquide
Air Products
AKZO Nobel
Alcan
Alcoa
Allegheny Industries
Alyeska
Amerada Hess
Amoseas
Anadarko
Army Corps of Engineers
AstraZeneca
Atlantic LNG
ATOFINA
Australian Magnesium Corp.
Australian Paper
Aventis
BASF
Basell
Bayer
Bechtel
BE&K
BHPBilliton
Bluewater
Borealis
British Borneo
British Gas
British Nuclear Fuels
BP
Bristol-Myers Squibb
Caltex
Cargill Inc.
Cargill Dow Polymers
ChevronTexaco
China Three Gorges Project
Development Corp.
Chiyoda
CITGO
Clark Refining & Marketing
CNRL
Condea Vista
Colonial Pipeline Company
Cominco
ConocoPhillips
CRI
CSR Timber Products
CYTEC
Degussa-Hüls
Department of Defense (US)
Dofasco
Dow Chemical Company
DSM
DuPont
DuPont Dow Elastomers
Eastman Chemical Co.
Edison Company
Eichleay Engineering
Eli Lilly & Co.
Encana
Entergy
Enterprise Oil Ltd.
ExxonMobil
Falconbridge
Flint Hills
Fluor Daniel
Florida Power & Light
FMC Corporation
Foster Wheeler
Gaz De France
General Electric
GlaxoWellcome
Hoffman-La Roche

Honeywell
Husky Oil
ICI
IMC Global
Incitec
Inland Paperboard & Packaging
International Paper
Iscor
Jacobs
JGC
Kellogg Brown & Root
Kerr McGee
Kimberly Clark
Kodak
Kvaerner
Lasmo
LTV Steel
Lundin Malaysia
Lyondell Citgo
Lyondell Equistar
Malaysian Refining Co.
Marathon Ashland
Marathon Oil
Mead
Merck & Company, Inc.
Merial
Milliken
Morton International
Motiva
NAOC
Nederlandse Aardoilie Mj.
Noranda
Norsk Hydro
North Star Steel
Nova Chemicals
Nycomed Amersham
Orica
Owens Corning
PEMEX
Petrobras
PDVSA
Pharmacia
Pillsbury
Pioneer
Portland Pipeline
Potlatch
Procter & Gamble Co.
Qatar Petroleum Co.
Quimica Fluor
Repsol YPF
Rhodia
Rohm & Haas
Royal Dutch Shell Group
SAMAG
SAPPI
Sasol
Saudi Aramco
SECCO
Shell Canada
Solutia
Solvay
Southern Natural Gas
Statoil
Stepan
Stone & Webster
Suncor Energy
Sunoco
Syncrude
Tengiz Chevroil
Tesoro Northwest Co.
TotalFinaElf
Toyo
Union Carbide Corp.
Unocal
US Gypsum
US Steel
Valero
Wellman
Weyerhaeuser
Woodside