Abalkhail Consulting Engineers
ABB Lummus Global
ABB Lummus Heat Transfer Systems
Alberta Energy Co.
Amec Engineering
Amoco
Anglo American Corp.
Aramco Overseas Company
Arthur Guinness Son & Co.
Ballast Nedam Groep
BHP Billiton
BHP Petroleum
Bluewater Engineering
British Gas Corporation
British Oxygen Company
British Petroleum Co.
British Pipeline Agency
British Steel Corporation
Brown & Root
Camp Dresser and McKee
Canadian Transport Commission
Central Trust of China
Chesterfield Cylinders
Chevron Oil
Chiyoda
Chicago Bridge & Iron Co.
Chinquetti
Cities Services
City of Los Angeles
Cleveland Bridge & Eng.
Clough Engineering
Coflexip Stena Offshore
Coflexip Stena Kenny
Colt Engineering
Comalco Aluminium
Conoco
Costain Engineering
Courtaulds
Daewoo
Department of the Environment
(Property Services Agency)
Department of the Environment (U.K.)
Department of Transport
Dow Chemicals
Dupont
Eglo Engineering
ENPPI
ETPM
Exxon
Esso Australia
Esso Norway
EPMI
Fluor Daniel
Ford Motor Co.
Foster Wheeler
Gasunie Engineering
GEC Alsthom
GEC Alsthom Signalling
De Groot Intergroup
Gulf of Suez Petroleum Company
HCG
Heerema
Heinz
Howard Humphreys & Partners
Hyundai Engineering & Construction
Imodco
International Procurement Service
Irving Oil Co.
JGC Corporation Europe
JGC Japan
JCI Limited
Kala
Kaiser Engineers
Kellogg MW
Kinetics Technology International
Kobe Steel
Kuwait National Petroleum Company
Marathon Oil
Mass Transit Railway Corporation
Mattesons Walls
McDermott International
Ministry of the Environment, Singapore
Minproc Engineers
Mobil Oil
MODEC
Mott, Hay & Anderson
Nederlandse Aardolie Maatschappij
NEM
Nigerian National Petroleum Corporation
Northern Natural Gas Co.
Nova Gas Transmission
Occidental International Exploration & Production Co
Petroleous Mexicanos
PDVSA
Premier Petroleum
Prencon
Randall O'Connor Clough
Redpath Offshore
Renaissance Energy
Robe River Mining Co.
Santos
Shell Export Material Services
Shell International Deepwater Services
Shell Solar Energy
Snamprogetti
Sonat
Standard Oil Corp. of California
State Energy Commission of Western Australia
Stone & Webster Engineering
Stork Engineers & Contractors B.V.
Stork Wartsila Diesel
Technip Geoproduction
Technicas Reunidas
Texaco
Toshiba
Toyo Engineering
TransCanada Pipelines
Transfield ICAL
Union Gas
Unocal
WA Oil
Westfarmers/Kleenheat Gas
Woodside Offshore Petroleum
Woodside Enfields
Wood-Stork Group
Worley Parsons