Oil & Gas Companies
AGIP Petroleum AMOCO Petroleum ARCO Suez Inc.
ARCO Yemen Inc. BP Exploration BHP Petroleum
British Gas E & P Baker Hughes Binzagr
Clyde Expro Plc Canadian Minerals Castrol ME Ltd.
Chevron Canadian Occidental Champion Arabia
Deutag Drilling Dowell Schlumberger Defence Energy Support
ENI Milan Exxon Mobil Exeter Drilling
Felix Mining Geoservices Muscat Geoservices Yemen
Grant Geophysical Gulfstream Resources Helmerich & Payne Drilling
HASCO Halliburton Worldwide Hunt Oil Company
Hyundai Jannah Hunt Komex International
KHD Humboldt Wedag LASMO Oil Aden Larsen & Toubro
Millpark Drilling MB Petroleum Oman M I Overseas
Nabors Drilling Nimir Petroleum National Petroleum Services
NESMA NIGAS (SABIC) OPC (Occidental)
Oiltools International Parker Drilling Petroleum Development Oman
PETROGISTIK Petro-Canada Qatar Petroleum
Qatar Petrochemical S. A. Kentz SNC-Lavalin
Saudi Multichem SAUDI ARAMCO SGB Al Dabal
Schlumberger Middle East Shell Exploration Sperry Sun Drilling
Solid State Geophysical SAIPEM Snamprogetti TOTAL Petroleum
Transglobe Energy Western Atlas International Western Geophysical
Worley Parsons WIPRO Arabia Weatherford Oilfield Services
Willbros Middle East Yemen Mayfair Petroleum Yemen Oil Co.
Yemen M.O.M.R. YEMEX Exploration Zamil Inspection
Governments
American British Canadian Dutch
Egyptian German Kuwait Oman
Peru Qatar U.A.E. Yemen