Arabian Oil & Gasfield Services L.L.C
Equipment Supplies
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ABB Lumus
Bechtel, France
British Petroleum
Chiyoda Foster Wheeler
Daleel Petroleum
ELF
Fluor Daniel
FMC
Ministry of: Health, Electricity, Defence, Regional Municipalities &  Environment, Laboratories.
Japex Oman
Lurgi Gesellschaften
MB Petroleum
McDermott Engineering
Occidental Oman
Oman LNG
Oman Refinery Company
Oman Cement Company
Petroleum Development Oman
Petrogas
Port Services Corporation
Royal Oman Police
Royal Air Force
Salalah Port
Shell Oman Marketing Co.
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