NATIONAL IRANIAN OIL CO.

National Iranian Oil Company (NIOC) has been directing and making policies for exploration, drilling, production, research and development, refining, distribution and export of oil, gas, petroleum products.

NATIONAL OIL WELL MAINTENANCE CO.

Oil well services and maintenance.

PREUSSAG ENERGIE

Oil Company.

PT. ZPEB INDONESIA

Oil Field Services, Equipment Supply, Geophysical Services, Drilling, Wireline logging, Mud Logging, Cementing, Rig Manufacturing, Petroleum Machinery, Engineering Design & Construction, Oil & Gas Research and Development, Work over Services

QATAR PETROLEUM (QP)

Exploration, drilling and production operations, transport, storage, marketing and sale of crude oil, natural gas liquids, liquefied natural gas, gas-to-liquids, refined products, petrochemicals and fertilizers, and helicopter and financial services.

ROSHD SANAT

Industrial machinery and facilities, oil, gas and petrochemical refineries, Power transmission lines and Distribution systems.

SAUDI ARABIAN OIL COMPANY (SAUDI ARAMCO)

Oil & gas exploration & production

SMITH DRILLING SYSTEMS LLC

Smith Drilling Systems provides complete package of MWD, Steerable Motors, Survey Tools & Associated Drilling Equipment.

TOTAL

Representative office in the U.A.E.

TOTAL DUBAI

Representative office in the U.A.E.