TOTAL SIRRI / ELF PETROLEUM IRAN

Oil and gas drilling production development of onshore and offshore reservoirs.

ZAKUM DEVELOPMENT COMPANY (ZADCO)

ZADCO develops & operates Upper Zakum field on behalf of ADNOC and for the benefit of the shareholders in the joint venture, ADNOC,ExxonMobil, and JODCO. Besides Upper Zakum, ZADCO operates Umm Al Dalkh, and Satah fields. Crude oil from the fields is pumped to Zirku Island for further processing, storage and export.

ZPEB CORP. (SUDAN)

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.

ZPEB EDUCADO S.A.

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.

ZPEB IRAN KISH

Oil Field Service, 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