Hunt Oil Company
Pakistan Oilfields Limited
Mari Petroleum Company Limited
MOL Kalegran (KRG) & MOL Pakistan
BHP Billiton
General Exploration Partners (KRG)
Pakistan Exploration Limited
Heritage Oil Plc
BP Pakistan
Saif Energy (Pakistan) Limited
Petronas Carigali (Pakistan) Limited
Taq Taq Operating Co.
OMV Petroleum Exploration GmbH
Spud Energy
PGNiG - Polish Oil & Gas Co. Pakistan
HKN Energy Ltd
Dewan Petroleum Limited
ORYX Petroleum
Reliance Exploration & Production
TAQA Atrush B.V.
Pakistan Petroleum Limited
KAR Group
Oil & Gas Development Company
ENI Pakistan Limited