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