Companies from the industry: Extraction of crude petroleum

• BHP BILLITON PETROLEUM GREAT BRITAIN LIMITED

• BUNDUQ COMPANY LIMITED

• BP EXPLORATION (EPSILON) LIMITED

• ENI AUSTRALIA LIMITED

• THE UK OIL AND GAS INDUSTRY ASSOCIATION LIMITED

• SICCAR POINT ENERGY E&P LIMITED

• STAR ENERGY OIL & GAS LIMITED

• BRITISH DRILLING AND FREEZING COMPANY LIMITED

• INTERNATIONAL LOGGING TECHNOLOGY LIMITED

• CORE LABORATORIES (U.K.) LIMITED

• NEPTUNE E&P UK LTD

• THE PARKMEAD GROUP PLC

• AMERISUR RESOURCES PLC

• NATIONAL GRID GRAIN LNG LIMITED

• FAROE PETROLEUM PLC

• IGAS ENERGY PLC

• SALAMANDER ENERGY GROUP LIMITED

• OPHIR THAILAND (E&P) LIMITED

• FAIRFIELD ENERGY LIMITED

• CADOGAN PETROLEUM PLC

• KCA DEUTAG ENTERPRISES LIMITED

• EQUUS PETROLEUM PLC

• RUSPETRO LIMITED

• SEADRILL MANAGEMENT LTD.

• SET DRILLING COMPANY LIMITED

• OPTIMA SOLUTIONS UK LIMITED

• GEOTRACE TECHNOLOGIES LIMITED

• ITHACA ENERGY (UK) LIMITED

• BG NORTH SEA HOLDINGS LIMITED

• SHELL TRINIDAD AND TOBAGO LIMITED

• LOCKER GROUP LIMITED

• PATHFINDER ENERGY SERVICES LIMITED

• PHOENIX GLOBAL RESOURCES PLC