الغاز والبترول، حفر واستخراج

SUTTON AND EAST SURREY WATER SERVICES LIMITED

HOTCHKISS GROUP LTD

ROBERT HEATH HEATING LIMITED

BOX & CHARNOCK LIMITED

C WATKINS PLUMBING LIMITED

CARSHALTON BOILER SERVICES LIMITED

METRO MECHANICAL SERVICES LIMITED

CENTRAL HEATING SERVICES LIMITED

GAZPROM MARKETING & TRADING RETAIL LIMITED

PB OIL TRADING LTD

EUROPA OIL & GAS LIMITED

BOMINFLOT LTD

NATIONWIDE FM LIMITED

J W PLUMBING & HEATING LIMITED

HALTON FOODSERVICE LIMITED

CONSORT REFRIGERATION AND AIR CONDITIONING LIMITED

CLEARWATER GROUP PLC

BOC LIMITED

SKANSKA-MCNICHOLAS PLC JOINT VENTURE

EXXONMOBIL AVIATION INTERNATIONAL LTD

CENTRICA TRADING LTD

OCO LIMITED

KELLOGG BROWN & ROOT DH LIMITED

JENTEX FUEL OILS LTD

WESTERNGECO LIMITED

VERWIN PLUMBING AND HEATING LIMITED

UTILICOM LIMITED

INTEC ENGINEERING (U K) LTD