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CARSHALTON BOILER SERVICES LIMITED

HOTCHKISS GROUP LTD

C WATKINS PLUMBING LIMITED

BOX & CHARNOCK LIMITED

ROBERT HEATH HEATING LIMITED

METRO MECHANICAL SERVICES LIMITED

CENTRAL HEATING SERVICES LIMITED

SUTTON AND EAST SURREY WATER SERVICES LIMITED

GAZPROM MARKETING & TRADING RETAIL LIMITED

PB OIL TRADING LTD

EUROPA OIL & GAS LIMITED

BOMINFLOT LTD

EXXONMOBIL AVIATION INTERNATIONAL LTD

SKANSKA-MCNICHOLAS PLC JOINT VENTURE

CENTRICA TRADING LTD

INTEC ENGINEERING (U K) LTD

NATIONWIDE FM LIMITED

CLEARWATER GROUP PLC

OCO LIMITED

KELLOGG BROWN & ROOT DH LIMITED

VERWIN PLUMBING AND HEATING LIMITED

UTILICOM LIMITED

WESTERNGECO LIMITED

BOC LIMITED

J W PLUMBING & HEATING LIMITED

HALTON FOODSERVICE LIMITED

CONSORT REFRIGERATION AND AIR CONDITIONING LIMITED

JENTEX FUEL OILS LTD

BENOIL SERVICES LIMITED

SONDEX GROUP LTD