Diensten voor petroleum en gaswinning

ODFJELL DRILLING MANAGEMENT AS

GEFRO OILFIELD SERVICES AS

DEEP SEA MANAGEMENT AS

INDUSTRIKONSULT A/S

SEADRILL OFFSHORE AS

EGELAND INVEST AS

TECHNO DIVE AS

AKER STORD AS

SEMCO MARITIME DRIFT AS

WEATHERFORD NORGE AS

DEEP OCEAN ASA

PROSAFE SE

INDEPENDENT OIL & RESOURCES ASA

SONSUB AS

GRENLAND MMO AS

SEADRILL WELL SERVICES AS

WELLCON AS

WEPCO AS

STENA DRILLING AS

ODFJELL DRILLING AS

ODFJELL OFFSHORE AS

NOBLE DRILLING SERVICES NORGE AS

SUB SEA SERVICES AS

SEAWELL ENGINEERING AS

OCEAN RIG ASA

POLYCREST AS