Földgáz- és kőolajkitermelési szolgáltatások

GEFRO OILFIELD SERVICES AS

ODFJELL DRILLING MANAGEMENT AS

ODFJELL OFFSHORE AS

SUB SEA SERVICES AS

SEADRILL OFFSHORE AS

POLYCREST AS

DEEP SEA MANAGEMENT AS

WEPCO AS

WEATHERFORD NORGE AS

AKER STORD AS

SEADRILL WELL SERVICES AS

TECHNO DIVE AS

DEEP OCEAN ASA

SEAWELL ENGINEERING AS

GRENLAND MMO AS

INDUSTRIKONSULT A/S

OCEAN RIG ASA

PROSAFE SE

WELLCON AS

INDEPENDENT OIL & RESOURCES ASA

SEMCO MARITIME DRIFT AS

EGELAND INVEST AS

STENA DRILLING AS

SONSUB AS

ODFJELL DRILLING AS

NOBLE DRILLING SERVICES NORGE AS