Yağ ve gaz araştırma hizmetleri

GEFRO OILFIELD SERVICES AS

ODFJELL DRILLING MANAGEMENT AS

POLYCREST AS

EGELAND INVEST AS

INDUSTRIKONSULT A/S

OCEAN RIG ASA

SEADRILL OFFSHORE AS

INDEPENDENT OIL & RESOURCES ASA

TECHNO DIVE AS

PROSAFE SE

ODFJELL DRILLING AS

SEAWELL ENGINEERING AS

DEEP OCEAN ASA

SONSUB AS

STENA DRILLING AS

GRENLAND MMO AS

WELLCON AS

ODFJELL OFFSHORE AS

WEATHERFORD NORGE AS

WEPCO AS

DEEP SEA MANAGEMENT AS

SUB SEA SERVICES AS

AKER STORD AS

SEADRILL WELL SERVICES AS

NOBLE DRILLING SERVICES NORGE AS

SEMCO MARITIME DRIFT AS