Petróleo y gas: servicios para su explotación

ODFJELL DRILLING MANAGEMENT AS

GEFRO OILFIELD SERVICES AS

SEADRILL WELL SERVICES AS

SEADRILL OFFSHORE AS

SEMCO MARITIME DRIFT AS

STENA DRILLING AS

DEEP OCEAN ASA

SEAWELL ENGINEERING AS

ODFJELL DRILLING AS

PROSAFE SE

INDEPENDENT OIL & RESOURCES ASA

SUB SEA SERVICES AS

SONSUB AS

WELLCON AS

POLYCREST AS

WEPCO AS

EGELAND INVEST AS

TECHNO DIVE AS

NOBLE DRILLING SERVICES NORGE AS

GRENLAND MMO AS

INDUSTRIKONSULT A/S

OCEAN RIG ASA

ODFJELL OFFSHORE AS

WEATHERFORD NORGE AS

DEEP SEA MANAGEMENT AS

AKER STORD AS

PETORO AS

MAERSK DRILLING NORGE AS

EXXONMOBIL EXPLORATION AND PROD AS