I 2018 har disse selskapene fått undersøkelsestillatelser:
Selskap
Nummer
Axxis Geo Solutions AS
587
CGG Services (Norway) AS
577
Electromagnetic Geoservices ASA
583
Eni Norge AS
575
Equinor Energy AS
591
Faroe Petroleum Norge AS
585
Lundin Norway AS
590
MOL Norge AS
578
Multiklient Invest AS
579
ORG Engineering AS
589
Petromarker AS
588
Point Resources AS
584
Seabird Exploration Norway A/S
673
Shearwater Geoservices Norway AS
576
Spectrum Geo AS
586
Statoil Petroleum AS
574
TGS Nopec Geophysical Company ASA
580
Wellesley Petroleum AS
581
Wintershall Norge AS
674