| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| SATURNIA GARN AS CVR 916621868 | BoardBoard of Directors | Since 2016 | — | Active |
| MARINE EXPLORATION PARTNERS AS CVR 984274882 | BoardChairman | Since 2017 | — | Active |
| SATURNIA INVEST AS CVR 996331806 | OtherContact Person | Since 2010 | — | Active |
| CARMOT PROCESSING AS CVR 999571689 | BoardChairman | Since 2022 | — | Active |
| TGS OPERATIONS AS CVR 911689324 | BoardChairman | Since 2024 | — | Active |
| TGS NES AS CVR 938199833 | BoardChairman | Since 2022 | — | Active |
| TGS AS CVR 914548624 | BoardChairman | Since 2022 | — | Active |
| TGS AS CVR 920927432 | OtherContact Person | Since 2019 | — | Active |
| SPECTRUM GEO CH AS CVR 921095104 | OtherContact Person | Since 2022 | — | Active |
| SPECTRUM GEO GMBH CVR 921603983 | OtherContact Person | Since 2020 | — | Active |
| OBS MC INVESTMENTS I AS CVR 921797079 | BoardBoard of Directors | Since 2022 | — | Active |
| TGS NEWCO AS CVR 931752200 | BoardBoard of Directors | Since 2023 | — | Active |
| SPECTRUM GEO AS CVR 953115700 | BoardChairman | Since 2022 | — | Active |
| TGS ASA CVR 976695372 | OwnerLegal Owner | Since 2024 | 0.0% | Active |
| ACECA NORGE AS CVR 976813405 | BoardChairman | Since 2022 | — | Active |
| CARMOT SEISMIC AS CVR 993539066 | BoardChairman | Since 2022 | — | Active |
| MAGSEIS FAIRFIELD AS CVR 994547852 | BoardChairman | Since 2025 | — | Active |
| TGS AP INVESTMENTS AS CVR 996317099 | BoardChairman | Since 2022 | — | Active |
| PETROLEUM GEO-SERVICES AS CVR 921675801 | BoardChairman | Since 2024 | — | Active |
| PGS SHIPOWNER AS CVR 923821368 | BoardChairman | Since 2024 | — | Active |
| PGS HOLDING II LTD NUF CVR 926188984 | BoardChairman | Since 2024 | — | Active |
| PGS HOLDING I LTD NUF CVR 926189042 | BoardChairman | Since 2024 | — | Active |
| PGS GEOPHYSICAL AS CVR 960563085 | BoardChairman | Since 2024 | — | Active |
| MULTIKLIENT INVEST AS CVR 971171537 | BoardChairman | Since 2024 | — | Active |
| PGS FALCON AS CVR 993442836 | BoardChairman | Since 2024 | — | Active |
| PGS TITANS AS CVR 998167000 | BoardChairman | Since 2024 | — | Active |
| TGS PREDIKTOR AS CVR 998474574 | BoardChairman | Since 2024 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Chairman | 2companies | View profile | |
| Chairman | 1company | View profile | |
| Board of Directors | 1company | View profile | |
| Board of Directors | 1company | View profile |