| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| M K OLSEN BOK- OG PAPIRHANDEL AS CVR 917721335 | BoardChairman | Since 2009 | — | Active |
| SAMEIET VAULARDAL VANN- OG AVLØPSLAG CVR 930573604 | BoardBoard of Directors | Since 2024 | — | Active |
| LH2 SHIPPING AS CVR 931661558 | BoardBoard of Directors | Since 2023 | — | Active |
| SYNFARING AS CVR 820918312 | BoardBoard of Directors | Since 2025 | — | Active |
| ELMERA GROUP ASA CVR 920153577 | OwnerLegal Owner | Since 2023 | 0.0% | Active |
| ADDITECH AS CVR 921688296 | BoardBoard of Directors | Since 2024 | — | Active |
| LH2 CONNECT AS CVR 934556038 | BoardBoard of Directors | Since 2025 | — | Active |
| LH2 HOLDING AS CVR 934648595 | BoardBoard of Directors | Since 2025 | — | Active |
| SIRIUS DESIGN & INTEGRATION AS CVR 928415090 | BoardBoard of Directors | Since 2024 | — | Active |
| NORSK HYDRO ASA CVR 914778271 | OwnerLegal Owner | Since 2024 | 0.0% | Active |
| MK OLSEN HOLDING AS CVR 928178498 | ManagementChief Executive Officer | Since 2021 | — | Active |
| WINDSTEEL TECHNOLOGIES AS CVR 929601645 | BoardBoard of Directors | Since 2024 | — | Active |
| NEREIDA ENERGY HOLDING AS CVR 935973775 | ManagementChief Executive Officer | Since 2025 | — | Active |
| MARITIME CLEANTECH CVR 996700275 | BoardBoard of Directors | Since 2022 | — | Active |
| NEREIDA ENERGY AS CVR 828254952 | ManagementChief Executive Officer | Since 2025 | — | Active |
| SIRIUS D&I HOLDING AS CVR 927134756 | BoardBoard of Directors | Since 2026 | — | Active |
| FANA IL FOTBALL CVR 976602560 | BoardChairman | Since 2026 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| ULMATEC PYRO AS CVR 966300345 | BoardBoard of Directors | 2024 – 2025 | — | Active |
| CORVUS ENERGY FUEL CELL AS CVR 831247622 | ManagementChief Executive Officer | 2023 – 2023 | — | Active |
| CORVUS ENERGY AS CVR 914888646 | ManagementChief Executive Officer | 2018 – 2023 | — | Active |
| CORVUS ENERGY HOLDING AS CVR 920988857 | ManagementChief Executive Officer | 2018 – 2023 | — | Active |
| NORSK INDUSTRI CVR 952151266 | BoardBoard of Directors | 2022 – 2024 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Chairman | 2companies | View profile | |
| Board of Directors | 2companies | View profile | |
| Deputy Member | 1company | View profile | |
| Chairman | 1company | View profile | |
| Board of Directors | 1company | View profile |