| Stena LNG Holding Sweden AB CVR 5561884247 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Clyde Travel AB CVR 5562383389 | BoardBoard of Directors | Since 2020 | — | Active |
| Stena Nordica AB CVR 5564220894 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Stena Logistics Holding AB CVR 5566875075 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Stena Superfast AB CVR 5568099112 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Stena RFM AB CVR 5568782980 | BoardBoard of Directors | Since 2020 | — | Active |
| Juteskären AB CVR 5569143786 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Old Harbour Holdings AB CVR 5569453680 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Old Harbour AB CVR 5569453698 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Havgalleskären AB CVR 5590543285 | BoardBoard of Directors | Since 2022 | — | Active |
| Skyrex AB CVR 5590750286 | BoardBoard of Directors | Since 2025 | — | Active |
| Stena Asset Management AB CVR 5590906193 | BoardBoard of Directors | Since 2020 | — | Active |
| Blue Shipping AB CVR 5591378624 | BoardBoard of Directors | Since 2021 | — | Active |
| Kollsholmen Shipping AB CVR 5592495500 | BoardBoard of Directors | Since 2025 | — | Active |
| L SAM SPV AB CVR 5595496265 | BoardBoard of Directors | Since 2025 | — | Active |