| Hasslö Varv AB CVR 5560749664 | BoardBoard of Directors | Since 2022 | — | Active |
| SWEDE SHIP COMPOSITE AKTIEBOLAG CVR 5562595883 | BoardBoard of Directors | Since 2022 | — | Active |
| Ö-VARVET AKTIEBOLAG CVR 5562962885 | BoardBoard of Directors | Since 2022 | — | Active |
| Swede Ship Marine Aktiebolag CVR 5565396909 | BoardBoard of Directors | Since 2024 | — | Active |
| Simrishamnsgruppen AB CVR 5566409388 | BoardBoard of Directors | Since 2021 | — | Active |
| Swede Ship Yachtservice AB CVR 5566920350 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Öckeröborgen Holding AB CVR 5567237622 | BoardBoard of Directors | Since 2022 | — | Active |
| Berg Marin AB CVR 5567980262 | BoardBoard of Directors | Since 2022 | — | Active |
| Tenö Varv AB CVR 5569014110 | BoardBoard of Directors | Since 2022 | — | Active |
| Power Tech Sweden AB CVR 5569146797 | BoardBoard of Directors | Since 2022 | — | Active |
| Swede Ship Sublift AB CVR 5569563827 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Ö-PAC Technology AB CVR 5592005218 | BoardBoard of Directors | Since 2022 | — | Active |
| METS Technology AB CVR 5592068752 | BoardBoard of Directors | Since 2024 | — | Active |
| ÖckeröBorgen Invest AB CVR 5593801326 | BoardBoard of Directors | Since 2022 | — | Active |
| Ö-LOGISTIK AB CVR 5594630153 | BoardDeputy Board Member | Since 2024 | — | Active |
| MTSWE Holding AB CVR 5594952474 | BoardBoard of Directors | Since 2024 | — | Active |