| Ångbåtsaktiebolaget Eos CVR 5560010182 | BoardBoard of Directors | Since 2020 | — | Active |
| Canalroute Aktiebolag CVR 5560338989 | BoardDeputy Board Member | Since 2020 | — | Dissolved |
| Erik Thun AB CVR 5560371394 | BoardDeputy Board Member | Since 2020 | — | Active |
| Arafart Aktiebolag CVR 5560374828 | BoardBoard of Directors | Since 2022 | — | Active |
| Gothia Tankers AB CVR 5560378688 | BoardDeputy Board Member | Since 2022 | — | Active |
| Thunrederier AB CVR 5560642760 | BoardDeputy Board Member | Since 2020 | — | Active |
| Thun Ship Management Aktiebolag CVR 5560745035 | BoardDeputy Board Member | Since 2019 | — | Active |
| Markaktiebolaget Sälfjällstangen CVR 5561014118 | BoardDeputy Board Member | Since 2022 | — | Active |
| OP Ship Helsingborg AB CVR 5562912518 | BoardDeputy Board Member | Since 2022 | — | Active |
| Vinga Shipping & Agency AB CVR 5566096466 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| OP SHIP AB CVR 5566433107 | BoardBoard of Directors | Since 2022 | — | Active |
| Henrik Söderberg Marketing i Göteborg AB CVR 5566911466 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Erik Thun Aviation AB CVR 5569676710 | BoardBoard of Directors | Since 2021 | — | Active |
| Utgiften AB CVR 5595819193 | BoardBoard of Directors | Since 2026 | — | Active |