| Söne Fastighet Mariestad AB CVR 5560957986 | BoardBoard of Directors | Since 2024 | — | Active |
| Sven Carlssons Trafik Aktiebolag CVR 5561143024 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Grimslövsbuss Aktiebolag CVR 5561431999 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Moheda Buss AB CVR 5562617588 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Connect Bus Söne AB CVR 5563488773 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| Karlssonbuss i Vaggeryd Aktiebolag CVR 5564022324 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Söne Resor AB CVR 5564089620 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Connect Bus Sverige AB CVR 5564931177 | BoardBoard of Directors | Since 2021 | — | Active |
| Söne Holding AB CVR 5566460878 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Karlssons Fastigheter i Vaggeryd AB CVR 5566870035 | BoardBoard of Directors | Since 2023 | — | Active |
| Sandarna Holding AB CVR 5590578349 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Söne Järnet 2 AB CVR 5590767371 | BoardBoard of Directors | Since 2024 | — | Active |
| Söne Fastigheter AB CVR 5590767397 | BoardDeputy Board Member | Since 2022 | — | Active |
| Lidköpings Fordonsdepå AB CVR 5590779517 | BoardBoard of Directors | Since 2021 | — | Active |
| Sub connected AB CVR 5591864771 | BoardBoard of Directors | Since 2024 | — | Active |
| CCK Holdings AB CVR 5592890593 | BoardBoard of Directors | Since 2024 | — | Active |
| Bostadsrättsföreningen Kyrkogatan 2 på Marstrand CVR 7696378574 | BoardBoard of Directors | Since 2022 | — | Active |