| Litium AB CVR 5565621835 | BoardBoard of Directors | Since 2026 | — | Active |
| Medius AB CVR 5566163654 | ManagementChief Executive Officer | Since 2020 | — | Dissolved |
| Centra Technology AB CVR 5567681050 | BoardBoard of Directors | Since 2022 | — | Active |
| Medius International AB CVR 5568202757 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Medius Research and Development AB CVR 5568203987 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| RCO Security Group AB CVR 5568813660 | BoardBoard of Directors | Since 2022 | — | Active |
| OneLab AB CVR 5569704264 | BoardBoard of Directors | Since 2024 | — | Active |
| Periphera Holding AB CVR 5590870480 | BoardBoard of Directors | Since 2022 | — | Active |
| Fieldhill Invest AB CVR 5591148738 | BoardBoard of Directors | Since 2022 | — | Active |
| Mefla 3 AB CVR 5591177943 | BoardBoard of Directors | Since 2022 | — | Active |
| Mefla 1 AB CVR 5591177968 | BoardBoard of Directors | Since 2021 | — | Active |
| Mefla 2 AB CVR 5591177976 | BoardBoard of Directors | Since 2021 | — | Active |
| Mefla Midco AB CVR 5591189435 | BoardBoard of Directors | Since 2021 | — | Active |
| Fieldhill Consulting AB CVR 5591781173 | BoardBoard of Directors | Since 2022 | — | Active |
| iBinder BC AB CVR 5592142458 | BoardBoard of Directors | Since 2026 | — | Active |
| Sonfjället Invest AB CVR 5594690553 | BoardBoard of Directors | Since 2024 | — | Active |
| HSX Holding AB CVR 5594699521 | BoardBoard of Directors | Since 2025 | — | Active |
| HSX MidCo AB CVR 5594707761 | BoardBoard of Directors | Since 2025 | — | Active |
| HSX Group AB CVR 5594707779 | BoardBoard of Directors | Since 2025 | — | Active |
| Bostadsrättsföreningen Blacktimberlodges 1 CVR 7696359749 | BoardBoard of Directors | Since 2024 | — | Active |