| Momentum Fastighetssystem AB CVR 5565492310 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Parkman i Stockholm AB CVR 5567778203 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Bas Invest II AB CVR 5568651144 | BoardBoard of Directors | Since 2022 | — | Active |
| Bas Capital AB CVR 5568838881 | BoardBoard of Directors | Since 2020 | — | Active |
| 0to9 AB (publ) CVR 5569764110 | BoardBoard of Directors | Since 2021 | — | Active |
| RZ Advisory AB CVR 5592673494 | BoardBoard of Directors | Since 2021 | — | Dissolved |
| RDA Invest AB CVR 5593683468 | BoardBoard of Directors | Since 2022 | — | Active |
| Bas Invest Advisory AB CVR 5593683476 | BoardBoard of Directors | Since 2022 | — | Active |
| Bas Invest IV DB AB CVR 5593749293 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Bas Invest Holding AB CVR 5594020348 | BoardBoard of Directors | Since 2022 | — | Active |
| Bas Invest VII AB CVR 5594020355 | BoardBoard of Directors | Since 2022 | — | Active |
| Bas Invest VII FF AB CVR 5594090051 | BoardBoard of Directors | Since 2023 | — | Active |
| Jay Solutions Holding AB CVR 5594105966 | BoardBoard of Directors | Since 2022 | — | Active |
| Jay Solutions Sweden AB CVR 5594527623 | BoardBoard of Directors | Since 2023 | — | Active |
| Bas Invest VIII AB CVR 5594534330 | BoardBoard of Directors | Since 2023 | — | Active |
| Securdia Holding AB CVR 5594534355 | BoardBoard of Directors | Since 2023 | — | Active |