| Fervol AB CVR 5564497617 | BoardBoard of Directors | Since 2020 | — | Active |
| Karlsviks Industripark AB CVR 5568501240 | BoardBoard of Directors | Since 2022 | — | Active |
| Norrstjärnan Fastighets AB CVR 5569495251 | BoardBoard of Directors | Since 2021 | — | Active |
| PGSS Real Estate AB CVR 5569835233 | BoardBoard of Directors | Since 2022 | — | Active |
| Kallax Industrivision AB CVR 5590376223 | BoardBoard of Directors | Since 2021 | — | Active |
| T-Konstruktion AB CVR 5590691597 | BoardBoard of Directors | Since 2021 | — | Active |
| Green Frequency AB CVR 5591003396 | BoardBoard of Directors | Since 2024 | — | Active |
| Teknikstigens Fastighets AB CVR 5591335145 | BoardBoard of Directors | Since 2022 | — | Active |
| Fastighets AB Stören CVR 5592174956 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| T-Konstruktion Holding AB CVR 5592194954 | BoardBoard of Directors | Since 2021 | — | Active |
| T-Infrastruktur AB CVR 5594025933 | BoardBoard of Directors | Since 2022 | — | Active |
| T-Konstruktion Syd AB CVR 5594488578 | BoardBoard of Directors | Since 2023 | — | Active |
| Norrstjärnan Fastighets Holding AB CVR 5595206615 | BoardBoard of Directors | Since 2025 | — | Active |
| HARJOM Holding AB CVR 5595368886 | BoardDeputy Board Member | Since 2025 | — | Active |
| Hantverksvägen 24 Projekt AB CVR 5595421917 | BoardBoard of Directors | Since 2025 | — | Active |
| Karlsviksvägen 81 Fastigheter AB CVR 5595422014 | BoardBoard of Directors | Since 2025 | — | Active |
| Cruz Holding AB CVR 5595527226 | BoardDeputy Board Member | Since 2026 | — | Active |
| Norrstjärnan Fastighet 1 AB CVR 5595689513 | BoardBoard of Directors | Since 2026 | — | Active |
| Bostadsrättsföreningen Maskrosen 1 CVR 7696352678 | BoardBoard of Directors | Since 2022 | — | Active |