| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Castanum Förvaltning AB CVR 5567245013 | BoardBoard of Directors | Since 2021 | — | Active |
| Klingsta Hus & Modul AB CVR 5569080103 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Swedish Connection Strategy AB CVR 5569096372 | BoardBoard of Directors | Since 2020 | — | Active |
| Hugozon marknadsstrategi AB CVR 5569142887 | BoardBoard of Directors | Since 2022 | — | Active |
| Bemanna i Sundsvall AB CVR 5569626590 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Snöbollen Holding AB CVR 5569886020 | BoardBoard of Directors | Since 2020 | — | Active |
| Construkt Bygg i Norrland AB CVR 5569951402 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Dialogia AB CVR 5591317648 | BoardDeputy Board Member | Since 2021 | — | Dissolved |
| Castanum Projekt AB CVR 5594263377 | BoardBoard of Directors | Since 2025 | — | Active |
| Castanum Projekt 1 AB CVR 5594283649 | BoardBoard of Directors | Since 2025 | — | Active |
| Ekipisto AB CVR 5594342031 | BoardBoard of Directors | Since 2023 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Elit Golv Norr AB CVR 5562115740 | BoardBoard of Directors | 2020 – 2022 | — | Active |
| Picea Bygg AB CVR 5565409165 | BoardBoard of Directors | 2021 – 2025 | — | Active |
| Pinus Maskin AB CVR 5566714928 | BoardBoard of Directors | 2020 – 2025 | — | Active |
| Gävle byggteam AB CVR 5567525018 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Högom AB CVR 5568157407 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Castanum Fastigheter AB CVR 5569926198 | BoardBoard of Directors | 2021 – 2025 | — | Active |
| Hattens fastigheter Aktiebolag CVR 5590378708 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| PAAN Lokaler 2 AB CVR 5590701503 | BoardBoard of Directors | 2020 – 2022 | — | Active |
| Castanum Fastigheter 102 AB CVR 5590701560 | BoardBoard of Directors | 2020 – 2025 | — | Active |
| CPP SG66 Holdings AB CVR 5591181176 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Nordiska Projektgruppen NPG AB CVR 5591970347 | BoardBoard of Directors | 2020 – 2022 | — | Dissolved |
| Granövägen Bygg AB CVR 5592725468 | BoardBoard of Directors | 2022 – 2022 | — | Dissolved |
| Castanum Stadsberget 12 AB CVR 5594128117 | BoardBoard of Directors | 2025 – 2025 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Chief Auditor | 2companies | View profile | |
| Chairman | 2companies | View profile | |
| Board of Directors | 2companies | View profile | |
| Chief Executive Officer | 2companies | View profile | |
| Chairman | 2companies | View profile |