| Picea Bygg AB CVR 5565409165 | ManagementChief Executive Officer | Siden 2021 | — | Aktiv |
| Pinus Maskin AB CVR 5566714928 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Castanum Förvaltning AB CVR 5567245013 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Gävle byggteam AB CVR 5567525018 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Högom AB CVR 5568157407 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Malmströms i Sundsvall AB CVR 5568395999 | BoardBoard of Directors | Siden 2022 | — | Aktiv |
| Jamtbygg AB CVR 5569879165 | BoardBoard of Directors | Siden 2021 | — | Aktiv |
| Castanum Fastigheter AB CVR 5569926198 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Hattens fastigheter Aktiebolag CVR 5590378708 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Castanum Fastigheter 102 AB CVR 5590701560 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| CPP SG66 Holdings AB CVR 5591181176 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Nordiska Projektgruppen NPG AB CVR 5591970347 | BoardBoard of Directors | Siden 2022 | — | Opløst |
| Castanum Stadsberget 12 AB CVR 5594128117 | BoardDeputy Board Member | Siden 2025 | — | Aktiv |
| Picea Bygg i Timrå AB CVR 5595245035 | BoardBoard of Directors | Siden 2025 | — | Aktiv |
| Malmströms Reklam & Brodyr Handelsbolag CVR 9696582064 | OwnerOwner | Siden 2022 | — | Aktiv |
