| Birka Rör Aktiebolag CVR 5561542977 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Erikssunds El AB CVR 5563494086 | BoardBoard of Directors | Since 2021 | — | Active |
| Effektrör Aktiebolag CVR 5563529154 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Mattsson Lindberg AB CVR 5567792543 | BoardBoard of Directors | Since 2022 | — | Active |
| Björnbergs Industri AB CVR 5567973788 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Björnbergs Fastighets AB CVR 5568233315 | BoardBoard of Directors | Since 2022 | — | Active |
| Vavtrudner AB CVR 5569290710 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| MHållaren AB CVR 5590403597 | BoardBoard of Directors | Since 2022 | — | Active |
| AHållaren AB CVR 5591802318 | BoardBoard of Directors | Since 2022 | — | Active |
| EHållaren AB CVR 5591802334 | BoardDeputy Board Member | Since 2022 | — | Active |
| NHållaren AB CVR 5591802359 | BoardDeputy Board Member | Since 2022 | — | Active |
| VHållaren AB CVR 5591802383 | BoardDeputy Board Member | Since 2022 | — | Active |
| OHållaren AB CVR 5591802433 | BoardDeputy Board Member | Since 2022 | — | Active |