| Fastighets AB 4900 CVR 5562957760 | BoardBoard of Directors | Since 2020 | — | Active |
| Strömberg Distribution i Sandviken Aktiebolag CVR 5563612968 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| V-H Distro Aktiebolag CVR 5564464765 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Strömberg Förvaltnings Aktiebolag CVR 5564512076 | BoardBoard of Directors | Since 2020 | — | Active |
| Strömberg Distribution i Huddinge AB CVR 5564611399 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Strömberg Energi AB CVR 5565228896 | BoardBoard of Directors | Since 2020 | — | Active |
| Strömberg Metall AB CVR 5565465803 | BoardBoard of Directors | Since 2020 | — | Active |
| Strömberg Distribution Sverige AB CVR 5565496733 | BoardBoard of Directors | Since 2021 | — | Active |
| Strömberg Kundservice AB CVR 5565686556 | BoardBoard of Directors | Since 2023 | — | Dissolved |
| Strömberg Distribution i Trosa AB CVR 5565733176 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| DB Communication AB CVR 5565734703 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Strömberg Distribution AB CVR 5565738316 | BoardBoard of Directors | Since 2022 | — | Active |
| Strömberg Distribution Fastighets AB CVR 5566092549 | BoardBoard of Directors | Since 2022 | — | Active |
| Strömberg Distribution i Bromma AB CVR 5567685846 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Fastighets AB Fredriksgatan 81 CVR 5567710487 | BoardBoard of Directors | Since 2022 | — | Active |
| Strömberg Distribution i vila AB CVR 5568390230 | BoardDeputy Board Member | Since 2019 | — | Dissolved |
| Ljusterö Mark och Fastighets AB CVR 5594426396 | BoardBoard of Directors | Since 2023 | — | Active |
| P Claeson förvaltnings AB CVR 5595130799 | BoardDeputy Board Member | Since 2024 | — | Active |
| Ljusterö Vind Ekonomisk förening CVR 7696185961 | BoardBoard of Directors | Since 2021 | — | Active |