| Skellefteå Industririvning & Sprängkonsult Aktiebolag CVR 5561867390 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Enerco Mechpart Underhåll & Montage AB CVR 5564133642 | BoardBoard of Directors | Since 2020 | — | Active |
| Adductor Aktiebolag CVR 5564449568 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| InduMate Gävle AB CVR 5564606142 | BoardBoard of Directors | Since 2022 | — | Active |
| Enerco GR AB CVR 5564615952 | BoardBoard of Directors | Since 2021 | — | Active |
| DynaMate Aktiebolag CVR 5565289286 | BoardBoard of Directors | Since 2022 | — | Active |
| MVUS AB CVR 5566067400 | BoardBoard of Directors | Since 2022 | — | Active |
| Norrbottens Olje och Slamsugning i Piteå AB CVR 5566378286 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Enerco NTT AB CVR 5566941109 | BoardBoard of Directors | Since 2024 | — | Active |
| Mathias Engh Mek AB CVR 5568296866 | BoardBoard of Directors | Since 2021 | — | Active |
| Lars T Ventilation AB CVR 5568646276 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Enerco Group AB CVR 5569625188 | BoardBoard of Directors | Since 2020 | — | Active |
| Industri och Byggservice Sweden AB CVR 5569763740 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Enerco Industriservice AB CVR 5569980211 | BoardBoard of Directors | Since 2020 | — | Active |
| Enerco Hard Surface Technology AB CVR 5590490313 | BoardBoard of Directors | Since 2021 | — | Active |
| Enerco Mechpart AB CVR 5590563184 | BoardBoard of Directors | Since 2022 | — | Active |
| Enercoea AB CVR 5590663190 | BoardBoard of Directors | Since 2020 | — | Active |
| Enerco Industrial Projects AB CVR 5592287931 | BoardBoard of Directors | Since 2020 | — | Active |
| Enerco Finans AB CVR 5592715659 | BoardBoard of Directors | Since 2025 | — | Active |
| N Pettersson Holding AB CVR 5592833569 | BoardBoard of Directors | Since 2022 | — | Active |
| Enerco Intressenter AB CVR 5592860190 | BoardDeputy Board Member | Since 2022 | — | Active |
| Industri och Byggservice Västerbotten AB CVR 5593443046 | BoardBoard of Directors | Since 2022 | — | Dissolved |