| Askersund-Skyllbergs jernvägsaktiebolag CVR 5560027137 | BoardBoard of Directors | Since 2022 | — | Active |
| Nils Ahlgren Aktiebolag CVR 5560328527 | BoardBoard of Directors | Since 2021 | — | Active |
| Skyllbergs Bruks Aktiebolag CVR 5560533258 | BoardBoard of Directors | Since 2019 | — | Active |
| Skyllberg Invest Aktiebolag CVR 5560564501 | BoardBoard of Directors | Since 2020 | — | Active |
| Nominit Aktiebolag CVR 5560629213 | BoardBoard of Directors | Since 2022 | — | Active |
| Degerfors Förzinkningsaktiebolag DEFAB CVR 5561560250 | BoardBoard of Directors | Since 2021 | — | Active |
| SkyllbergsKraft AB CVR 5561966846 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| KAPRO i Karlskoga Aktiebolag CVR 5562861442 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| MEGAB, Metallgruppens Serviceaktiebolag CVR 5564160173 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Skyllberg Industri Aktiebolag CVR 5565698478 | BoardBoard of Directors | Since 2022 | — | Active |
| Örebrobrännvin AB CVR 5591138416 | BoardBoard of Directors | Since 2022 | — | Active |
| Skyllberg Energi AB CVR 5594380908 | BoardBoard of Directors | Since 2023 | — | Active |
| Skyllberg Elnät AB CVR 5594406000 | BoardBoard of Directors | Since 2023 | — | Active |