| SKÅNSKA HÖGTRYCKSSPOLARNA AB CVR 5566231568 | BoardBoard of Directors | Since 2022 | — | Active |
| Molins i Kalmar AB CVR 5566367917 | BoardDeputy Board Member | Since 2024 | — | Active |
| Tjärnvall Holding AB CVR 5567718100 | BoardBoard of Directors | Since 2022 | — | Active |
| Repipe Örebro AB CVR 5567904734 | BoardBoard of Directors | Since 2022 | — | Active |
| Repipe Sverige AB CVR 5567931844 | BoardBoard of Directors | Since 2022 | — | Active |
| DaKKI Entreprenad AB CVR 5568041031 | BoardDeputy Board Member | Since 2022 | — | Active |
| Tjärnvall fastigheter AB CVR 5568534803 | BoardBoard of Directors | Since 2022 | — | Active |
| Repipe Linköping AB CVR 5590053079 | BoardDeputy Board Member | Since 2022 | — | Active |
| Reliningsteknik Sverige AB CVR 5591350300 | BoardDeputy Board Member | Since 2025 | — | Active |
| RUG AB CVR 5592039233 | BoardDeputy Board Member | Since 2025 | — | Active |
| Spolargruppen Sverige AB CVR 5592099823 | BoardBoard of Directors | Since 2020 | — | Active |
| 021 Fastighetsteknik AB CVR 5592118813 | BoardDeputy Board Member | Since 2025 | — | Active |
| Repipe Kanaltätning Sverige AB CVR 5592293996 | BoardBoard of Directors | Since 2024 | — | Active |
| K Tjärnvall Invest AB CVR 5593140618 | BoardBoard of Directors | Since 2022 | — | Active |
| Repipe Norrköping AB CVR 5594359431 | BoardBoard of Directors | Since 2023 | — | Active |
| Structera Invest AB CVR 5595713735 | BoardBoard of Directors | Since 2026 | — | Active |
| Ecotera AB CVR 5595734954 | BoardBoard of Directors | Since 2026 | — | Active |