| Projektbolaget i Borlänge AB CVR 5566100284 | BoardBoard of Directors | Since 2022 | — | Active |
| Tunabygdens VVS-Installatör AB CVR 5566280623 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| DALAB Sverige AB CVR 5566389929 | BoardBoard of Directors | Since 2020 | — | Active |
| Nässjö Teknikprojektering AB CVR 5567309108 | BoardBoard of Directors | Since 2022 | — | Active |
| Elkalkyl & Konsult Syd AB CVR 5567857536 | OtherExternal Signatory | Since 2026 | — | Active |
| ORAB Entreprenad AB CVR 5568582851 | BoardBoard of Directors | Since 2022 | — | Active |
| PlanProj AB CVR 5568754526 | BoardBoard of Directors | Since 2021 | — | Active |
| Automationsbolaget Sverige AB CVR 5590991245 | BoardBoard of Directors | Since 2025 | — | Dissolved |
| INTEC Fusion AB CVR 5591266779 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| INTEC Nordic AB CVR 5592649635 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC Dalarna AB CVR 5592649643 | BoardBoard of Directors | Since 2020 | — | Active |
| INTEC Mitt AB CVR 5592735236 | BoardBoard of Directors | Since 2020 | — | Active |
| INTEC Öst AB CVR 5592910920 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC Uppsala AB CVR 5593034761 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC VVS Stockholm AB CVR 5593105777 | BoardBoard of Directors | Since 2021 | — | Active |
| INTEC Syd AB CVR 5593126047 | BoardBoard of Directors | Since 2021 | — | Active |
| INTEC Industri AB CVR 5593216673 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC ESG AB CVR 5593240160 | BoardBoard of Directors | Since 2022 | — | Active |
| Instair AB CVR 5593337107 | BoardBoard of Directors | Since 2021 | — | Active |
| Instair Stockholm AB CVR 5593376543 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC Väst AB CVR 5593646556 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC Projektstyrning Stockholm AB CVR 5593734261 | BoardBoard of Directors | Since 2022 | — | Active |
| Zenisk Sweden AB CVR 5593942377 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC Göteborg AB CVR 5593942385 | BoardBoard of Directors | Since 2022 | — | Active |
| INTEC Civil AB CVR 5594367947 | BoardBoard of Directors | Since 2023 | — | Active |
| INMATIQ Nordic AB CVR 5594737404 | BoardBoard of Directors | Since 2024 | — | Active |
| INMATIQ Nord AB CVR 5594744103 | BoardBoard of Directors | Since 2024 | — | Active |
| INMATIQ Industri Mitt AB CVR 5594839663 | BoardBoard of Directors | Since 2024 | — | Active |
| INTEC Energi & Miljö Syd AB CVR 5594839671 | BoardBoard of Directors | Since 2024 | — | Active |
| INMATIQ Syd AB CVR 5594937251 | BoardBoard of Directors | Since 2024 | — | Active |
| INMATIQ Mitt AB CVR 5595005611 | BoardBoard of Directors | Since 2024 | — | Active |
| INTEC Projektstyrning Syd AB CVR 5595005629 | BoardDeputy Board Member | Since 2026 | — | Active |
| INTEC Project Solutions AB CVR 5595018234 | BoardBoard of Directors | Since 2025 | — | Active |
| INTEC El Stockholm AB CVR 5595131342 | BoardBoard of Directors | Since 2025 | — | Active |
| INMATIQ Digital Solutions AB CVR 5595161752 | BoardBoard of Directors | Since 2025 | — | Active |