| MATERIAL OG ENERGIGJENVINNING AS CVR 926320637 | BoardBoard of Directors | Since 2021 | — | Active |
| STRAUMSHEIM GRUNNEIGARLAG SA CVR 982095824 | BoardBoard of Directors | Since 2023 | — | Active |
| STRAUMGJERDE VEL CVR 995290510 | BoardChairman | Since 2018 | — | Active |
| AMCAR STORFJORDEN CVR 998810698 | BoardBoard of Directors | Since 2020 | — | Active |
| JARNES MILJØPARK AS CVR 921267509 | ManagementChief Executive Officer | Since 2025 | — | Active |
| MØRE MILJØSANERING AS CVR 912383822 | ManagementChief Executive Officer | Since 2023 | — | Active |
| HØIDAL HOLDING AS CVR 925949140 | ManagementChief Executive Officer | Since 2020 | — | Active |
| MØRE MILJØ AS CVR 930584665 | BoardBoard of Directors | Since 2023 | — | Active |
| MILJØKVALITET AS CVR 976934121 | ManagementChief Executive Officer | Since 2025 | — | Active |
| OLAGARDEN ESPEN HØIDAL CVR 992871911 | OwnerOwner | Since 2008 | — | Active |