| Petterssons Miljö Fastighets AB CVR 5563705382 | BoardBoard of Directors | Since 2023 | — | Active |
| Linson Terminalteknik Aktiebolag CVR 5564779360 | BoardBoard of Directors | Since 2020 | — | Active |
| Aktiebolaget Halmstad Kylteknik CVR 5565793006 | BoardBoard of Directors | Since 2020 | — | Active |
| Petterssons Miljö AB CVR 5566422076 | BoardBoard of Directors | Since 2023 | — | Active |
| Human Direction i Halmstad AB CVR 5567440176 | BoardBoard of Directors | Since 2022 | — | Active |
| StoneLake Brainstorming AB CVR 5569139990 | BoardBoard of Directors | Since 2020 | — | Active |
| Sesam Container AB CVR 5590265210 | BoardBoard of Directors | Since 2024 | — | Active |
| Petterssons Miljö Holding AB CVR 5590457965 | BoardBoard of Directors | Since 2021 | — | Active |
| Petterssons Miljö och Återvinning AB CVR 5590589643 | BoardBoard of Directors | Since 2021 | — | Active |
| Toppskiktet Holding AB CVR 5591061055 | BoardBoard of Directors | Since 2021 | — | Active |
| Biglife AB CVR 5591430375 | BoardBoard of Directors | Since 2020 | — | Active |
| Frysteknik i Halmstad AB CVR 5593516403 | BoardBoard of Directors | Since 2022 | — | Active |
| Kyl-Consult i Halmstad AB CVR 5593522765 | BoardBoard of Directors | Since 2022 | — | Active |
| LinSon Fastighetsbolag i Oskarström AB CVR 5594952813 | BoardBoard of Directors | Since 2024 | — | Active |
| LinSon Fastighetsbolag i Åled AB CVR 5594952839 | BoardBoard of Directors | Since 2024 | — | Active |
| TriStone Group AB CVR 5595503102 | BoardBoard of Directors | Since 2025 | — | Active |