| EkonomiNord Redovisning AB CVR 5564961422 | BoardDeputy Board Member | Since 2022 | — | Active |
| S-pipe Sverige AB CVR 5567271944 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| Swoosh Nord AB CVR 5567776173 | OtherExternal Signatory | Since 2022 | — | Active |
| NHS Norrköpings Högtrycksspolning AB CVR 5567783716 | OtherExternal Signatory | Since 2021 | — | Dissolved |
| Swoosh Relining AB CVR 5568003049 | OtherExternal Signatory | Since 2020 | — | Active |
| NHS Miljösanering i Norr AB CVR 5568489065 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| Swoosh Syd AB CVR 5569114498 | OtherExternal Signatory | Since 2021 | — | Active |
| Avloppsteknik Hudiksvall AB CVR 5569322414 | OtherExternal Signatory | Since 2024 | — | Dissolved |
| NHS i Jönköping AB CVR 5569573206 | OtherExternal Signatory | Since 2021 | — | Dissolved |
| S-pipe Öst AB CVR 5569656241 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| MCM relining i Vätterstaden AB CVR 5569840142 | OtherExternal Signatory | Since 2020 | — | Dissolved |
| Sundsvalls Spolteknik AB CVR 5590110119 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| NHS Nordisk Högtrycksspolning i Stockholm AB CVR 5590181706 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| NHS Industri & Miljö I Motala AB CVR 5590506258 | OtherExternal Signatory | Since 2021 | — | Dissolved |
| MIF Fastigheter i Umeå AB CVR 5590636121 | BoardDeputy Board Member | Since 2025 | — | Active |
| MCM Relining i Väst AB CVR 5591524987 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| NHS Nordisk Högtrycksspolning i Väst AB CVR 5591911044 | OtherExternal Signatory | Since 2020 | — | Dissolved |
| S-pipe AB CVR 5592057425 | OtherExternal Signatory | Since 2022 | — | Dissolved |
| NHS Nordisk Högtryckspolning Syd AB CVR 5592211832 | OtherExternal Signatory | Since 2020 | — | Dissolved |
| Swoosh Rental AB CVR 5592329543 | OtherExternal Signatory | Since 2024 | — | Active |
| PUMO AB CVR 5592372204 | BoardBoard of Directors | Since 2022 | — | Active |
| Ragnar Holding AB CVR 5593724809 | BoardBoard of Directors | Since 2022 | — | Active |
| Swoosh Group AB CVR 5593748568 | OtherExternal Signatory | Since 2024 | — | Active |
| Lennart MidCo III AB CVR 5593856643 | OtherExternal Signatory | Since 2024 | — | Active |
