| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Nordplan Aktiebolag CVR 5561467787 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| NIRAS Sweden AB CVR 5561756197 | BoardBoard of Directors | Since 2020 | — | Active |
| Institute of Public Management i Stockholm Aktiebolag CVR 5563574572 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Johan Helldén Aktiebolag CVR 5565278800 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| Niras AB CVR 5565349767 | BoardBoard of Directors | Since 2022 | — | Active |
| NIRAS Sweden AB CVR 5565412532 | BoardBoard of Directors | Since 2019 | — | Dissolved |
| HydraCon Sverige AB CVR 5566651724 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Aquabiota water research ABWR AB CVR 5566899273 | BoardBoard of Directors | Since 2020 | — | Active |
| FM Konsulterna AB CVR 5567694384 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Bosgårds Vingård AB CVR 5592186430 | BoardDeputy Board Member | Since 2022 | — | Active |
| AquaBiota Consulting ABC AB CVR 5593574071 | BoardBoard of Directors | Since 2022 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Kärnfrisk i Äppledalen AB CVR 5592334378 | BoardBoard of Directors | 2022 – 2024 | — | Dissolved |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Chairman | 2companies | View profile | |
| Board of Directors | 2companies | View profile | |
| Chief Executive Officer | 2companies | View profile | |
| Audit | 1company | View profile | |
| Chief Executive Officer | 1company | View profile |