| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| J S B Rör Aktiebolag CVR 5565946919 | BoardBoard of Directors | Since 2021 | — | Active |
| REFIS Rör- och Elentreprenörernas friskola i Stockholm AB CVR 5566285994 | BoardBoard of Directors | Since 2025 | — | Active |
| J S B Rör Holding Aktiebolag CVR 5590174131 | BoardBoard of Directors | Since 2021 | — | Active |
| JSB Rör Holding 2 AB CVR 5592456478 | BoardBoard of Directors | Since 2022 | — | Active |
| L A Lindberg AB CVR 5592805047 | BoardBoard of Directors | Since 2022 | — | Active |
| JSB Intressenter AB CVR 5595809756 | BoardBoard of Directors | Since 2026 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| VVS-METODER Stockholm AB CVR 5563113231 | BoardBoard of Directors | 2020 – 2022 | — | Active |
| IN Stockholm Service AB CVR 5569034837 | BoardBoard of Directors | 2024 – 2024 | — | Dissolved |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Chairman | 2companies | View profile | |
| Chief Executive Officer | 1company | View profile | |
| Chief Auditor | 1company | View profile | |
| Board of Directors | 1company | View profile | |
| Chief Executive Officer | 1company | View profile |