| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| JM Entreprenad AB CVR 5560608837 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| JM Stombyggnad AB CVR 5561730564 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| JM Inredning i Stockholm AB CVR 5562028653 | BoardBoard of Directors | Since 2022 | — | Dissolved |
| Håll Nollan Serviceaktiebolag CVR 5591166748 | BoardBoard of Directors | Since 2020 | — | Active |
| JM Supply AB CVR 5591263644 | BoardBoard of Directors | Since 2020 | — | Active |
| JM Fasad AB CVR 5591351795 | BoardBoard of Directors | Since 2020 | — | Dissolved |
| Markum Entreprenad AB CVR 5595488403 | BoardBoard of Directors | Since 2025 | — | Active |
| FRE Holding AB CVR 5595520395 | BoardBoard of Directors | Since 2025 | — | Active |
| Malmkrossen AB CVR 5595571836 | BoardBoard of Directors | Since 2025 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Board of Directors | 2companies | View profile | |
| Chief Executive Officer | 2companies | View profile | |
| Board of Directors | 2companies | View profile | |
| Chief Auditor | 2companies | View profile | |
| Board of Directors | 2companies | View profile |