| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| MN HOLDING ERRITSØ ApS CVR 32655335 | OtherFounder | Since 2009 | — | Active |
| Holtesøparkens grundejerforening CVR 42696161 | OtherUnofficial title | Since 2021 | — | Active |
| EL-INSTALLATØR MARTIN NIELSEN ApS CVR 28842139 | OtherFounder | Since 2005 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| NIELSEN & KRAFT ApS CVR 15483547 | ManagementManagement | 1996 – 1997 | — | Dissolved |
| ElinstallatørMartin Nielsen CVR 26120268 | OtherStakeholder | 2001 – 2005 | — | Active |
| DSE GRUPPEN ApS CVR 34354189 | BoardChairman | 2015 – 2022 | — | Dissolved |
| MN INVEST ERRITSØ ApS CVR 35674209 | ManagementManagement | 2014 – 2017 | — | Dissolved |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Management | 1company | View profile | |
| Management | 1company | View profile | |
| Management | 1company | View profile |