| ST. ST. A/S CVR 19833208 | BoardBoard of Directors | 2007 – 2011 | — | Dissolved |
| Datoselskabet af 30.03.2021 A/S CVR 25781333 | BoardBoard of Directors | 2013 – 2013 | — | Dissolved |
| CONTRACTORS HOLDING A/S CVR 29803129 | BoardBoard of Directors | 2010 – 2011 | — | Dissolved |
| HELSINGFORSGADE 25 AARHUS A/S CVR 30505549 | BoardBoard of Directors | 2019 – 2022 | — | Dissolved |
| JBC DEVELOPMENT A/S CVR 32278450 | BoardBoard of Directors | 2009 – 2011 | — | Dissolved |
| SELSKABET AF 16. NOVEMBER 2010 A/S CVR 32278469 | BoardBoard of Directors | 2009 – 2011 | — | Dissolved |
| JBC GREENTECH A/S CVR 32278523 | BoardBoard of Directors | 2009 – 2011 | — | Dissolved |
| HUSTØMRERNE A/S CVR 31309514 | ManagementManagement | 2008 – 2013 | — | Active |
| FEAS Erhverv A/S CVR 43693581 | BoardBoard of Directors | 2022 – 2022 | — | Dissolved |
| A/S BOLIGBETON CVR 31345928 | BoardBoard of Directors | 2012 – 2013 | — | Active |
| DS GRUPPEN A/S CVR 40685014 | ManagementManagement | 2024 – 2026 | — | Active |
| Søren Østergaard Entreprise A/S CVR 40628754 | BoardBoard of Directors | 2020 – 2022 | — | Active |
| DS Flexhal A/S CVR 41416998 | ManagementChief Executive Officer | 2024 – 2026 | — | Active |