| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| Efsen Teknik 1 ApS CVR 37528846 | BoardBoard of Directors | Since 2016 | — | Active |
| Efsen UV & EB Technology A/S CVR 13483744 | BoardBoard of Directors | Since 2006 | — | Active |
| TEF HOLDING ApS CVR 32056288 | ManagementManagement | Since 2009 | — | Active |
| EFSEN & EFSEN ApS CVR 32284272 | ManagementManagement | Since 2009 | — | Active |
| Efsen Teknik 2 ApS CVR 37528838 | BoardBoard of Directors | Since 2016 | — | Active |
| EFSEN ICAD Technology A/S CVR 42432881 | BoardBoard of Directors | Since 2021 | — | Active |
| The Shipping Collective ApS CVR 42799556 | BoardBoard of Directors | Since 2024 | — | Active |
| Efsen Process Consulting ApS CVR 41234326 | ManagementChief Executive Officer | Since 2020 | — | Active |
| Company | Role | Period | Ownership | Status |
|---|---|---|---|---|
| EFSEN TEKNIK ApS CVR 10206707 | BoardBoard of Directors | 2001 – 2016 | — | Dissolved |
| TEF Gruppen v/ Thomas Efsen CVR 27721281 | OtherStakeholder | 2004 – 2006 | — | Active |
| EFSEN LEASING ApS CVR 33498942 | ManagementManagement | 2011 – 2013 | — | Dissolved |
| Efsen Teknik 3 ApS CVR 37528803 | BoardBoard of Directors | 2016 – 2017 | — | Dissolved |
| EFSEN UVC Technology A/S CVR 42433217 | BoardBoard of Directors | 2021 – 2023 | — | Dissolved |
| CopenHill Holding A/S CVR 39752336 | BoardBoard of Directors | 2018 – 2023 | — | Active |
| CopenHill A/S CVR 38005707 | BoardBoard of Directors | 2019 – 2023 | — | Active |
| Person | Role | Shared companies | Profile |
|---|---|---|---|
| Legal Owner | 2companies | View profile | |
| Chairman | 1company | View profile | |
| Board of Directors | 1company | View profile | |
| Audit | 1company | View profile | |
| Founder | 1company | View profile |