| SONIC INNOVATIONS A/S CVR 20894407 | OtherUnofficial title | 2012 – 2012 | — | Dissolved |
| UDVIKLING DANMARK A/S CVR 32347622 | ManagementChief Executive Officer | 2017 – 2020 | — | Active |
| DANACOM HØREAPPARATER A/S CVR 25109163 | BoardBoard of Directors | 2007 – 2013 | — | Dissolved |
| NORDICAD ApS CVR 30589947 | OtherUnofficial title | 2013 – 2014 | — | Dissolved |
| WDH NR. 4 A/S CVR 31086078 | BoardBoard of Directors | 2007 – 2013 | — | Dissolved |
| LEHISO A/S CVR 31086167 | BoardBoard of Directors | 2007 – 2013 | — | Dissolved |
| EMUEN HOLDING ApS CVR 32762069 | OtherUnofficial title | 2013 – 2014 | — | Dissolved |
| WDH NR. 8 A/S CVR 33864965 | BoardBoard of Directors | 2011 – 2013 | — | Dissolved |
| TIGER FORUM ApS CVR 34892571 | BoardChairman | 2014 – 2014 | — | Dissolved |
| URBAN RIGGER ApS CVR 36391340 | ManagementChief Executive Officer | 2017 – 2020 | — | Active |
| Bernafon A/S CVR 33763557 | BoardBoard of Directors | 2011 – 2013 | — | Dissolved |
| WILLIAM DEMANT INVEST A/S CVR 27761291 | ManagementChief Executive Officer | 2007 – 2011 | — | Active |
| OTICON MEDICAL A/S CVR 24257584 | BoardBoard of Directors | 2007 – 2007 | — | Active |
| AGDH Holdings II ApS CVR 43114875 | ManagementManagement | 2022 – 2022 | — | Active |