| AEROTECH WINDGENERATORS A/S CVR 10156505 | BoardBoard of Directors | 1986 – 1991 | — | Dissolved |
| P.L.HOLDING ApS CVR 10327695 | ManagementManagement | 1986 – 1990 | — | Dissolved |
| ASGAARD FINANS A/S CVR 10658047 | BoardChairman | 1987 – 1989 | — | Dissolved |
| REVATRONIC ApS CVR 15717858 | BoardBoard of Directors | 1983 – 1991 | — | Dissolved |
| PN-MANAGEMENT V/PREBEN NIELSEN CVR 16494356 | OtherStakeholder | 1987 – 2020 | — | Active |
| Holløse Vandværk CVR 86523213 | BoardBoard of Directors | 2017 – 2019 | — | Active |
| ATC EUROPE ApS CVR 25096363 | BoardBoard of Directors | 1999 – 2001 | — | Dissolved |
| LANDBRUGSFORSKNING PÅ FYN A/S CVR 31605555 | BoardBoard of Directors | 1985 – 1991 | — | Dissolved |
| COMTECH INTERNATIONAL ApS CVR 31612853 | BoardBoard of Directors | 1985 – 1991 | — | Dissolved |
| DUPLEX ENERGY HOLDING ApS CVR 31716268 | BoardBoard of Directors | 1983 – 1991 | — | Dissolved |
| DEMITON ApS CVR 31877075 | ManagementChief Executive Officer | 2014 – 2015 | — | Dissolved |
| DANISH COMMERCIAL ENERGY RESEARCH A/S CVR 66621618 | BoardBoard of Directors | 1983 – 1996 | — | Dissolved |
| D.C.E.R. PRODUCTION A/S CVR 71033015 | BoardBoard of Directors | 1984 – 1996 | — | Dissolved |
| DEMITON ApS CVR 77439013 | BoardChairman | 1985 – 1989 | — | Dissolved |
| FEELING FLAME A/S CVR 78661712 | BoardBoard of Directors | 1985 – 1989 | — | Dissolved |
| TWIN STAR HOLDING A/S CVR 78951117 | BoardChairman | 1985 – 1989 | — | Dissolved |
