| BJØRNBAK LEASING ApS CVR 10647592 | BoardBoard of Directors | 1986 – 1995 | — | Opløst |
| HYDROMIX LANDBRUG A/S CVR 12519001 | BoardBoard of Directors | 1988 – 1993 | — | Opløst |
| HYDROMIX UDVIKLING A/S CVR 12519044 | BoardBoard of Directors | 1988 – 1993 | — | Opløst |
| VENSOLIT PLASTVINDUER A/S CVR 13894639 | BoardBoard of Directors | 1984 – 1994 | — | Opløst |
| DOPCO A/S CVR 15261145 | BoardBoard of Directors | 1984 – 1992 | — | Opløst |
| FRIGOMATIC ApS CVR 16271993 | ManagementManagement | 1992 – 1999 | — | Opløst |
| DOPCO ApS CVR 16272035 | ManagementManagement | 1992 – 1999 | — | Opløst |
| HELWEG CONTAINER UDLEJNING ApS CVR 17322087 | OtherFounder | 1993 – 2002 | — | Opløst |
| ON COMPUTER ELECTRONICS A/S CVR 19324354 | BoardChairman | 1982 – 1992 | — | Opløst |
| BONG DANMARK A/S CVR 58154717 | BoardBoard of Directors | 1995 – 1997 | — | Aktiv |
| Uniq Filtration A/S CVR 21826030 | BoardBoard of Directors | 1993 – 1997 | — | Opløst |
| Cemat A/S CVR 24932818 | BoardBoard of Directors | 1981 – 1990 | — | Aktiv |
| KEOFITT A/S CVR 42888214 | BoardBoard of Directors | 1975 – 1997 | — | Aktiv |
| HELWEG-JØRGENSEN A/S CVR 56763619 | BoardBoard of Directors | 1957 – 2021 | — | Aktiv |
| UNION ENGINEERING A/S CVR 13827540 | BoardBoard of Directors | 1989 – 1998 | — | Aktiv |
| ApS KBUS 8 NR. 2462 CVR 11440231 | BoardBoard of Directors | 1987 – 1991 | — | Aktiv |
| DESTEC A/S CVR 46536258 | BoardBoard of Directors | 1984 – 1990 | — | Opløst |
| WEPLACO ApS CVR 55491313 | BoardBoard of Directors | 1963 – 1989 | — | Opløst |
| EWETRONIC ApS CVR 56253211 | BoardBoard of Directors | 1981 – 1989 | — | Opløst |
| SKANEKS A/S CVR 87416518 | BoardBoard of Directors | 1978 – 1987 | — | Opløst |
