| VEMARK ILDFAST A/S CVR 10404037 | BoardBoard of Directors | 1986 – 1990 | — | Dissolved |
| ELMONTA THERMAL DESIGN A/S CVR 10701147 | BoardBoard of Directors | 1987 – 1994 | — | Dissolved |
| ELMONTA INVEST A/S CVR 10793041 | BoardBoard of Directors | 1987 – 1989 | — | Dissolved |
| N.O.J. INVEST ApS CVR 12250991 | ManagementManagement | 1994 – 1994 | — | Dissolved |
| STGH NR. 121 ApS CVR 12460872 | ManagementManagement | 1988 – 1995 | — | Dissolved |
| ELTA TRADING ApS CVR 13126437 | ManagementManagement | 1989 – 1991 | — | Dissolved |
| GALLERI SKAWBO ApS CVR 13608490 | ManagementManagement | 1995 – 1995 | — | Dissolved |
| REFCON A/S CVR 13685401 | BoardBoard of Directors | 1989 – 1992 | — | Dissolved |
| ELMONTA A/S CVR 14487239 | BoardBoard of Directors | 1984 – 1993 | — | Dissolved |
| PHS 273 ApS CVR 17319841 | ManagementManagement | 1996 – 1999 | — | Dissolved |
| KØB & SALG ESBJERG ApS CVR 19378101 | ManagementManagement | 1996 – 1997 | — | Dissolved |
| BENVENT VENTILATIONSGRUPPEN ApS CVR 21635030 | ManagementManagement | 2001 – 2009 | — | Dissolved |
| JERN 20.04.2005 ApS CVR 28703333 | ManagementChief Executive Officer | 2005 – 2012 | — | Dissolved |
| KS ERHVERV ApS CVR 32285384 | ManagementManagement | 2009 – 2013 | — | Dissolved |
| 33957602 ApS CVR 33957602 | ManagementManagement | 2011 – 2017 | — | Dissolved |
| PE Diamant ApS CVR 35645322 | ManagementManagement | 2014 – 2019 | — | Dissolved |
| HANDELSSELSKABET AF 6. JANUAR 1977 ApS CVR 51932528 | ManagementManagement | 1975 – 1990 | — | Dissolved |
| ILDOLET REFRACTORIES ApS CVR 66922413 | ManagementManagement | 1981 – 1990 | — | Dissolved |
| BENRI-INVEST ApS CVR 71342328 | ManagementManagement | 1982 – 1990 | — | Dissolved |
| BENCON ENTREPRISE ApS CVR 14449302 | ManagementManagement | 1990 – 1996 | — | Active |
