| NORDEK, SØNDERBORG ApS CVR 11530397 | OtherAudit | 1987 – 1992 | — | Dissolved |
| TaxMaster ApS CVR 10117453 | BoardBoard of Directors | 2006 – 2011 | — | Active |
| NEODONIA TRADING ApS CVR 12014996 | OtherAudit | 1988 – 1992 | — | Dissolved |
| ApS DANIEL ECKHARDT STRASSE 15. ESSEN 11 CVR 13931631 | OtherAudit | 1990 – 2006 | — | Dissolved |
| TIMEVISION PADBORG GODKENDT REVISIONSANPARTSSELSKAB CVR 14513086 | BoardBoard of Directors | 2005 – 2010 | — | Dissolved |
| ApS HENKESTRASSE 39.3330 HELMSTEDT CVR 15279990 | OtherAudit | 1991 – 2012 | — | Dissolved |
| PROFF INTERNATIONAL RENGØRINGSSERVICE ApS CVR 17645137 | OtherAudit | 1994 – 1998 | — | Dissolved |
| ANGELBURGER INVEST ApS CVR 31624142 | OtherAudit | 2008 – 2009 | — | Dissolved |
| KARRI ALL ApS CVR 31750881 | OtherAudit | 2008 – 2010 | — | Dissolved |
| K/S BARENDORF WEA 2 CVR 28964781 | OtherAudit | 2006 – 2012 | — | Active |
| TAXENTO ApS CVR 32667384 | OtherFounder | 2010 – 2013 | — | Dissolved |
| TyDan Consulting Reinhard Herrmann ApS CVR 38342576 | OtherFounder | 2017 – 2023 | — | Dissolved |
| K/S BARENDORF WEA 1 CVR 28964773 | OtherAudit | 2006 – 2012 | — | Active |
| ARI-ARMATUREN A/S CVR 20051132 | OtherAudit | 1997 – 2007 | — | Active |
| TØNDER DROGE- OG KEMIKALIE-HANDELSSELSKAB ApS CVR 49791119 | OtherAudit | 1974 – 1991 | — | Dissolved |
| HM SYSTEMS A/S CVR 13261296 | OtherAudit | 1989 – 1992 | — | Active |
| KRONE FINANS A/S CVR 20601248 | OtherAudit | 1998 – 1998 | — | Active |
| RØDKILDE ApS CVR 29305838 | OtherAudit | 2006 – 2007 | — | Active |
| EPAS INVEST SØNDERBORG A/S CVR 10060532 | OtherFounder | 1986 – 2025 | — | Dissolved |
