| FANUM A/S CVR 25361741 | BoardChairman | 2005 – 2016 | — | Active |
| Dansk Institut for Organisationsstudier ApS CVR 14600582 | BoardBoard of Directors | 1990 – 2002 | — | Dissolved |
| MANAGEMENT & APPLICATION SUPPORT (MAS) A/S CVR 15000473 | BoardBoard of Directors | 1991 – 1996 | — | Dissolved |
| CSC DATALAB A/S CVR 17260936 | BoardChairman | 1993 – 1995 | — | Dissolved |
| LOGOS HOLDING A/S CVR 20476702 | BoardChairman | 2005 – 2016 | — | Dissolved |
| Profanum A/S CVR 10408385 | BoardChairman | 2005 – 2016 | — | Active |
| 21ST CORPORATE FINANCE ApS CVR 20898097 | ManagementManagement | 1998 – 2020 | — | Dissolved |
| TJC V/TOM JACOBSGAARD CVR 20969431 | OtherStakeholder | 1998 – 2002 | — | Active |
| 21ST.DK A/S CVR 21210374 | BoardBoard of Directors | 1998 – 2004 | — | Dissolved |
| Dansk Virksomhedshandel A/S CVR 24242196 | BoardBoard of Directors | 2004 – 2010 | — | Dissolved |
| EC-1 SCANDINAVIA ApS CVR 25000579 | BoardChairman | 2005 – 2006 | — | Dissolved |
| CORPORATE SERVICES ApS CVR 25667190 | BoardBoard of Directors | 2000 – 2003 | — | Dissolved |
| DXC Technology Danmark A/S CVR 15231599 | ManagementManagement | 1991 – 1995 | — | Active |
| LTM A/S CVR 29400806 | BoardChairman | 2006 – 2010 | — | Dissolved |
| INTRAMEDIC GROUP A/S CVR 29979227 | BoardDeputy Chairman | 2006 – 2008 | — | Dissolved |
| WAI HOLDING A/S CVR 31879566 | BoardChairman | 2009 – 2010 | — | Dissolved |
| NO NATION A/S CVR 31879620 | BoardChairman | 2009 – 2010 | — | Dissolved |
| IT KOMPETENCE A/S CVR 33767218 | BoardBoard of Directors | 2011 – 2011 | — | Dissolved |
| NPS VENDING A/S CVR 34891141 | BoardChairman | 2012 – 2013 | — | Dissolved |
| INTRAMEDIC A/S CVR 14718982 | BoardDeputy Chairman | 2006 – 2008 | — | Active |
| COMPUDAN A/S CVR 61021515 | BoardBoard of Directors | 1979 – 1997 | — | Dissolved |
| VANLØSE INVEST ApS CVR 70675218 | ManagementManagement | 1982 – 1989 | — | Dissolved |
| Logos Payment Solutions A/S CVR 26393647 | BoardChairman | 2005 – 2013 | — | Active |
| INTRAMEDIC HOLDING A/S CVR 29199728 | BoardDeputy Chairman | 2006 – 2008 | — | Active |
| ITK2 A/S CVR 21408484 | BoardChairman | 2009 – 2011 | — | Active |
| Bestyrelsesforeningens Center for Cyberkompetencer A/S CVR 40739394 | ManagementManagement | 2019 – 2023 | — | Active |
