| MARKMAN CM ApS CVR 10014514 | BoardBoard of Directors | 2003 – 2007 | — | Dissolved |
| RIGMOR NIELSENS FOND CVR 11628885 | BoardBoard of Directors | 1999 – 2025 | — | Active |
| MARKMAN REKRUTTERING OG GENPLACERING A/S CVR 19400670 | OtherFounder | 1996 – 2019 | — | Dissolved |
| SELSKABET CC A/S CVR 20381531 | BoardBoard of Directors | 2007 – 2007 | — | Dissolved |
| MMG HOLDING ApS CVR 20754591 | OtherFounder | 1998 – 2004 | — | Dissolved |
| SPRINGBOARD STRATEGI A/S CVR 20974095 | BoardChairman | 1998 – 2008 | — | Dissolved |
| SPRINGBOARD ApS CVR 26172535 | ManagementManagement | 2003 – 2006 | — | Dissolved |
| SPRINGBOARD HR ApS CVR 26209196 | BoardBoard of Directors | 2001 – 2002 | — | Dissolved |
| SPRINGBOARD MANAGEMENT A/S CVR 26733154 | BoardBoard of Directors | 2004 – 2005 | — | Dissolved |
| MIND SYSTEMS ApS CVR 27979807 | BoardBoard of Directors | 2004 – 2009 | — | Dissolved |
| MARKMAN TELEMARKETING A/S CVR 10088925 | BoardChairman | 2007 – 2017 | — | Active |
| MARKMAN HOLDING ApS CVR 34354294 | BoardChairman | 2012 – 2017 | — | Dissolved |
| MARKMAN KOMPETENCECENTER A/S CVR 34467838 | BoardChairman | 2012 – 2017 | — | Dissolved |
| MADE ERHVERVSPSYKOLOGER ApS CVR 35026797 | BoardBoard of Directors | 2013 – 2017 | — | Dissolved |
| BPA CARE ApS CVR 36044195 | ManagementManagement | 2014 – 2016 | — | Dissolved |
| Cpluz Invest ApS CVR 31601835 | BoardChairman | 2008 – 2011 | — | Active |
