| ODENSE AFFALDSSORTERING A/S CVR 10099455 | BoardChairman | 2003 – 2008 | — | Dissolved |
| GENFIBER A/S CVR 10380448 | OtherUnofficial title | 1986 – 1993 | — | Dissolved |
| KØGE RENHOLDNINGSSELSKAB A/S CVR 10773083 | BoardChairman | 1987 – 1995 | — | Dissolved |
| VEJEN KRAN OG CONTAINER ApS CVR 11078044 | BoardBoard of Directors | 1998 – 2001 | — | Dissolved |
| IBKA A/S CVR 87673510 | BoardBoard of Directors | 1999 – 2000 | — | Active |
| MP NR. 2 A/S CVR 13427135 | ManagementManagement | 1997 – 1999 | — | Dissolved |
| A/S PSE NR. 3440 CVR 13427380 | BoardChairman | 1997 – 1999 | — | Dissolved |
| A/S PSE NR. 3441 CVR 13427402 | BoardBoard of Directors | 1997 – 1999 | — | Dissolved |
| POLYWOOD A/S CVR 13859701 | BoardBoard of Directors | 1990 – 1991 | — | Dissolved |
| RANDERS OMLAST ApS CVR 13979197 | BoardBoard of Directors | 1995 – 1997 | — | Dissolved |
| GEN-TEK I/S CVR 14026649 | BoardBoard of Directors | 1997 – 1999 | — | Active |
| WASTE MANAGEMENT DANMARK A/S CVR 14321934 | BoardBoard of Directors | 1999 – 2001 | — | Dissolved |
| FARUM INDUSTRIRENOVATION A/S CVR 15129743 | BoardChairman | 1991 – 2007 | — | Dissolved |
| DRAS NR. 1392 A/S CVR 15136642 | BoardBoard of Directors | 1997 – 1999 | — | Dissolved |
| DANSK SPECIAL AFFALD A/S CVR 15348739 | BoardBoard of Directors | 1991 – 2005 | — | Dissolved |
| MP NR. 3 ApS CVR 15961589 | BoardBoard of Directors | 1992 – 1995 | — | Dissolved |
| MICRO MATIC A/S CVR 17177176 | BoardChairman | 2010 – 2015 | — | Dissolved |
| RECODAN PAPIRSORTERING A/S CVR 18021099 | BoardChairman | 2007 – 2008 | — | Dissolved |
| A/S MP - 4S JORDRENS CVR 19274632 | BoardBoard of Directors | 1996 – 2005 | — | Dissolved |
| MP/ONYX MILJØSERVICE A/S CVR 21408972 | ManagementChief Executive Officer | 2001 – 2006 | — | Dissolved |
| JAN KASTRUP TRANSPORT A/S CVR 21703907 | BoardChairman | 2002 – 2007 | — | Active |
| MARIUS PEDERSEN HOLDING A/S CVR 25116763 | BoardChairman | 2013 – 2018 | — | Dissolved |
| MP EJENDOMSAKTIESELSKAB, FERRITSLEV CVR 26299616 | OtherFounder | 2001 – 2019 | — | Dissolved |
| Stibo Software Group A/S CVR 78603011 | BoardBoard of Directors | 1998 – 2008 | — | Active |
| Selskabet af 011018 A/S CVR 27308589 | BoardDeputy Chairman | 2018 – 2019 | — | Dissolved |
| 3C RETAIL Holding A/S CVR 25247191 | BoardBoard of Directors | 2008 – 2013 | — | Active |
| KJAER GROUP A/S CVR 81317216 | BoardBoard of Directors | 2006 – 2006 | — | Active |
| EAR A/S CVR 30964918 | BoardBoard of Directors | 2005 – 2011 | — | Dissolved |
| Stibo DX A/S CVR 41915811 | BoardBoard of Directors | 1998 – 2008 | — | Active |
| SAWO HOLDING A/S CVR 29212716 | BoardDeputy Chairman | 2020 – 2023 | — | Active |
| PLUS PACK A/S CVR 37754013 | BoardBoard of Directors | 2013 – 2013 | — | Active |
| RENOVADAN MILJØSERVICE A/S CVR 34806713 | BoardBoard of Directors | 1999 – 2001 | — | Dissolved |
| MPS CONTRACTORS I/S CVR 36517441 | BoardBoard of Directors | 1989 – 1997 | — | Active |
| ENTREPRENØR MARIUS PEDERSENS FOND CVR 11594174 | BoardBoard of Directors | 1988 – 2014 | — | Active |
| DANFIBER A/S CVR 13591377 | BoardBoard of Directors | 1997 – 1999 | — | Dissolved |
| Buderupholm Dambrug og Fiskesøer A/S CVR 42474517 | BoardDeputy Chairman | 2021 – 2023 | — | Active |
| REPLAST A/S CVR 70354012 | BoardBoard of Directors | 1983 – 1991 | — | Dissolved |
| HANS P. OLSEN. VOGNMANDSFORRETNING A/S CVR 72344219 | BoardChairman | 2003 – 2007 | — | Dissolved |
| MARIUS PEDERSEN RENOVATION. FYN-SYD ApS CVR 83049510 | BoardBoard of Directors | 1977 – 2002 | — | Dissolved |
| RM AF 18/4 97 ApS CVR 87267016 | BoardBoard of Directors | 1979 – 1997 | — | Dissolved |
| SPORTSBYG A/S CVR 87433013 | BoardBoard of Directors | 1978 – 1999 | — | Dissolved |
| Marius Pedersen Holding A/S CVR 35846735 | BoardChairman | 2014 – 2018 | — | Active |
| 3C RETAIL A/S CVR 21478008 | BoardBoard of Directors | 2003 – 2015 | — | Active |
| MARIUS PEDERSEN A/S CVR 49979517 | ManagementManagement | 2019 – 2019 | — | Active |
| SAWO A/S CVR 57008113 | BoardBoard of Directors | 2022 – 2023 | — | Active |
| MICRO MATIC A/S CVR 49655118 | BoardBoard of Directors | 2014 – 2015 | — | Active |
