- MNHT Holding AG in Liquidation
- Westbahnhofstrasse 2
- Solothurn
- SO
- MN Team Bau GmbH in Liquidation
- Staldenacker 7
- Gretzenbach
- SO
- MN Management Consulting GmbH
- Ruchackerstrasse 3
- Luterbach
- SO
- MN Training, Inhaber Marius Nydegger
- Hunnenweg 6
- Solothurn
- SO