- JCEM GmbH
- Industrie Allmend 27
- Fulenbach
- SO
- JCS Jäggi Consulting Systems
- Edmund Wyss-Strasse 9
- Solothurn
- SO
- JCW network ag
- Dornacherstrasse 27
- Olten
- SO
- JCONS GmbH
- Rebenstrasse 16 A
- Lostorf
- SO
- JCEM Group GmbH
- Industrie Allmend 27
- Fulenbach
- SO
- JCEM FM GmbH
- Industrie Allmend 27
- Fulenbach
- SO