Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Zürcher Kammerorchester
- GMkonzerte
- Lucerne Festival
- GC Events Sagl
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- cPAMPLONAcm
- Gadget abc Entertainment Group
- Konzertbüro Augsburg GmbH
- Summer Festival | LUCERNE FESTIVAL