Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Brassband Bürgermusik Luzern
- Zürcher Kammerorchester
- Ensemble Corund
- 21st Century Orchestra
- GC Events Sagl
- Good News Productions AG Glattpark
- Maya Classics
- Neo Kultur GmbH
- Festival Strings Lucerne - Daniel Dodds
- 21st Century Orchestra