Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Zürcher Kammerorchester
- GMkonzerte
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Rima Entertainment AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Bliss Music LLC
- Festival Strings Lucerne - Daniel Dodds