Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Brassband Bürgermusik Luzern
- Zürcher Kammerorchester
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Rima Entertainment AG
- MyNina Spettacoli sagl
- Festival Strings Lucerne - Daniel Dodds