Data
- KKL Luzern Management AG
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Zürcher Kammerorchester
- Ensemble Corund
- GC Events Sagl
- Good News Productions AG Glattpark
- Rima Entertainment AG
- Konzertbüro Augsburg GmbH
- Festival Strings Lucerne - Daniel Dodds