Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Feldmusik Hochdorf
- Konzertbüro Augsburg GmbH
- Festival Strings Lucerne - Daniel Dodds