Data
- Obrasso Classic Events GmbH
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Rima Entertainment AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Festival Strings Lucerne - Daniel Dodds