Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Verein Luzerner Blues Session
- Zürcher Kammerorchester
- Lucerne Festival
- Pro Senectute Kanton Luzern
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Culture Communication GmbH
- Lucerne Chamber Circle
- Concert Hall