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
- 21st Century Orchestra
- Feldmusik Hochdorf
- Culture Communication GmbH
- Klavier-Fest | LUCERNE FESTIVAL
- Concert Hall