Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Verein Luzerner Blues Session
- Zürcher Kammerorchester
- Lucerne Festival
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Culture Communication GmbH
- Mendelssohn-Fest 08.04.-10.04.2022
- Klavier-Fest | LUCERNE FESTIVAL
- Concert Hall