Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Vokalensemble Luzern
- Lucerne Festival
- Pro Senectute Kanton Luzern
- swiss classics gmbh / Lucerne Chamber Circle
- EJV Abteilung Jodelgesang
- Feldmusik Hochdorf
- Culture Communication GmbH
- Klavier-Fest | LUCERNE FESTIVAL
- Concert Hall