Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Lucerne Festival
- GC Events Sagl
- Good News Productions AG Glattpark
- Good News Productions AG
- DaCapo Musikmarketing GmbH
- Klavier-Fest | LUCERNE FESTIVAL
- Beethoven Farewell LUCERNE FESTIVAL
- Concert Hall