Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- GMkonzerte
- Lucerne Festival
- GC Events Sagl
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Festival Strings Lucerne - Daniel Dodds
- Summer Festival | LUCERNE FESTIVAL
- Klavier-Fest | LUCERNE FESTIVAL