Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Musikschule Stadt Luzern
- Lucerne Festival
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- concerts PAMPLONA concert management UG (haftungsbeschränkt)
- ANDO Music Productions GmbH
- Summer Festival | LUCERNE FESTIVAL
- Concert Hall