Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Brassband Bürgermusik Luzern
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Feldmusik Hochdorf
- Accademia Barocca Lucernensis
- eco2friendly, c/o Otto Fischer AG
- ANDO Music Productions GmbH
- Act Entertainment AG Basel