Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Musikschule Stadt Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- Feldmusik Hochdorf
- Rima Entertainment AG
- Lorenz Hauser Management
- Secondhand Orchestra
- ANDO Music Productions GmbH
- Act Entertainment AG Basel