Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Feldmusik Luzern
- Zentralschweizer Jugendsinfonieorchester ZJSO
- GC Events Sagl
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- Maya Classics
- Lorenz Hauser Management
- City Light Concerts
June 2024
J
November 2024
N