Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- City Light Concerts
- Zürcher Kammerorchester
- Zentralschweizer Jugendsinfonieorchester ZJSO
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- eco2friendly, c/o Otto Fischer AG
- City Light Concerts
- Act Entertainment AG Basel
June 2024
J
November 2024
N
May 2025
M