Data
- Brass music
- Weihnachtskonzerte
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Zentralschweizer Jugendsinfonieorchester ZJSO
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- ENCORE! Entertainment AG
December 2024
D
May 2025
M