Data
- Obrasso Classic Events GmbH
- City Light Concerts
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Luzern Live
- Act Entertainment AG Basel
- Concert Hall
- Lucerne Hall