Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- GMkonzerte
- GC Events Sagl
- Migros-Kulturprozent-Classics
- swiss classics gmbh / Lucerne Chamber Circle
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Festival Strings Lucerne - Daniel Dodds