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- KKL Luzern Management AG
- City Light Concerts
- Gadget abc Entertainment Group AG
- Vokalensemble Luzern
- Ensemble Corund
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Lucerne Chamber Circle