Data
- Talks, Referate
- Ensemble Corund
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Smallflower Events GmbH Elsau
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Maya Classics
- Furler Productions
- Lorenz Hauser Management
- Gadget abc Entertainment Group
- Neo Kultur GmbH