Data
- Act Entertainment AG Basel
- City Light Concerts
- Gadget abc Entertainment Group AG
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Furler Productions
- domino Event SARL
- Concert Hall