Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- EJV Abteilung Jodelgesang
- Furler Productions
- Gadget abc Entertainment Group
- Neo Kultur GmbH
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds