Data
- AllBlues Konzert AG, Winterthur
- Gadget abc Entertainment Group AG
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Furler Productions
- Gadget abc Entertainment Group
- 21st Century Orchestra