Data
- AllBlues Konzert AG, Winterthur
- Gadget abc Entertainment Group AG
- Feldmusik Luzern
- Konzertchor Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- Migros-Kulturprozent-Classics
- CLAMUS Lucerne
- WMC Media GmbH
- eco2friendly, c/o Otto Fischer AG
- 21st Century Orchestra