Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Verein Luzerner Blues Session
- Feldmusik Luzern
- Chor der Nationen Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- domino Event SARL