Data
- Folk music
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Brassband Bürgermusik Luzern
- Zürcher Kammerorchester
- Ensemble Corund
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl