Data
- Brass music
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Blasorchester Stadtmusik Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Euroconcerts Suisse Sarl
- Rima Entertainment AG
- ENCORE! Entertainment AG
- ANDO Music Productions GmbH