Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Stadtorchester Luzern
- Zürcher Kammerorchester
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- Hochschule Luzern - Musik
- ENCORE! Entertainment AG
- GMkonzerte / Odessa Classics
- ENCORE - Entertainment AG