Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Chor der Nationen Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- GMkonzerte / Odessa Classics
- Festival Strings Lucerne - Daniel Dodds
- Act Entertainment AG Basel