Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds
- AllBlues Konzert AG Winterthur