Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Konzertchor Klangwerk Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- EJV Abteilung Jodelgesang
- Rima Entertainment AG
- Lorenz Hauser Management
- Festival Strings Lucerne - Daniel Dodds
- Rima Entertainment