Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Verein Luzerner Blues Session
- Zürcher Kammerorchester
- Ensemble Corund
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- MyNina Spettacoli sagl
- ENCORE! Entertainment AG
- Act Entertainment AG Basel