Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- cPAMPLONAcm
- Konzertbüro Augsburg GmbH
- Act Entertainment AG Basel