Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Reisefibel Leipzig
- domino Event SARL St. Gallen www.dominoevent.ch
- argovia philharmonic
- GC Events Sagl
- Good News Productions AG Glattpark
- Furler Productions
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- ANDO Music Productions GmbH
- Act Entertainment AG Basel