Data
- others
- Obrasso Classic Events GmbH
- Radio Pilatus AG
- Act Entertainment AG Basel
- City Light Concerts
- GMkonzerte
- Zentralschweizer Jugendsinfonieorchester ZJSO
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Obrasso Concerts