Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Zentralschweizer Jugendsinfonieorchester ZJSO
- 21st Century Orchestra
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Maya Classics
- Rima Entertainment AG
- Festival Strings Lucerne - Daniel Dodds
- Act Entertainment AG Basel