Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Pro Senectute Kanton Luzern
- Zentralschweizer Jugendsinfonieorchester ZJSO
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Rima Entertainment AG
- Pro Senectute Kanton Luzern