Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Lucerne Festival
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Maya Classics
- Rima Entertainment AG
- Verein Luzerner Orgelfreunde
- Festival Strings Lucerne - Daniel Dodds
- Act Entertainment AG Basel