Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Feldmusik Luzern
- Stadtorchester Luzern
- argovia philharmonic
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Alegria Konzert GmbH
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Maya Classics
- Gadget abc Entertainment Group
- Festival Strings Lucerne - Daniel Dodds