Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Stadtorchester Luzern
- Zürcher Kammerorchester
- Lucerne Festival
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Migros-Kulturprozent-Classics