Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Bach Ensemble Luzern
- GC Events Sagl
- Migros-Kulturprozent-Classics
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- Rima Entertainment AG
- Good News Productions AG
- Rima Entertainment