Data
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Ensemble Corund
- GC Events Sagl
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- Accademia Barocca Lucernensis
- MusicAeterna Swiss Foundation
- GMkonzerte / Odessa Classics
- Festival Strings Lucerne - Daniel Dodds
- Concert Hall