Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Ensemble Corund
- Radio Pilatus AG *
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Rima Entertainment AG
- SJSO
- GMkonzerte / Odessa Classics
- Pro Senectute Kanton Luzern