Data
- Act Entertainment AG Basel
- Vokalensemble Luzern
- Ensemble Corund
- Lucerne Festival
- Pro Senectute Kanton Luzern
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Summer Festival | LUCERNE FESTIVAL