Data
- Classical music
- Act Entertainment AG Basel
- City Light Concerts
- Ensemble Corund
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- eco2friendly, c/o Otto Fischer AG
- Swiss Music Awards
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- City Light Concerts