Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- City Light Concerts
- Zürcher Kammerorchester
- 21st Century Orchestra
- GC Events Sagl
- Migros-Kulturprozent-Classics
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Alegria Konzert GmbH
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Jazz Classics
- Concert Hall
- Auditorium