Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Stadtorchester Luzern
- Stargarage AG
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Act Entertainment AG Basel