Data
- Act Entertainment AG Basel
- City Light Concerts
- Feldmusik Luzern
- swiss classics gmbh / Lucerne Chamber Circle
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- eco2friendly, c/o Otto Fischer AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Secondhand Orchestra
- Jazz Classics
- Act Entertainment AG Basel