Data
- Jazz, Blues, Gospel
- KKL Luzern Management AG
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- GC Events Sagl
- Good News Productions AG Glattpark
- Furler Productions
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Konzertbüro Augsburg GmbH