Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Zürcher Kammerorchester
- Lucerne Festival
- GC Events Sagl
- Good News Productions AG Glattpark
- Lorenz Hauser Management
- World Band Festival Luzern
- Good News Productions AG
- Act Entertainment AG Basel