Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Ensemble Corund
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- CONCORDIA
- Luzern Live
- Festival Strings Lucerne - Daniel Dodds