Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Musikschule Stadt Luzern
- Stargarage AG
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Maya Classics
- Rima Entertainment AG
- Neo Kultur GmbH
- ANDO Music Productions GmbH
- Obrasso Concerts