Data
- AllBlues Konzert AG, Winterthur
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Festival Strings Lucerne
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Maya Classics
- Luzern Live
- GMkonzerte / Odessa Classics
- Festival Strings Lucerne - Daniel Dodds