Data
- AllBlues Konzert AG, Winterthur
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Stadtorchester Luzern
- 21st Century Orchestra
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Culture Communication GmbH
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds