Data
- others
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Festival Strings Lucerne
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Maya Classics
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Lorenz Hauser Management