Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Jazz Club Luzern
- Festival Strings Lucerne
- GMkonzerte
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Euroconcerts Suisse Sarl
- Festival Strings Lucerne - Daniel Dodds