Data
- Act Entertainment AG Basel
- Jazz Club Luzern
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Festival Strings Lucerne - Daniel Dodds