Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- Jazz Club Luzern
- DaCapo Musikmarketing GmbH
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- Migros-Kulturprozent-Classics
- CLAMUS Lucerne
- Smallflower Events GmbH Elsau
- Alegria Konzert GmbH
- Konzertbüro Augsburg GmbH
- Act Entertainment AG Basel