Data
- Act Entertainment AG Basel
- City Light Concerts
- Gadget abc Entertainment Group AG
- Lucerne Festival
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- CLAMUS Lucerne
- Alegria Konzert GmbH
- Agentur Springbock GmbH
- Hochschule Luzern - Musik
- Klavier-Fest | LUCERNE FESTIVAL