Data
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Lucerne Festival
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Festival Strings Lucerne - Daniel Dodds
- Klavier-Fest | LUCERNE FESTIVAL