Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- GC Events Sagl
- Alegria Konzert GmbH
- Agentur Springbock GmbH
- Feldmusik Hochdorf
- Rima Entertainment AG
- MyNina Spettacoli sagl
- CH Regionalmedien AG
- Festival Strings Lucerne - Daniel Dodds
- Concert Hall
- Lucerne Hall