Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Rima Entertainment AG
- Lorenz Hauser Management
- Neo Kultur GmbH
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds