Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Lucerne Festival
- GC Events Sagl
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- Euroconcerts Suisse Sarl
- ENCORE! Entertainment AG
- Festival Strings Lucerne - Daniel Dodds