Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Feldmusik Hochdorf
- Culture Communication GmbH
- Accademia Barocca Lucernensis
- Festival Strings Lucerne - Daniel Dodds
- AllBlues Konzert AG Winterthur