Data
- KKL Luzern Management AG
- Act Entertainment AG Basel
- Ensemble Corund
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- EJV Abteilung Jodelgesang
- Euroconcerts Suisse Sarl
- Accademia Barocca Lucernensis
- 21st Century Orchestra