Data
- benefit concert
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Ensemble Corund
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- Feldmusik Hochdorf
- Accademia Barocca Lucernensis
- CONCORDIA