Data
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- GC Events Sagl
- Agentur Springbock GmbH
- Feldmusik Hochdorf
- MyNina Spettacoli sagl
- Festival Strings Lucerne - Daniel Dodds
- Concert Hall
- Lucerne Hall