Data
- Obrasso Classic Events GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Agentur Springbock GmbH
- EJV Abteilung Jodelgesang
- Feldmusik Hochdorf
- MyNina Spettacoli sagl
- Secondhand Orchestra
- domino Event SARL
- Concert Hall
- Lucerne Hall