Data
- Obrasso Classic Events GmbH
- Luzerner Sinfonieorchester
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- 21st Century Orchestra
- GC Events Sagl
- Alegria Konzert GmbH
- Agentur Springbock GmbH
- Feldmusik Hochdorf
- Maya Classics
- MyNina Spettacoli sagl
- Festival Strings Lucerne - Daniel Dodds
- Concert Hall