Data
- Obrasso Classic Events GmbH
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- 21st Century Orchestra
- GC Events Sagl
- Agentur Springbock GmbH
- WMC Media GmbH
- Feldmusik Hochdorf
- Euroconcerts Suisse Sarl
- MyNina Spettacoli sagl
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Jazz Classics
- Concert Hall
- Lucerne Hall