Data
- Jazz, Blues, Gospel
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Stadtorchester Luzern
- Chor der Nationen Luzern
- Bach Ensemble Luzern
- argovia philharmonic
- GC Events Sagl
- Good News Productions AG Glattpark
- MyNina Spettacoli sagl
- Jazz Club Luzern und AllBlues Konzert AG Winterthur