Data
- Jazz, Blues, Gospel
- Act Entertainment AG Basel
- Bach Ensemble Luzern
- Reisefibel Leipzig
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Rima Entertainment AG
- eco2friendly, c/o Otto Fischer AG
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Concert Hall
- Lucerne Hall