Data
- Classical music
- KKL Luzern Management AG
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- GC Events Sagl
- Migros-Kulturprozent-Classics
- CLAMUS Lucerne
- Smallflower Events GmbH Elsau
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Migros-Kulturprozent-Classics