Data
- Jazz, Blues, Gospel
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Gadget abc Entertainment Group AG
- Ensemble Corund
- GMkonzerte
- Pro Senectute Kanton Luzern
- Stargarage AG
- GC Events Sagl
- Good News Productions AG Glattpark
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- ENCORE! Entertainment AG