Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Verein Luzerner Blues Session
- Ensemble Corund
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- Rima Entertainment AG
- AllBlues Konzert AG Winterthur
- Act Entertainment AG Basel
- Lucerne Hall