Data
- Jazz, Blues, Gospel
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Jazz Club Luzern
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Jazz Club Luzern und AllBlues Konzert AG Winterthur