Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Jazz Club Luzern
- Festival Strings Lucerne
- Brassband Bürgermusik Luzern
- Lucerne Festival
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Good News Productions AG Glattpark
- Feldmusik Hochdorf
- Culture Communication GmbH
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Act Entertainment AG Basel