Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Musikschule Stadt Luzern
- Lucerne Festival
- 21st Century Orchestra
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- World Band Festival Luzern
- Concert Hall