Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Luzerner Sinfonieorchester
- Act Entertainment AG Basel
- Jazz Club Luzern
- City Light Concerts
- Festival Strings Lucerne
- 21st Century Orchestra
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Feldmusik Hochdorf
- Culture Communication GmbH
- Maya Classics
- 21st Century Orchestra