Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- City Light Concerts
- Festival Strings Lucerne
- Lucerne Festival
- 21st Century Orchestra
- Migros-Kulturprozent-Classics
- swiss classics gmbh / Lucerne Chamber Circle
- Feldmusik Hochdorf
- Culture Communication GmbH
- DaCapo Musikmarketing GmbH
- Concert Hall