Data
- Act Entertainment AG Basel
- City Light Concerts
- Feldmusik Luzern
- Ensemble Corund
- GMkonzerte
- Lucerne Festival
- Stargarage AG
- GC Events Sagl
- Good News Productions AG Glattpark
- Rima Entertainment AG
- eco2friendly, c/o Otto Fischer AG
- ENCORE! Entertainment AG
- Konzertbüro Augsburg GmbH
- ENCORE - Entertainment AG