Data
- Brass music
- Obrasso Classic Events GmbH
- City Light Concerts
- Gadget abc Entertainment Group AG
- Zürcher Kammerorchester
- Ensemble Corund
- GC Events Sagl
- swiss classics gmbh / Lucerne Chamber Circle
- Euroconcerts Suisse Sarl
- Furler Productions
- SJSO
- MusicAeterna Swiss Foundation
- Gadget abc Entertainment Group
- ENCORE! Entertainment AG
May 2025
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