Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- DaCapo Musikmarketing GmbH
- Festival Strings Lucerne
- domino Event SARL St. Gallen www.dominoevent.ch
- GC Events Sagl
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Act Entertainment AG Basel
- domino Event SARL
November 2024
N
May 2025
M