Data
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- argovia philharmonic
- GC Events Sagl
- Alegria Konzert GmbH
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Alegria Konzert GmbH
- AllBlues Konzert AG Winterthur
- Good News Productions AG
October 2024
O
November 2024
N
December 2024
D
February 2025
F
April 2025
A
May 2025
M