Data
- others
- Opera, Operetta
- Classical music
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- GMkonzerte
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- concerts PAMPLONA concert management UG (haftungsbeschränkt)
- Festival Strings Lucerne - Daniel Dodds
- Migros-Kulturprozent-Classics