Datum
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Brassband Bürgermusik Luzern
- Stadtorchester Luzern
- argovia philharmonic
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Act Entertainment AG Basel
- Migros-Kulturprozent-Classics