Data
- Talks, Referate
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Brassband Bürgermusik Luzern
- GMkonzerte
- Lucerne Festival
- Pro Senectute Kanton Luzern
- GC Events Sagl
- Migros-Kulturprozent-Classics
- Good News Productions AG Glattpark
- Culture Communication GmbH
- Euroconcerts Suisse Sarl
- Furler Productions