Data
- Opera, Operetta
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- City Light Concerts
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Brassband Bürgermusik Luzern
- Pro Senectute Kanton Luzern
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- GMkonzerte / Odessa Classics
- Concert Hall