Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- 21st Century Orchestra
- GC Events Sagl
- Alegria Konzert GmbH
- KKL Luzern Management AG und Luzerner Sinfonieorchester
- Good News Productions AG Glattpark
- eco2friendly, c/o Otto Fischer AG
- Pro Senectute Kanton Luzern