Data
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Pro Senectute Kanton Luzern
- domino Event SARL St. Gallen www.dominoevent.ch
- 21st Century Orchestra
- Euroconcerts Suisse Sarl
- Stiftung Lucerna
- eco2friendly, c/o Otto Fischer AG
- MyNina Spettacoli sagl
- GMkonzerte / Odessa Classics
- Pro Senectute Kanton Luzern