Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Act Entertainment AG Basel
- Pro Senectute Kanton Luzern
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Stiftung Lucerna
- eco2friendly, c/o Otto Fischer AG
- Furler Productions
- MyNina Spettacoli sagl
- Lorenz Hauser Management
- Pro Senectute Kanton Luzern