Data
- Jazz, Blues, Gospel
- Obrasso Classic Events GmbH
- Act Entertainment AG Basel
- Festival Strings Lucerne
- Gadget abc Entertainment Group AG
- Migros-Kulturprozent-Classics
- Smallflower Events GmbH Elsau
- Euroconcerts Suisse Sarl
- Stiftung Lucerna
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Concert Hall