Data
- Obrasso Classic Events GmbH
- Festival Strings Lucerne
- Jazz Club Luzern und AllBlues Konzert AG Winterthur
- Obrasso Concerts
- Festival Strings Lucerne - Daniel Dodds
- Jazz Classics
- Alegria Konzert GmbH
- Bach Ensemble
- AllBlues Konzert AG Winterthur
- DaCapo Musikmarketing GmbH
- Accademia Barocca Lucernensis
- Concert Hall