Data
- Obrasso Classic Events GmbH
- AllBlues Konzert AG, Winterthur
- Festival Strings Lucerne
- Verein Luzerner Blues Session
- Lucerne Festival
- Reisefibel Leipzig
- swiss classics gmbh / Lucerne Chamber Circle
- Good News Productions AG Glattpark
- Euroconcerts Suisse Sarl
- Furler Productions
- Summer Festival | LUCERNE FESTIVAL