Data
- AllBlues Konzert AG, Winterthur
- Festival Strings Lucerne
- Brassband Bürgermusik Luzern
- Ensemble Corund
- domino Event SARL St. Gallen www.dominoevent.ch
- Smallflower Events GmbH Elsau
- Alegria Konzert GmbH
- Culture Communication GmbH
- Swiss Music Awards
- Lorenz Hauser Management
- AllBlues Konzert AG Winterthur