The Austrian Ensemble Castor, which has been founded by internationally successful musicians in 2010, has already established itself as an highly valued early music group beyond the Austrian border. The musical director of Castor is the Austrian violinist Petra Samhaber-Eckhardt. Castor works together with internationally renowned singers as Alois Mühlbacher, Johanna Falkinger, and Silvia Frigato and has regular projects with Enrico Onofri, Dorothee Oberlinger, and Jana Semerádová. Ensemble Castor is performing at international festivals and in concert halls like Carinthischer Sommer, Boston Early Music Festival, Early Music Vancouver, Festival St. Gallen, Fränkischer Sommer, Elbphilharmonie Hamburg, HändelFestspiele Halle, Internationale Barocktage Stift Melk and various outstanding reviews give evidence of its high quality.