As directing soloist and conductor Ernst Kovacic cooperates with many chamber orchestras: from 1996 to 1998 he was artistic director of the Vienna Chamber Orchestra. Amongst others he played with the Scottish – Irish – English Chamber Orchestras, the Northern Sinfonia, the Britten Sinfonia, Stuttgart Chamber Orchestra, St. Paul´s Chamber Orchestra, the Norwegian Chamber Orchestra, the Klangforum Wien, the ensemble modern, Camerata Salzburg and Bern and Deutsche Kammerphilharmonie Bremen.
In 2007 he has taken over the artistic direction of the Wroclaw Chamber Orchestra LEOPOLDINUM in Poland. With this orchestra he appeared at the Flandern Festival, Brücken-Festival and the Warsaw Autumn 2008. In the running season they will take part in the 13. Easter Ludvig van Beethoven Festival in Warsaw and at LEO Festival in Wroclaw. Furthermore they have recently completed a recording of all string orchestra works by Ernst Krenek for Phönix. End of march 09 their premiere recording of young Beethovens unknown Konzertstück for violin and orchestra in C major will be released on CD Accord.
Ernst Kovacic plays a violin of Giovanni Battista Guadagnini from 1753.