Violinist with the Vienna-based Alban Berg Quartet, Schulz has been with the quartet since  1978. Prolific recording artists, the Alban Berg has recorded complete quartets by Beethoven, Brahms, Berg, Webern, and Bartók, the complete late Mozart and late Schubert quartets, and works by Haydn, Dvořák, Schumann, Ravel, Debussy, and many others. They have recorded live at Carnegie Hall, the Konzerthaus in Vienna, and the Queen Elizabeth Hall in London, and have their own concert series at the Konzerthaus and in London’s Royal Festival Hall, where they are quartet laureate. Schulz is also a founding member of the Salzburg String Trio and the Düsseldorf String Quartet. He is professor of violin at the Hochschule für Musik in Vienna and a professor of chamber music in Cologne.