Complex sentence: In New York Barab played for both the American Broadcasting Company and the Columbia Broadcasting Systems, in addition to playing in the Galimir String Quartet and helping to found the New Music Quartet of New York.
Split into simpler sentences: In New York Barab played for both the American Broadcasting Company and the Columbia Broadcasting Systems, in addition to playing in the Galimir String Quartet. It was during this time that Barab, helped found the New Music Quartet of New York.