The quartet’s repertoire extends beyond classical works to include contemporary music, and they have released numerous award-winning recordings. Since 2007, András Keller has been the artistic director of Concerto Budapest, under whose leadership the orchestra has reached an outstanding artistic standard and has become a regular presence on the international concert scene. As a conductor, he has also built a remarkable career, having conducted ensembles such as the BBC Philharmonic and the Vienna Radio Symphony Orchestra. In addition, he is an active educator, teaching at the Guildhall School of Music and Drama in London and giving international masterclasses. His work has been recognized with both the Kossuth Prize and the Liszt Prize.