Vienna State Ballet, Wiener Staatsballett, is considered one of the world's top ballet companies. It was formerly named the Vienna State Opera Ballet as it is based at the Vienna State Opera building. In 2005 the ballets of the Vienna State Opera and the Vienna Volksoper were merged under the name Das Ballett der Wiener Staatsoper und Volksoper and Gyula Harangozo became the artistic director. On 1 September 2010, a further name change was accompanied by a change in leadership. Manuel Legris, former principal dancer with the Paris Opera Ballet, succeeded as the artistic director.