French soprano Cassandre Berthon has joined GM Art&Music for General Management. Gianluca Macheda will manage her. Berthon studied violin, chamber music, and music theory at the Conservatoire of Marseille and began studying voice in 1990 with Camille Maurane. She has since performed at the Opéra National de Paris, Opéra Comique, Théâtre des Champs-Élysées, Capitole de Toulouse, Grand Théâtre de Bordeaux, {…}