The Chorus of the Opéra de Monte-Carlo has been directed by Stefano Visconti since 2007 and consists of 40 singers. Alongside its performances at the Opéra de Monte-Carlo the chorus works with several cultural institutions of the Principality, including Les Ballets de Monte-Carlo and the Orchestre Philharmonique de Monte-Carlo.
The chorus regularly participates in performances given abroad by the Opéra de Monte-Carlo, including Roméo et Juliette, La bohème and La Fille du régiment at the Royal Opera House Muscat, La Favorite, Guillaume Tell and Lakmé at the Théâtre des Champs-Élysées in Paris, Aida, Samson et Dalila and L’elisir d’amore at the Chorégies d’Orange and Giulio Cesare at the Opéra Royal in Versailles. In 2022 the chorus appeared at the Vienna State Opera with Cecilia Bartoli and Les Musiciens du Prince — Monaco as part of the festival Rossini Mania, returning in 2024 for Barocchissimo. The ensemble made its Salzburg debut at the Whitsun Festival 2025 in a concert performance of La traviata and in the opera gala Rossini in Venice.
Alongside numerous appearances with Cecilia Bartoli the chorus has performed with other internationally renowned singers, including Juan Diego Flórez, Plácido Domingo, Bryn Terfel, Roberto Alagna and Elīna Garanča. It is dedicated to exploring a wide range of styles, from sacred music to crossover programmes, in order to reach the widest audience possible.