Esther Gonthier is recognized as one of the most versatile and sought-after pianists in Canada. She enjoys a very busy career as a rehearsal pianist, vocal coach, and concert artist. Having worked on over 120 operas, she has a vast knowledge of the repertoire and holds a highly enviable position in the world of the vocal arts. She regularly works as a rehearsal pianist with the Opéra de Montréal, the Canadian Opera Company, the Orchestre symphonique de Montréal, the Opéra de Québec, the Festival de Lanaudière, and the Orchestre Métropolitain, among others. She has assisted such noted conductors as Jean-Claude Casadesus, Rafaël Frübeck de Burgos, Eliahu Inbal, Michel Plasson, Charles Dutoit, Yannick Nézet-Séguin, Jacques Lacombe, and Kent Nagano. On the concert stage, she has accompanied such high-calibre soloists as Marie-Nicole Lemieux, Susan Platts, Nathalie Paulin, and Lyne Fortin, not to mention her work as a rehearsal pianist with such prestigious names as José Van Dam, Kiri Te Kanawa, Federica Von Stade, and Nancy Argenta. Many young singers from the Atelier lyrique de l’Opéra de Montréal, the Schulich School of Music at McGill University, the Conservatoire de musique de Montréal, and the Université de Montréal’s Faculty of Music benefit from her vast experience as a vocal coach. Lastly, as a concert pianist, she has frequently been invited to perform with the Orchestre des Grands Ballets Canadiens.