Since graduating from the Professional Theatre School at Collège Lionel-Groulx in 1988, Sylvain has distinguished himself as an actor, singer, director, and composer. He is also the co-founder and co-artistic director of Théâtre Le Clou, a creative company whose performances are aimed at both youth and adult audiences in Quebec and Europe. Among others, he has directed for the company the productions of Faire crier les murs, Le chant du Koï, and l’Océantume. The productions Je suis William and Le Scriptarium 2019 won the Critics’ Award in the Best Youth Production-Montreal category.

On stage, he has been seen in La Métamorphose at Théâtre Denise-Pelletier in the fall of ’21 in a production directed by Claude Poissant, in L’Homme de la Mancha at the Rideau Vert Theater in 2019 under the direction of René-Richard Cyr, in the revival of La fête sauvage a production of the Théâtre de Quat’sous, also in 2012 – Revue et corrigée and Un violon sur le toit (Rideau Vert Theater), Les Parapluies de Cherbourg, Frères de sang (Libretto Productions), La bonne âme du Sé-Tchouan, Antoine et Cléopâtre, Jeanne Dark, L’Opéra de Quat’sous and Le Misanthrope (Théâtre du Nouveau Monde), Footloose, La mélodie du bonheur and Hairspray (Just for Laughs) and in English in Prom Queen-the musical (Segal Centre). In the summer of 2022, he was part of the cast of the musical comedy Rock of Ages. Last May, with the graduating students in musical theater from Collège Lionel-Groulx, he directed CORDÉLIA, a musical work for which he wrote the lyrics and book. He is currently preparing the direction of NEWTON, a new musical theater creation that will be presented in the summer of 2023 at the Théâtre de la Marjolaine in Eastman.