Since the end of her acting training at the National Theatre school of Canada, Marie-Andrée has made appearances in many television series. In 2017-18, she defended the role of Louise Tétrault in the musical theatre Demain matin, Montréal m’attend at the TNM and on tour throughout Quebec, under the direction of René-Richard Cyr. She received the Olivier Reichenbach Prize for having stood out as an up and coming artist during the TNM’s 2017-18 season, as well as the Félix of the year for “Show of the year / Performers” at the 2018 ADISQ Gala. In 2023-24, she played in the musical Hair, directed by Serge Denoncourt, and performed at the Théâtre St-Denis and in Quebec’s Albert Rousseau hall.

In 2012, she sat on the board of directors of the Théâtre Exaltemps and took part in several of their creations. In March 2020, she co-founded Les Créations Unuknu, a company for which she wears the hats of administrator, production director, director and actress.