During her studies, Catherine has been involved as a volunteer-researcher at the Bureau d’information juridique of the Université Laval. Passionate about law and pleadings, she also participated in the Roy et Charbonneau mock trial. She was a part of the winning team of the Tournoi Cain Lamarre, which was organized by the Comité Droit et Art Oratoire de l’Université Laval. Catherine was then elected as chairwoman of the committee for the 2022-2023 school year.