Sylvie is the founder and Past Chair of the Class Action Section of the Ontario Bar Association and she is still a member of the Executive. In addition, she is the Chair of the Canadian Bar Association National Task Force on Class Actions, Co-Chair of the International Bar Association Multi-jurisdictional Class Action/Collective Redress Working Group, Co-Chair of the International Class Actions Subcommittee of the Class Actions and Derivative Suits Committee of the American Bar Association, a member of the Québec Bar Class Action Committee and the Ontario Bench-Bar Liaison Committee. She was previously a member of the Advisory Group to the Law Reform Commission regarding the Class Proceeding Act.

Sylvie is a Director on the National Board of The Advocates’ Society and the founder and past Chair of the Québec Advisory Committee of The Advocates’ Society, where she still sits as a member. In addition, she is a member of the Grande Campagne (Canada) advisory committee for the Université de Montréal, International Association of Defense Counsel (Class Action and Multi-Party committee, International committee, Product Liability committee), Defense Research Institute (DRI), Diversity Law Institute and Trial Law Institute. Sylvie is also a Senior Fellow at the Litigation Counsel of America.

She is a sought-after speaker in Canada, the U.S. and abroad. She is a lecturer in advocacy before the civil courts, Québec Bar Admission Course, and a skills instructor with the Advocates’ Society in Québec and Ontario. 

Sylvie is a regular judge in the Harvey T. Strosberg Contest (a national competition for the best essay on class actions, open to students at universities across Canada) and a member of the Advisory Board of the ZSA Québec General Counsel Award.

Finally, Sylvie has been the Honorary Chair of the Shelter L’Abri d’espoir in Montréal for the Salvation Army since 2011 and was formerly on The Salvation Army National Advisory Board. She is also a member of the International Society of Female Professionals and a member of the Women’s Executive Network (WXN), serving in the mentorship program. Sylvie is also the Chair of the Advisory Board of the Everything in Sport - Women's North American Edition.