About Mathieu

Mathieu Longval is a member of the Quebec Bar and a graduate of the University of Montreal (LL.B., 2020). He joined Devine Schachter Polak in 2021 as an intern before continuing his career there as a lawyer, focusing on family law matters including divorce, division of assets, separation, custody, support, and Youth Protection files. He is involved in organizations working to make legal information more accessible to the public and sits on boards related to housing and animal law. He offers bilingual services in French and English.

Practice areas

Family Law Wills, Estates & Trusts

Education & credentials

Law school
University of Montreal

Listing compiled from public sources in July 2026. Confirm Mathieu Longval’s licence and standing in the Barreau du Québec directory ↗