About Justine

Justine Johnston is a senior associate in Baker McKenzie's Antitrust, Competition and Foreign Investment Group, specializing in obtaining regulatory approvals for domestic and cross-border transactions and advising on complex investigations. She has been recognized as an Associate to Watch by Chambers Canada since 2025.

Education & credentials

Law school
University of Ottawa

Listing compiled from public sources in July 2026. Confirm Justine Johnston’s licence and standing in the Law Society of Ontario directory ↗