Administrative and Public Law Corporate and Commercial Litigation Energy Regulatory Law
Jennifer Teskey
Awarded Practice Areas
Biography
Jennifer Teskey is Canadian managing partner, chair of our Canadian Management Committee and a member of our Global Executive Committee. She practises in corporate and commercial litigation, with an emphasis on class actions, securities, accounting, regulatory and energy-related matters. Clients represented by Ms. Teskey include professional regulators, pharmaceutical, financial services, manufacturing, transportation, technology and energy companies. She has appeared before all levels of Ontario courts as well as courts in Saskatchewan, Newfoundland and New Brunswick. Ms. Teskey has also appeared before many administrative tribunals, including the Ontario Securities Commission, the Ontario Energy Board, the Electrical Safety Authority and the Association of Professional Geoscientists of Ontario. She also regularly advises accounting regulators. Ms. Teskey has specific experience with complex accounting matters, commercial litigation, injunctions and class actions.
Overview
Client Testimonials
Awards & Focus
Recognized in The Best Lawyers in Canada™ 2026 for work in:
- Administrative and Public Law
- Corporate and Commercial Litigation
- Energy Regulatory Law
News & Media
Publications
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