LAWYER PROFILE
Andrea Laing

Andrea Laing

Canada 2026

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Ranked in 2 practice areas

About

Provided by Blake, Cassels & Graydon LLP

Practice Areas

Andrea leads the Blakes Securities Litigation Group and co-leads Blakes Professional Responsibility group. Her practice focuses on class action defence, enforcement matters and the professional liability of officers and directors and auditors. Her clients include financial institutions, accounting firms and public issuers. She frequently coordinates with counsel in other jurisdictions in cross-border and multinational disputes.

Since the introduction of statutory liability for secondary market misrepresentation in Canada, Andrea has been defending public issuers and other defendants against class actions premised on misrepresentation claims. She is recognized for her thought leadership in secondary market liability issues and is regularly consulted by the media and government organizations about legislative changes and legal developments relating to securities class actions.

Andrea has successfully argued cases at all levels of court including the Supreme Court of Canada. She is consistently ranked in leading legal publications for class actions, securities litigation and commercial litigation, including having been recognized as one of Canada’s top female litigators since 2016.

Professional Memberships

Andrea frequently writes and speaks about class action developments and teaches written advocacy. She is also a member of the Canadian Bar Association, The Metropolitan Lawyers Association, The Advocates' Society and former member of the Ontario Bar Association’s Bench and Bar Committee.

Chambers Review

Provided by Chambers

Chambers Canada Guide

Litigation: Securities - Ontario

Band 2
Band 2

Individual Editorial

Andrea Laing is noted for her representation in significant securities litigation and class actions. Based in Toronto, she acts for a number of major Canadian and multinational financial institutions, accounting firms, investment funds and asset management companies.

Dispute Resolution: Class Action (Defence) - Nationwide - Canada

Band 3
Band 3

Individual Editorial
Andrea Laing is a Toronto-based lawyer with a strong track record of advising accounting firms and investment managers. Her class action practice is complemented by wider experience in securities litigation and investigations.

Strengths

Provided by Chambers

  • She offers really practical advice and is great to collaborate with.

    Litigation: SecuritiesChambers Canada Guide
  • Andrea consistently impresses with her exceptional client service, strong depth and breadth of experience and ability to think creatively in complex situations.

    Litigation: SecuritiesChambers Canada Guide
  • Her work is very well considered and strategic.

    Litigation: SecuritiesChambers Canada Guide
  • Andrea Laing provides excellent client service.

    Dispute Resolution: Class Action (Defence)Chambers Canada Guide

Ranked Individuals at Blake, Cassels & Graydon LLP (236)

Alberta

British Columbia

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