LAWYER PROFILE
John M. Picone

John M. Picone

Canada 2026

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Chambers ranking badge

Ranked in 1 practice area

About

Provided by Cassels Brock & Blackwell LLP

Canada

Practice Areas

National Chair of the Litigation and Dispute Resolution Practice and Co-Chair of the Securities Litigation Group. Practice focuses on complex securities, corporate, and commercial litigation, with an emphasis on shareholder disputes, securities class actions, and regulatory investigations and proceedings before the Capital Markets Tribunal. Takes a strategic, practical, and results-oriented approach to highly complicated disputes. Offers extensive experience representing public companies, directors and senior executives, and shareholders across numerous industries, especially in urgent litigation. Has argued appeals before the Supreme Court of Canada and the Court of Appeal for Ontario, and appears regularly before the Ontario Superior Court of Justice (Commercial List) and the Ontario Capital Markets Tribunal. Member of the Ontario Bar Association Civil Litigation Executive.

Chambers Review

Provided by Chambers

Chambers Canada Guide

Litigation: Securities - Ontario

Band 3
Band 3

Individual Editorial

John Picone has attained a strong reputation for his litigation practice, which focuses on advising clients on securities and shareholder litigation and defending regulatory enforcement. He is based in Cassels Brock & Blackwell's Toronto office, where he co-chairs the securities litigation group.

Strengths

Provided by Chambers

  • John is smart, knowledgeable and a good strategic thinker.

    Litigation: SecuritiesChambers Canada Guide
  • His determination and knowledge provide us the confidence we need.

    Litigation: SecuritiesChambers Canada Guide
  • John is capable, commercial and efficient.

    Litigation: SecuritiesChambers Canada Guide
  • He is a practical and outstanding adviser.

    Litigation: SecuritiesChambers Canada Guide

Ranked Individuals at Cassels Brock & Blackwell LLP (79)

Alberta

British Columbia

Nationwide - Canada

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