LAWYER PROFILE
Sinziana Hennig

Sinziana Hennig

Canada 2026

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Ranked in 1 practice area

About

Provided by Stikeman Elliott LLP

Practice Areas

Sinziana Hennig is a partner in the Litigation & Dispute Resolution Group and a member of the Students Committee in the Toronto office. Her practice focuses on class actions and complex commercial litigation. Sinziana has defended class actions involving competition, securities, consumer protection, product liability, and franchise law claims. She has significant experience in defending multi-jurisdictional and cross-border class actions, as well as in obtaining dismissal of securities class actions at an early stage. Her commercial litigation experience includes M&A litigation, complex contractual disputes, competition litigation, securities litigation, shareholder disputes, and arbitral proceedings.

She has appeared before the Supreme Court of Canada, the courts of appeal of Ontario, Alberta, and Saskatchewan, superior courts in four provinces, the Federal Court, and the Ontario Securities Commission.

Chambers Review

Provided by Chambers

Chambers Canada Guide

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

Band 5
Band 5

Individual Editorial
Sinziana Hennig operates out of the Toronto office and has a wide array of class action experience. She has acted on notable price-fixing and securities class actions as part of her broader litigation practice.

Strengths

Provided by Chambers

  • Sinziana Hennig is excellent at what she does. She is crazy smart and has an immense capacity to handle complex disputes.

    Dispute Resolution: Class Action (Defence)Chambers Canada Guide
  • Sinziana is a very strong lawyer.

    Dispute Resolution: Class Action (Defence)Chambers Canada Guide

Ranked Individuals at Stikeman Elliott LLP (176)

Alberta

British Columbia

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