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David A. Ziegler

Dedicated business attorney.

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David A. Ziegler is an attorney based in Toronto, ONTARIO. The practice focuses on Business and Litigation.

Based in
Toronto, ONTARIO
Experience
attorney
Known for
Business · Litigation
  • Handles Business and Litigation matters from Toronto, ONTARIO.
  • Recognized with Best Lawyers in America — Corporate and Commercial Litigation (2026).

About David A. Ziegler: David A. Ziegler is an attorney based in Toronto, ONTARIO. The practice focuses on Business and Litigation.

Areas of practice

Practice focus

David A. Ziegler represents clients across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About David A. Ziegler

David Ziegler’s robust civil litigation and arbitration practice encompasses business-critical commercial and financial disputes, class actions, product liability matters, construction matters (including adjudications), and disputes requiring international arbitration. His vast experience acting for both Canada- and US-based companies is sought after for domestic and cross-border disputes, spanning a broad range of industries including mining, rail, professional services, insurance, banking and finance, accounting, manufacturing, and construction. He is also routinely trusted to advise clients on the enforcement and recognition of foreign judgments in Canada.

A dual-qualified lawyer in New York and Ontario, David leverages experience in securities litigation and general commercial disputes gained while practicing with a leading international law firm in New York, prior to joining Fasken.

Adept in managing large and complex e-Discovery projects, David also advises clients on best practices related to document preservation and collection, the preparation and circulation of litigation holds, and the use of modern data processing tools. He leads an initiative at Fasken to ensure that the Firm maintains and provides a state-of-the-art e-Discovery process for clients.

Recognition

Awards & honors

  • Best Lawyers in America — Corporate and Commercial Litigation

    2026

Locations

Office locations

Main office

333 Bay Street, Suite 2400

Toronto, Ontario

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Frequently asked

Common questions

  • What areas of law does David A. Ziegler practice?

    David A. Ziegler focuses on Business and Litigation.

  • Is David A. Ziegler a verified attorney?

    David A. Ziegler's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with David A. Ziegler?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 416-366-8381.