JJ

John J. Chapman

John J. Chapman

Areas of practice

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Since 1983
43 yrs

Since 1983

Bar admission
1

Bar admission

By appointment
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By appointment

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John J. Chapman at a glance

Verified credentials for John J. Chapman sourced from public bar records.

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Areas of practice

Practice focus

John J. Chapman represents clients across the following areas of law. Each area links to other verified attorneys with the same focus.

Biography

About John J. Chapman

John’s practice is in corporate and commercial litigation, and includes contract disputes, real estate litigation, shareholder remedies, fiduciary obligations, insolvency and class actions.

He has appeared before all levels of trial and appellate courts and before domestic and international arbitral tribunals. A significant percentage of his practice is in the Ontario Commercial Court. He has also represented members of the National Hockey League in salary arbitrations with their players.

He has successfully acted as lead counsel on multi-million dollar disputes, which have included: the supply of defective equipment in an Australian zinc refinery; cost overruns and delays in a hazardous waste decontamination project; litigation surrounding the closure of major anchor supermarket tenants in retail malls; the restructuring of a major beverage manufacturer plagued by highly acrimonious shareholder relations; the enforcement of security by major Canadian financial institutions; and mass investor frauds.

Many of his cases involve the need to organize complex financial technical or scientific facts so that they can be properly understood by the court.

Given his experience with such diverse and complex litigation matters, he is comfortable working with clients to create and monitor litigation budgets and in using technology to minimize litigation costs where possible.

John has written many articles on topics encountered in complex commercial litigation published in leading Canadian law journals.

Jurisdictions

Bar admissions

  • Ontario

    1983 · ACTIVE

Recognition

Awards & honors

  • Best Lawyers in America — Corporate and Commercial Litigation

    2026

Locations

Office locations

Main office

40 King Street West, Suite 6600

Toronto, Ontario

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Frequently asked

Common questions

  • What areas of law does John J. Chapman practice?

    John J. Chapman focuses on Business and Litigation.

  • How experienced is John J. Chapman?

    John J. Chapman has 43 years of legal practice, having been licensed since 1983.

  • Is John J. Chapman a verified attorney?

    John J. Chapman's profile is listed but has not yet been claimed by the attorney. Verification status is pending.

  • How can I schedule a consultation with John J. Chapman?

    You can book a consultation through LawyersListed directly from this page. Initial outreach can also be made by phone at 416-595-8500.