Jeffrey Simpson photo
Jeffrey Simpson photo
Jeffrey Simpson photo

Jeffrey Simpson maintains a broad-based commercial litigation practice involving all aspects of counsel work. His extensive experience includes class actions, and matters relating to employment and competition law, shareholder disputes, product liability, insurance and construction.

Appearing at trial, and before appellate courts and administrative tribunals, Jeffrey assists clients in a range of industries, including the automotive, financial services, energy and manufacturing sectors.



Representative Matters

  • Lead counsel for Mastercard in successful defence of resale price maintenance complaint before Canadian Competition Tribunal.
  • Lead counsel for Rogers Communications Inc. in successful defence at trial of claim for alleged misuse of confidential information.
  • Lead counsel for Goldstone Resources in successful defence at trial of employment/shareholder dispute.
  • Lead counsel for Mastercard in several class actions alleging price fixing conspiracies.
  • Lead counsel in other class actions alleging price fixing conspiracies, including auto parts, compressors, LCD and CRT.
  • Lead counsel in other competition law trials including Polaroid Canada v. Continent-Wide Enterprises and R. v. North Sails Fogh.
  • Lead counsel in successful defence on appeal of St. Lawrence Starch shareholder dispute (Alldrew v. Nibrol).
  • Lead counsel for plaintiff at trial and on appeal in successful multimillion dollar claim for stock options (Sambrook v. Altamira).
  • Lead counsel in successful defence at trial of claim by professional hockey player for loss of future income (Mellanby v. Pinkerton’s).

News


Directorships & Affiliations

  • Canadian Bar Association
  • Toronto Lawyers Association

Education & Admissions

1980
Called to the Ontario bar
1978
LLBOsgoode Hall Law School

Insights (15 Posts)View More

Featured Insight

The Competition Bureau Goes Property Hunting (in Search of Anticompetitive Leases)

Analyzing the Competition Bureau's preliminary guidelines describing its approach for challenging competitor "property controls" in commercial leases

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Aug 13, 2024
Featured Insight

Changes to the Competition Act: What Merging Parties Need to Know

The Competition Act's amendments to Canada's merger review regime are significant, and merging parties should take note.

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Jul 24, 2024
Featured Insight

Bill C-59’s Expansion of the Competition Act’s Deceptive Marketing Practices: “Greenwashing” and Steering Clear of Environmental Misrepresentation

Guidance on the amendments to the deceptive marketing practices provisions in the Competition Act designed to "crack down" on "greenwashing".

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Jul 8, 2024
Featured Insight

Ready for Change? Bill C-59 Rewrites the Competition Playbook

Bill C-59 has been enacted, introducing significant changes to all aspects of Canada’s competition law regime.

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Jun 21, 2024
Featured Insight

New Era of Foreign Investment Scrutiny Starts in Canada with Passage of Investment Canada Act Amendment Bill

Bill C-34 amends the Investment Canada Act to enhance the government of Canada's national security review powers.

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Mar 27, 2024
Featured Insight

Canada’s New Policies on Investments in the Interactive Digital Media Sector

On March 1, 2024, the Canadian government introduced new policies to increase scrutiny of foreign investments in Canada's Interactive Digital Media sector.

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Mar 6, 2024
Featured Insight

2024 Changes to Canada’s Thresholds for Merger Notification and Investment Canada Act Reviews

Providing updates on the 2024 merger thresholds under Canada's Competition Act and Investment Canada Act.

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Feb 28, 2024
Featured Insight

Competition Act Amendments Proceed at Pace

Bill C-56, the Affordable Housing and Groceries Act, part of the federal government’s efforts to overhaul the Competition Act, has received Royal Assent.

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Dec 28, 2023
Featured Insight

Transformative Change: Your Guide to Canada’s Breathtaking Competition Act Changes

We provide a summary of far-reaching Competition Act amendments proposed in 2023.

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Dec 5, 2023
Featured Insight

Round One of Competition Act Amendments Passed; National Security Review Regime Amended

New amendments to the Competition Act were passed today as part of the budget implementation bill.

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Jun 27, 2022
Featured Insight

Significant Changes Coming to Canada’s Competition Act

The Canadian federal government has introduced a series of significant changes to Canada's Competition Act.

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May 3, 2022
Featured Insight

Uber Drivers Given a Low-Arb Diet: Ontario Court of Appeal Invalidates Arbitration Clauses

Ontario Court of Appeal permitted a proposed class action against Uber Technologies Inc. to proceed despite the plaintiff agreeing to an arbitration clause

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Jul 22, 2020
Featured Insight

Heller v. Uber – What Employers Need to Know

SCC‘s decision in Heller v. Uber: employers beware when crafting arbitration clauses to avoid denying employees remedies afforded by the ESA (Ont.)

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Jul 1, 2020
Featured Insight

The Godfrey Decision: Competition Class Action Certification Made (Even) Easier

Price fixing; umbrella purchasers; aggregate damages.

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Oct 2, 2019
Featured Insight

Working Notice: Class Action Succeeds in Challenging When Clock Starts

Working Notice: Class Action Succeeds in Challenging When Clock Starts

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Dec 6, 2017

Deals & Cases (1 Posts)

Featured Insight

Most Extensive Class Action Settlement Approval Contest in Canadian Class Action History

Mastercard retained McMillan for representation before the Canadian Competition Tribunal in connection with its “Honour All Cards” and “No Surcharge” rules. Mastercard and Visa were also sued in numerous class action lawsuits in Québec, Ontario, Saskatchewan, Alberta and British Columbia relating to the Mastercard and Visa interchange fees and rules.

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Dec 1, 2021