Skip to content

How Can I Help?

Toronto Office

Our Ontario Lawyers

When success matters, there is no substitute for the advantage that comes from experience.

Search for a lawyer below:


Search Results

We're sorry, We cannot locate any lawyers with that criteria. Please search again.

Sort By:

Experience and Expertise:

How Can We Help? We’ll be happy to match you to the right qualified Lerners Lawyer.

Meet Jason Squire

Plaintiff Class Actions Lawyer

"You have to know the substantive law underlying a class action. When you understand what it takes to litigate shareholder, professional negligence, product liability and employment disputes, you have the insight to properly plan and advise on all stages of a class action."

Download Bio Sheet

Professional Highlights

  • Partner, Lerners LLP (2008 to present)
  • Partner, Hodgson Shields DesBrisay O'Donnell MacKillop Squire LLP (2004-2008)
  • Associate lawyer, Hodgson Tough Shields DesBrisay O'Donnell (1999-2004)
  • Completed articles clerking for the Office of the Chief Justice, Superior Court of Justice (Toronto) including for the Commercial List (1998-1999)

  • Benchmark Canada, Litigation Star (2015-2020) - Recognized in the following areas: Class Actions and Commercial (2015-2020); Dispute Resolution (2020)
  • Recognized and selected by peers for inclusion in “The Best Lawyers in Canada” for Alternative Dispute Resolution, Appellate Practice,  and Corporate and Commercial Litigation
  • Benchmark Canada inaugural edition (2012), 2013 and 2014: Future litigation star
  • Litigator to Watch – 2011 Lexpert Guide to the Leading US/Canada Cross-Border Litigation Lawyers in Canada
  • Named a Rising Star by Lexpert – one of Canada’s Leading Lawyers Under 40

  • Acting for a party with an interest in the Sunrise Propane Disaster class action
  • Acted for Canadian deposition witnesses in SMART Technologies Inc. Shareholder Litigation brought in the United States District Court for the Southern District of New York
  • Successful summary judgment in a case concerning administrative fees charged to 2.5 million late-paying subscribers
  • Successful defence of a certification motion in a product liability claim involving 300,000 vehicles (see "Poulin highlights role of U.S. counsel", Law Times, April 6/13, 2009) (Read online)
  • Settlement approval for class action arising out of changes to retiree health benefits
  • Acted for public issuer at trial and appeal in an oppression and valuation claim by represented and unrepresented holders of 240,000 shares - outcome: oppression claim valued at 8.6 cents per share

  • Co-author, “Re: Sino-Forest Corporation – When is an Indemnity Claim Really Just an Equity Claim?”, (with Dom Magisano), Class Act, Ontario Bar Association’s Class Actions Law Section Newsletter, May, 2013 (Read online)

  • Law Society of Upper Canada
  • The Advocates' Society
  • Toronto Commercial Arbitration Society
  • Toronto Lawyers Association
  • Canadian Bar Association

  • Admitted to Ontario Bar (2000)
  • LL.B., University of Victoria (1998) University of Victoria co-op work terms in Victoria, Vancouver and Wellington, New Zealand (1995-8)
  • Hon. B.A., University of Toronto (1994) Specialist in Sociology and Urban Studies Graduated with Distinction

Insights from LERNx