Matthew Karabus Partner

Speaks:  English

Year of Call: 2012 - Ontario

Primary phone: +1 416-369-6181

Fax: +1 416-862-7661


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Primary office:  Toronto

Matthew Karabus

Matthew Karabus is a partner in the Commercial Litigation and Arbitration groups of Gowling WLG's Toronto office.

He has a wide range of commercial dispute resolution experience, most regularly in matters involving:

  • Contractual disputes, shareholder litigation, banking litigation and commercial real estate disputes
  • Administrative law and litigation involving government and regulated industries
  • Injunctions, fraud claims and enforcement of foreign judgements

Matthew has acted as counsel in numerous arbitrations and at every level of court in Ontario.

Teaching, writing and pro bono work

Matthew is active in teaching and writing in the profession. 

He is an instructor at Osgoode Hall's Professional Development Program as well as the Intensive Trial Advocacy Workshop, teaching lawyers advanced trial advocacy techniques. He is also a past instructor at the University of Windsor teaching legal remedies (injunctions and specific performance).

Matthew also sits on the Board of Directors of the Toronto Lawyers' Association, an organization that has represented the interests of lawyers practising in the city of Toronto for over 130 years.

Career & Recognition

Filter timeline:
  • 2012

    • Qualifications (Year of Call/Admission, etc.)
      Year of Call, Ontario
    • Education
      University of Cape Town, LLB


  • Canadian Bar Association
  • Ontario Bar Association
  • The Advocates' Society

Recent publications

  • "The Summary Judgment Exception to Mandatory Arbitration," Advocates Quarterly, September 2022
  • "Deloitte & Touche v. Livent Inc. (Receiver of): a Reformulation of the Test for a Duty of Care in Hercules Managements Ltd. v. Ernst & Young," Toronto Law Journal, February 2018
  • "How to get in front of a judge quickly without bringing a motion," The Six-Minute Debtor-Creditor and Insolvency Lawyer, October 2016
  • "The Impact Of Hryniak V. Maudlin On Summary Judgments In Canada One Year Later," Advocates Quarterly, March 2015

Representative Work

  • Creditors of a public company and its receiver against the company's auditor, to recover the largest auditor's negligence class action settlement in Canadian history.
  • A multi-industry technology company in a complex contractual dispute prosecuting claims of construction delay and deficiencies in a large extra-provincial P3 Project.
  • A construction and infrastructure company defending a construction delay and deficiency claim.
  • An engineering and fabrication company in the mining sector seeking remedies protecting its intellectual property from use by competitors.
  • A founding shareholder in a private company in a dispute for control with minority shareholders.
  • A generic drug manufacturer in a contractual dispute regarding the recall of active pharmaceutical ingredients.
  • A municipality in a dispute regarding the regulation of long term care homes in Ontario.
  • A industrial services company in a fraud claim to recover funds misappropriated by its controller.
  • A long-time commercial tenant in a dispute with its landlord regarding exclusivity covenants in its lease.
  • The organizations regulating junior hockey in Ontario in a dispute regarding the reorganization of the sport in the province.