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Mary Ann Teal


"The best approach to managing a file, no matter what the area of law, is to adopt a principled approach. You are most effective when you can back up your position with sound argument, and have a practical roadmap in place for achieving your goals. "
Mary TealMary Teal


Mary A. Teal was called to the Bar in 1988. She joined the firm in 1992 and has been a partner since 2002.

Mary practises civil litigation with an emphasis on insurance matters. Her practice includes defending claims involving personal injury, product liability, professional errors and omissions, occupiers’ liability, general negligence claims and mortgage enforcement. Before joining the firm, Mary practised in the area of medical malpractice, defending hospitals and advising on corporate governance issues. She also has experience in corporate commercial law and real estate development.

She has appeared before the Ontario Courts and the Ontario Court of Appeal and has participated in numerous private mediations.

Mary has written a number of articles and has spoken at seminars on a variety of legal topics, including most recently, amendments to the Insurance Act pursuant to Bill 198, the Occupiers’ Liability Act and the conduct of a civil action.

She is a member of the Law Society of Upper Canada, the Canadian Bar Association (Member of Insurance Law/Civil Litigation Section), the Hamilton Law Association, the Canadian Defence Lawyers, the Defence Research Institute and the Hamilton Medical-Legal Society. She is a sitting member of OBA Council (2012 to present).

Mary has an LL.B. from Osgoode Hall Law School and a B.A. from the University of Toronto.

Mary practices in the areas of insurance law and civil litigation with an emphasis on property and casualty law, including personal injury, property loss, product liability, motor vehicle law, and insurance coverage. She has acted in the defence of professionals, including real estate agents. She has also worked in the field of medical malpractice defence. Mary has appeared before the Ontario Superior Court and the Ontario Court of Appeal, and has participated in a number of mediations.

Mary’s interests currently focus on her sons’ involvement in piano, competitive skiing and rowing. She is married with two sons.


  • Called to the Bar in Ontario in 1988
  • Osgoode Hall Law School, York University, LL.B., 1986
  • University of Toronto, B.A., 1983


  • Law Society of Upper Canada
  • Canadian Bar Association
  • Ontario Bar Association – Council Member (September 2012 to present)
  • Hamilton Law Association
  • Canadian Defence Lawyers
  • Defence Research Institute
  • Hamilton Medical-Legal Society


  • Dunlop v. Connecticut College, [1996] O.J. No. 2344 (Ont. Gen. Div.), (Summary Judgment motion for dismissal of action re forum conveniens)
  • Beattie v. Lemay, [1997] O.J. No. 2404 (Ont. C.A.), (Appeal of decision following trial before Day, J., dismissing action against insurer; coverage issues tried)
  • Estey v. Sannio Construction Co., [1998] O.J. No. 2984 (Ont. Gen. Div.), (Summary Judgment motion for dismissal of a claim by a landlord in an occupiers' liability case)
  • Desjardins v. Mooney, [2001] O.J. No. 697 (Ont. S.J.), (Summary Judgment motion for dismissal of a claim for failure to serve within time limits prescribed by Rules of Civil Procedure)
  • Desjardins v. Mooney, [2001] O.J. No. 1448 (Ont. S.J.), (Costs issue)
  • Lohr v. Antoine, [2001] O.J. No. 1798 (Ont. S.J.); appeal dismissed by Divisional Court, (Summary Judgment motion for dismissal of a claim)
  • Ahmetspahic v. Love, [2002] O.J. No. 5093 (Ont. S.J.), (Summary Judgment motion opposing dismissal involving consent issue)
  • Korody v. Bell, et al, 2009 Carswell Ont. 2248, (Trial on consent issues.  Plaintiff’s claim dismissed.  Successfully established consent on part of owner of vehicle on behalf of uninsured motorist carrier)
  • Coulson v. Hamilton, City of, et al, (2009) 53 M.P.L.R. (4th) 262, (Trial of occupiers’ liability issue)



Gadalla v. Webber Estate

2010 ONSC 6481

Hearing — Costs  — Eleventh hour request to be removed as solicitor of record and to adjourn the trial — Costs payable by plaintiff and not personally by solicitor pursuant to Rule 57.07


Coulson v. City of Hamilton

2008 CanLII 64374 (ON SC); [2008] O.J. No. 4977

Trial — Occupiers' liability — Plaintiff's action for damages for injuries sustained in a slip and fall on a sidewalk dismissed — There were no special circumstances which would make the defendant Effort Trust Co. an occupier of ......


Korody v. Bell

2009 CanLII 20351 (ON S.C.)

Trial — Liability of owner — Consent to possession — Action by ING Insurance against at fault driver for damages paid to its insured allowed — Korody, who was insured by ING, was injured when her vehicle was hit by a vehicl......


Korody v. Bell

2008 CanLII 69131 (ON S.C.)

Papers & Publications


Issue 7 - Handling a trial efficiently

Good advocates convert the complexity of their client’s case to riveting clarity by first developing a theory of the case which guides their preparation. They spend the time and effort to prepare well in advance of the trial date. Effective and efficient trial advocacy requires preparation, preparation, and preparation, at the earliest stages. Finally, they cooperate with their opponent wherever possible to avoid unnecessary costs.

Presentations of Note

Availability of Examination Under Oath - December 1997 Zurich Insurance Company; January 1998 Economical Mutual Insurance Company; March 1998 Halifax Insurance Company

Overview of Ontario Insurance Act, Bill 59 - June 14, 2000 New York Central Mutual Fire Insurance Company

Amendments to Insurance Act, Bill 198 - January 2003 client seminar

Overview of Occupiers' Liability - October 2003 Presentation to LawPro

Handling a Trial Efficiently - June 11, 2004 Ontario Bar Association (Civil Litigation Section - YLD)

Request to Admit, Stipulations and Admissions in Pleadings, Evidence Law for the Civil Litigator - October 17, 2008 Osgoode Professional Development, Osgoode Hall Law School

Diminished Economic Capacity - November 12, 2008 Hughes Amys LLP Presentation to Cumis Insurance Company

Changes to the Rules of Civil Procedure: Discovery - November 27, 2009 Presentation to Cumis Insurance Company; December 1, 2009 Presentation to Intact Insurance Company

Catastrophic Impairment: Tort Perspectives, Practical Strategies for Negotiating Catastrophic Claims - February 25, 2010 Presentation to Dominion of Canada General Insurance Company

Evidence that Wins - The Advocates Society/Hamilton Law Association 2011 Hamilton Court House Series

Practical Tips for the Courtroom, Art of Negotiation - October 6, 2011 Hamilton Law Association

Deductibility of Collateral Benefits – July 15, 2013 Economical Mutual Insurance Company, Hamilton Branch

Practical Tips for the Courtroom, Art of Negotiation – September 12, 2013 Hamilton Law Association

Hostile Witness Demonstration – October 29, 2013 Osgoode Hall Law School, Professional Development, 10th Annual Conference: Evidence Law for the Civil Litigator

Practical Tips for the Courtroom, Art of Negotiation – September 11, 2014 Hamilton Law Association, New Lawyers Seminar

Deductibility of Collateral Benefits – Presentation to Economical Mutual Insurance Company, Ottawa Branch



Hughes Amys LLP lawyers receive 2016 Lexpert Ranked Lawyer distinction

Hughes Amys LLP wishes to congratulate William S. Chalmers, Jack F. Fitch, Richard F. Horak, A. Jarvis Scott, Mary A. Teal and Michael S. Teitelbaum on receiving the 2016 Lexpert Ranked Lawyer distinction. Chosen by their peers, this recognition a......

  • Canadian Lawyer - Top 10 Boutique 2017-18
  • The ARC Group
  • Best Lawyers 2017
  • Canadian Legal Lexpert Directory 2016

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