Catherine DiMarco

LL.B., LL.M. – Partner

Catherine DiMarco


Direct: 416 583.5902
Cell: 416 670.4243
CV: Read CV

Call to the Bar
     Called to the Bar of Ontario, 2005

LL.M., Osgoode Hall Law School, 2021
LL.B., Osgoode Hall Law School, 2004
Trinity College Dublin, 2004 (First Class Hons.)
Canadian Aviation Institute (Hons.), 1992

Member, Law Society of Ontario
Member, Canadian Bar Association (Ontario) Construction and Infrastructure Law Section
Member, Toronto Lawyers Association
Member, Women’s Executive Network
Member, The Advocates’ Society
Member, American Bar Association

Called to the Ontario Bar in 2005, Catherine has practiced law for more than 15 years,
primarily dealing with construction claims and general civil litigation. Catherine is certified as a Specialist in Construction Law by the Law Society of Ontario.

Catherine is formerly an Executive member of the Ontario Bar Association Construction and Infrastructure Law Section, the Canadian Construction Association Board of Directors and Executive member, and Canadian Association of Women in Construction Board of Directors.

In 2020, Catherine was named as a Fellow of the Construction Lawyers’ Society of America. Catherine is a member of the Manufacturers, Suppliers and Services Council of the Canadian Construction Association, The Advocates’ Society, the Ontario Bar Association Construction and Infrastructure Law Section, the Women’s Executive Network and the Toronto Lawyers Association.

Catherine is a volunteer with ProBono Ontario, assisting Ontarians who have essential legal needs but can’t afford a lawyer.

Catherine is one of the founding partners of Heal & Co. LLP after having practiced at a
prominent Toronto-based full-service firm, including as a partner. Catherine regularly
leads Heal & Co.’s sponsorship, speaking and attendance at the events and seminars hosted by these organizations.

Catherine was previously with the Ontario Ministry of Natural Resources and worked for a number of years for the Aviation Flood and Fire Management Branch where she received the Amethyst Award for the Branch’s efforts during the Eastern Ontario ice storm of 1998.

Catherine’s practice encompasses many different sectors of the construction industry. She represents owners, general contractors, subcontractors and suppliers, as well as design and engineering professionals, both on the claims side and on the defence of claims, in the insurance and non-insurance context. Catherine has defended public authorities, including municipalities, in matters involving allegations of negligent design, supervision and inspection.

In November 2012, Catherine obtained the Osgoode Certificate in Construction Law.

Catherine has also taught a course on construction law at the George Brown College School of Architectural Studies and Construction Management and Trades.

Catherine regularly attends at the Superior Court of Justice and before arbitrators on a variety of construction and civil matters.

Catherine DiMarco was selected by her peers for inclusion in The Best Lawyers in Canada in 2021 in the practice area of construction law.

Let’s Talk About Your Case

The Firm’s founding partners have over three decades of experience in providing legal services to the construction industry. You can have peace of mind knowing your case is in the best legal hands.

About Us

Heal & Co. is an experienced law firm specializing in the professional liability defence of construction professionals, including municipal, building and other construction law claims.

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Areas Of Practice

Heal & Co. is a law firm whose members are experienced in the professional liability defense of municipal, building, construction and design claims, and construction law matters more generally.

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340 King St. East
Toronto, Ontario
M5A 1K8

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