Our People

Maria Ruberto

Maria Ruberto Partner

Maria Ruberto heads up the firm’s Construction Practice and is a member of the Commercial Litigation Practice.


Maria’s practice is focused on the resolution of disputes in the construction industry. Maria provides legal advice and representation on a wide variety of matters including the preservation and enforcement of liens, bond claims, breach of trust claims and construction contract disputes.  Maria is typically involved in complex multi-party proceedings where liability is hotly contested. Her practical advice is regularly sought in the areas of liens, breach of trust, performance bonds, labour & material payment bonds, contract preparation and the resolution of all types of construction disputes whether by way of litigation or by other dispute resolution mechanisms. Maria has been appointed as carriage counsel representing multiple subcontractor lien claimants on complex construction lien litigation matters.   Maria is an active member of the executive of the Construction and Infrastructure Law Section of the Ontario Bar Association.

Professional Memberships

Maria is a member of the Canadian Bar Association, the Executive of the Construction and Infrastructure Law Section of the Ontario Bar Association and the Peel Law Association.

Special Designation

Recognized as a Leading Practitioner in the area of Construction Law by the Canadian Legal LEXPERT Directory.


B.A. (Hons.), York University (2000)
LL.B., University of  Ottawa (2004)
Called to the Ontario Bar, 2005


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Haig DeRusha, DeRusha Law Firm