Patrick Duffy

Patrick Duffy, serving as a partner and the Co-Head of the Projects & Infrastructure Group, brings to the table his deep expertise in project development, encompassing municipal and planning law, environmental permitting and litigation, energy regulation, and Indigenous engagement. Patrick's advice is highly valued across sectors such as renewable and non-renewable energy, electricity transmission, mining, and waste management, thanks to his extensive experience with environmental assessments and regulatory approvals. He also offers guidance on navigating environmental inspections, investigations, and prosecutions at both provincial and federal levels.

A seasoned advocate, Patrick has presented cases before the Supreme Court of Canada, the Federal Court of Canada, Ontario's court system, and various administrative tribunals, including the Ontario Energy Board and the Ontario Land Tribunal. His work often intersects with administrative and public law, particularly concerning public and Indigenous engagement.

Patrick excels in advising energy sector clients on regulatory matters related to energy project development and is well-versed in public procurement processes, aiding clients through all stages of procurement, from drafting terms to litigation.

His professional affiliations are with the Law Society of Ontario, the Law Society of Alberta, the Advocates’ Society, and the American Bar Association. Additionally, Patrick contributes to the Ontario Bar Association's Aboriginal Law Section and is engaged with the Phillip C. Jessup International Law Moot. He also curates content for the firm’s Energy Law blog.

Patrick's legal career includes clerking for Mr. Justice Michael Kelen of the Federal Court of Canada and a significant secondment at the Independent Electricity System Operator (IESO). His education includes an LL.B. with distinction from the University of Alberta and a B.A. with great distinction from the University of Lethbridge. He was admitted to the bars in Alberta and Ontario in 2004.

Noteworthy recent work includes advising the Independent Electricity System Operator on regulatory matters before the Ontario Energy Board, assisting Coho Climate Advisors with Nova Scotia’s procurement of renewable energy, and guiding the Municipality of South Bruce in the site selection for a Deep Geological Repository by the Nuclear Waste Management Organization.