Mark W.S. Bain

Mark W.S. Bain

Toronto: 416.865.7349
Fax 416.865.7380


BA, (Honours), 1984
University of Toronto
LLB, 1987
University of Western Ontario
LLM, 2000
Osgoode Hall Law School

Bar Admissions

Ontario, 1989 Northwest Territories, 2021


Mark is consistently recognized as one of Canada’s leading infrastructure and project finance lawyers. He has acted on over 80 major public-private partnership (PPP) transactions.

Mark has acted on a broad range of PPP and other infrastructure transactions in the healthcare, power, telecom, education, justice, gaming, water and wastewater, pipelines, public records and urban redevelopment fields. He has represented all of the principal parties to such transactions, including sponsors, equity investors, lenders, arrangers and underwriters, contractors, service providers and public authorities.

Recent mandates include Saint John Water, Vancouver SRO Renewal Initiative, Ottawa LRT, Regina Stadium, Windsor Essex Parkway, Mackenzie Valley Fibre Link, Niagara Health System, and Tlicho All-Season Road.

Mark is the head of Torys’ Public-Private Partnerships practice, and co-head of the firm’s Infrastructure and Energy practice.

Representative Work

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Chambers Canada—Leading lawyer in projects: PPP (2016-2021)

Chambers Global—Leading lawyer in projects: PPP (2006-2021)

The Legal 500 Canada—Leading lawyer in infrastructure and projects (2015-2021)

IFLR1000: The Guide to the World’s Leading Financial Law Firms—Market leader in project development and project finance (2017-2021)

Best Lawyers in Canada—Leading lawyer in project finance law (2015-2021)

Lexpert/American Lawyer’s Guide to the Leading 500 Lawyers in Canada—Leading practitioner in project finance (2008-2021)

The Canadian Legal Lexpert Directory—Leader lawyer in infrastructure law (2017-2021); project finance (2011-2021); banking and financial institutions (2017-2021)

Who’s Who Legal—Leading lawyer in project finance (2010-2021); government contracts (2015-2020); public procurement (2009-2014)

Lexpert’s Guide to U.S./Canada Cross-Border Lawyers in Canada—Most Frequently Recommended lawyer in business issues (2018)

Expert Guides: The World’s Leading Experts in Project Finance—Leading lawyer (2013)

Project Finance Magazine Market Survey—Recognized internationally as the best individual lawyer in the PFI/PPP sector (2007)

Lexpert/Thomson Canada’s Lexpert Guide to the 100 Most Creative Lawyers in Canadarated one of the 40 corporate lawyers to watch (2006)



Professional Involvement

Before joining Torys, Mark was a partner at another major Toronto firm, where he led its public infrastructure projects practice.

Mark teaches infrastructure development and finance law at the Osgoode Hall LLM program.


Mark is the Chair for both the Canadian Council for Public-Private Partnerships and for the Canadian Branch of the International Project Finance Association.