Lawyer Profile Detail

Marc Dorion, Q.C., Ad. E.






[email protected]



University of Sherbrooke


Québec, 1979


Chinese Version

Marc Dorion is a partner in our Business Law Group. His practice focuses on development and financing of major projects as well as other financing operations and privatisations. In these areas of expertise, Mr. Dorion advises companies, lending institutions and other interveners in relation to the steps of development, financing, construction and operation of projects in the energy, infrastructure and natural resources sectors. Mr. Dorion acts as strategic counsel for numerous companies in connection with the development of Northern Québec and has considerable experience in commercial negotiation and public affairs.

He is co-leader of the firm’s national Energy and Infrastructure law groups and a member of its board of partners. He also supervises the natural resources group in Québec and is responsible for the activities of the firm in relation to development of Northern Québec.

Consistently recognized in Lexpert’s Guide to the Leading 500 Lawyers in Canada as a leader in the areas of financial services, corporate commercial law, energy law and project finance, Mr. Dorion is also regularly listed in Lexpert American Lawyers’ Guide to the leading 500 Lawyers in Canada as a leading lawyer in the area of Energy (Electricity), he is also recognized in Lexpert’s special edition Canada’s Leading Energy Lawyers (November 2014) as a leading practitioner in Québec City who is “most frequently recommended” for corporate mid-market work and for corporate commercial law and the ‘’consistently recommended’’ for Energy (Electricity). Mr Dorion is listed in the last edition of the Canadian Legal Lexpert Directory as a leading lawyer “consistently recommended” in the areas of banking & financial institutions, corporate mid-market, corporate commercial law, corporate finance & securities, energy (electricity), infrastructure and project finance and as «repeatedly recommended» in the areas of mergers & acquisitions, private equity and mining. Mr. Dorion is also recommended in recent editions of Chambers Global, Chambers Canada and Who’s Who Legal - Canada. He appears as a leading lawyer in banking law, corporate law, energy regulatory law, project finance law and mergers and acquisitions law in the last edition of Best Lawyers in Canada. In the 2013 edition of the IFLR 1000: The Guide to the World’s Leading Financial Law Firms, Mr. Dorion has been listed as a leading lawyer in project finance.

Mr. Dorion was appointed Queen's Counsel in 1992. In 2007, he was awarded the title Advocatus Emeritus by the Québec bar in recognition of his professional excellence, outstanding contribution to the profession, and exceptional outreach. He received his LLL from the Université de Sherbrooke in 1978, then completed his graduate studies in corporate taxation at Osgoode Hall Law School, York University. He was admitted to the Québec bar in 1979.

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McCarthy Tétrault delivers integrated business law, tax, real property, labour and employment, and litigation services nationally and globally through offices in Vancouver, Calgary, Toronto, Montréal, Québec City, as well as in New York City and London, UK.