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Bennett Jones LLP

Work +1 416 863 1200
Fax +1 416 863 1716
Calgary, Edmonton, Hamilton, Ottawa, Toronto, Vancouver and 1 more
Bennett Jones LLP, Leonard Griffiths, Toronto, CANADA

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Leonard Griffiths

Work 416-777-7473
Bennett Jones LLP

Work Department



Partner, Head of Environmental


Leonard is certified by the Law Society of Upper Canada as a specialist in environmental law. Through his broad-based environmental practice, Len assists clients with corporate transactions including mergers, acquisitions and financings, environmental management systems and litigation. He represents clients before administrative tribunals and defends clients charged with environmental offenses. Len counsels clients on matters regarding air, water, hazardous and non-hazardous wastes, occupational health and safety, and a wide range of other regulatory issues. He assists clients domestically and internationally to develop and undertake major projects and transactions. He also conducts environmental assessments and compliance audits and has been involved in the decommissioning and remediation of many facilities and properties (brownfields). Len is past vice-chair of the Environmental Specialist Committee for the Law Society of Upper Canada, past chair of the Environmental sections of the Canadian Bar Association and Ontario Bar Association, and a founder of the Canadian Centre for Environmental Arbitration and Mediation. Len is the editor and a contributing author of Contaminated Property in Canada and Sustainable Development in Canada: Into the Next Millennium (2000), and is the chief editor of The Environmental Law Journal. He composed a chapter in Directors' Duties in Canada, 4th Edition, published in Canada by CCH Canadian Limited in 2009. Len presents at conferences in Canada and the United States on a variety of environmental, health and safety issues. Len is an Adjunct Professor, University of Toronto Law School (Natural Resources and Energy; Sustainability). He is a founder and director of the Mississauga Wolverines Youth Basketball league.


Carleton University, B.A., 1980 | University of Toronto, LL.B., 1983



Within: Leading individuals

Leonard Griffiths - Bennett Jones LLP

Within: Environment

Always knowledgeable and well prepared’, Bennett Jones LLP is a regular fixture on the most complex environmental files across Canada as well as project development issues and transactional matters. The Calgary-headquartered firm’s prominence in energy-related cases is almost a given but the sizeable national group also demonstrates strong expertise in transport, infrastructure and marine-related matters. In Toronto, department co-head Leonard Griffiths is lauded as a ‘standout expert’ and continues to lead some of the firm's most critical and sensitive cases, with strong experience in the full spread of corporate support, environmental management systems and litigation. Rising star Sarah Gilbert is also recommended in Toronto for her ability to ‘identify issues independently and without input or instruction’. In Calgary, Brad Gilmour, who heads the regulatory department, ‘consistently provides timely, practical and strategic advice’, while environmental co-lead Shawn Munro has a ‘wealth of experience and great rapport with both clients and intervening counsel’. In Vancouver, office managing partner Radha Curpen is ‘best in class’ and senior specialist David Bursey provides ‘calm and rational insights into municipal and provincial political issues’. Representative clients include ATCO Electric, Canadian Natural Resources and Rio Tinto Alcan.

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