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Anne-Marie Sheahan picture

Anne-Marie Sheahan

Ms. Sheahan is the senior partner of Sheahan LLP and has concentrated her practice in environmental counselling, analysis of new regulations and the environmental issues raised in commercial transactions. She advises clients on current and emerging regulation, on environmental corporate disclosure, on compliance with environmental laws, on the restoration of contaminated sites and on the development and closure of industrial sites. She negotiates and drafts environmental contracts such as rehabilitation and indemnification agreements, sale of offsets and purchase of contaminated assets. She coordinates environmental due diligences for all types of transactions, including initial public offerings, sale of shares and assets of industrial businesses and financing of industrial projects or activities.

Ms. Sheahan acts on behalf of clients which operate in all industrial sectors and has expertise in mining, metallurgic, forestry, pulp and paper, petroleum, infrastructure, food processing, chemical products, recycling and waste management regulation.

Ms. Sheahan is a member of the Permanent Committee on the Environment of the Quebec Bar. She is a past president of the Environment Section of the Canadian Bar Association (Quebec division), past member of the executive of the National Environmental, Energy and Resources Law Section of the Canadian Bar Association and is a former Board member of RECYC-QUEBEC, a Crown corporation. She has practised environmental law in a large Canadian law firm for twenty years where she headed the national environmental group and was a member of the national Board of Partners for several years.

Ms. Sheahan has authored several articles on environmental law, namely on the civil law and the environment, on environmental issues related to the execution of securities and on environmental disclosure by public companies. She has given conferences on the sale of offsets, Canadian and American climate change regulation, integration of the amendments brought to the EQA (Bill 89), environmental aspects of infrastructure projects, sale of contaminated land, class actions in environmental matters, defenses in penal prosecutions and environmental liens and priorities. She was invited to speak at the annual seminar for Federal Court judges to discuss the application of the precautionary principle in Canadian law.

She appears in all editions of the Canadian Legal Lexpert Directory since 1997 as a “leading lawyer” in environmental law. She is ranked “Band 1 – Notable Practitioner” for Canada in the British directory Chambers Global. She is also listed in the Martindale Hubbell, PLC Which Lawyer, Best Lawyers in Canada, in which she was named "Lawyer of the Year 2015 in Environmental Law - Montréal", Who’s Who Legal for Canada and the World Leading Environmental Lawyers. She appears in the Canadian Women in the Lead Directory and the World’s Leading Women in Business Law Directory.

She received BCL and LLB degrees from McGill University in 1989 and was admitted to the Quebec Bar in 1991. She is fluent in the English and French languages.

Mariko Maya Khan picture

Mariko Maya Khan

Ms. Khan is a partner of the firm. She provides advice on drafting environmental contracts, including in the context of commercial transactions, and on preparing applications for environmental permits. She has advised clients in the context of large industrial and commercial development projects impacting buried residual materials, wetlands and protected species. She also represents clients in the context of applications for review of monetary administrative penalties before the Bureau de réexamen and provides advice in environmental law in the context of civil, commercial and penal litigation matters.

Ms. Khan advises clients on compliance with environmental laws. She has researched various environmental legal questions concerning wind energy, mining, pulp and paper, aboriginal law, extended producer responsibility (waste management), restoration of contaminated sites, protection of wildlife and plant species, regulation of GHG emissions and regulation of noise. She has also provided opinions on the applicability of laws given the constitutional separation of powers.

She advised and gave presentations to clients in various fields regarding amendments made to the EQA in 2017 and 2018 and regarding proposed regulatory amendments.

Ms. Khan holds a BA in political science from McGill University in 2006, an LLB (in civil law) from the University of Montreal in 2009 and a JD (in common law) from the University of Montreal in 2012.

She is the president of the executive committee of the Environment, Energy and Natural Resources Section of the Quebec Division of the Canadian Bar Association.

She was admitted to the Quebec Bar in 2010.