Nicolette Kost De Sèvres - McDermott Will & Emery


Nicolette Kost De Sèvres focuses her practice on global investigations, compliance and regulatory enforcement matters. A former financial regulator and general counsel of a large, listed company, she has over 24 years of experience in compliance, white-collar crime and financial regulation. Nicolette serves as co-head of the Firm’s Global Investigations & Compliance practice.

Nicolette has practiced in Paris, London, Sydney, Washington, DC, and Montreal, including at the New York Stock Exchange in Paris (NYSE Euronext) and the Royal Bank of Scotland in London. She also served as chief of staff and advisor to the president of the Financial Markets Authority in Canada under two different presidents.

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  • Implementation of compliance plans required by the Sapin II law and the law on the duty of care for various international groups whose registered offices are in France*
  • Implementation of anticorruption and anti-money laundering compliance plans for many international groups operating in France*
  • Assistance and representation before the World Bank in the context of investigations and the monitoring of compliance programs*

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  • Global Investigations Review GIR 100, Recommended, 2023
  • Forbes, Top 40 Lawyers in France, 2022 and 2021
  • The Legal 500 EMEA, Recommended, 2022-2024
  • Global Investigations Review, Top 100 Women in Investigations, 2021

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  • Women’s White Collar Defense Association, Member
  • American Chamber of Commerce (AmCham) in France, board member
  • Canadian Corporate Council Association Quebec, former president
  • Quebec Bar, former member of the executive board

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University of New South Wales, PhD, ABD, Finance, Technology and Regulation, 2008
University of Montréal, Montréal, Canada, LLM, 2007
University of Montréal, Montréal, Canada, JD, 1999
King’s College London, Certificate in EU Law

District of Columbia (as a Special Legal Consultant)