Hélène Deschamps Marquis

Hélène Deschamps Marquis


Deloitte Legal Canada LLP

Recognized since 2015

Montréal, Quebec

Practice Areas

Information Technology Law

Privacy and Data Security Law

Technology Law

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Hélène is a partner and the National Leader of the Data Privacy and Cyber Security Law practice at Deloitte Legal Canada. She advises Canada’s leading institutions and their boards on significant digital risks including cyber security matters and data management. Hélène is recognized by The Best Lawyers in Canada in the area of Information Technology (IT) law and Technology law; by the Lexpert® Magazine as they Repeatedly Recommended her for Computer and IT law as well as Technology Transactions; by The Legal 500 Canada 2019 for Technology; and by Who’s Who Legal: Canada for Telecommunications Media and Technology, IT, and Data.

As well, Hélène is on the board of ITech Law and she also co-presides their I-WIN (Women’s International Network). She was Chair of the Tech Law World Technology Conference in Boston in May 2019. In October 2019 she presented on Cyber Security at the ITech Law European Conference in Dublin. Hélène studied at McGill University where she obtained a Master's degree in International Law and Computer Law (1999–2000). She studied law at l’École du Barreau (1996–1997) and Université Laval (l993–1996).

Location
  • La Tour Deloitte
    1190 Avenue des Canadiens-de-Montréal
    Suite 500
    Montréal, QC H3B 0M7
    Canada
Languages
  • English
  • French

Recognized in The Best Lawyers in Canada 2025 for work in:
  • Information Technology Law
  • Privacy and Data Security Law
  • Technology Law

Publications

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