Maryse Tremblay


[email protected]

Maryse’s practice encompasses advocacy and advisory work in the areas of labour and employment law, human rights and privacy. She focuses on:

  • labour relations
  • grievance arbitration
  • collective bargaining
  • personnel management

She has extensive expertise in advising and representing federally-regulated employers.

Maryse represents employers before various administrative tribunals, such as the Canada Industrial Relations Board, the Québec Labour Administrative Tribunal, labour arbitrators, human rights tribunals, and arbitrators and appeals officers under Part II and III of the Canada Labour Code. She also appears regularly before the Federal Courts of Canada and the Ontario and Québec superior courts. 

Maryse also assists employers in their representations to government organizations in matters pertaining to labour law reforms. She is currently a member of the Federal Courts Liaison Committee on Labour Law, Human Rights, Pension Benefits, Privacy and Access Review.

She has been a member of the Client Consultation Committee of the Canada Industrial Relations Board from 2012 to 2015.

From 2007 to 2015, Maryse held the positions of Chair, Vice-Chair and Secretary-Treasurer of the National Labour and Employment Law section of the Canadian Bar Association. From 1999 to 2001, she was Chair of the Labour Law section of the Quebec Division of the Canadian Bar Association, and from 1995 to 2000, she sat on the executive committee of the Canadian Bar Association's National Labour and Employment Law section.

Maryse is a founding member and was a director of the Canadian Association of Counsel to Employers from 2003 to 2005.

She has also written numerous articles and given various conferences on labour and employment law.



  • Strategic advice and representation of employers in complex files before labour arbitrators, labour boards, human rights tribunals and superior courts.
  • Strategic advice and representation of employers in multiple proceedings before the Canada Industrial Relations Board (CIRB) and related proceedings before the Federal Courts in respect of certifications, unlawful strikes, sale of business and single employer proceedings, unfair labour practice complaints, interim relief applications, applications for maintenance of activities during a strike, work jurisdiction disputes, reprisal complaints and change of constitutional status of businesses.
  • Representation of employers under Part II of the Canada Labour Code in various occupational and health safety matters, including the structure and functioning of health and safety committees.
  • Collective bargaining and arbitration of collective agreements.
  • Representation of employers in interest and final offer selection arbitrations.
  • Strategic advice and counsel in several discrimination and workplace harassment claims as well as in several matters pertaining to terminations and unjust dismissal claims.
  • Representation of employers in judicial review applications. 
  • Strategic advice and representation in matters pertaining to corporate restructuring, workforce downsizing and group terminations.

Beyond our Walls

Professional Involvement

  • Member, Barreau du Québec
  • Member, Canadian Bar Association
  • Member, American Bar Association
  • Member, Canadian Association of Counsel to Employers (CACE)
  • Management representative, Canadian delegation to represent Canadian employers at the meeting of the civil aviation sector of the International Labour Organization in Geneva, 2002
  • Representative, management lawyers on the advisory committee of the Canadian Industrial Relations Board, established to elaborate the amendments to the Board's Regulations in 2000

Awards & Recognitions

  • Fellow of The College of Labor and Employment Lawyers.
  • Recognized in the 2024 edition (and since 2020) of The Best Lawyers in Canada (Labour and Employment Law).
  • Recognized in the 2024 edition (and since 2021) of Chambers Canada – Canada's Leading Lawyers for Business (Employment & Labour - Québec).
  • Recognized in the 2023 Canadian Legal Lexpert® Directory (Labour Relations and Employment), in the 2022 edition of Canadian Legal Lexpert® Directory (Labour Relations and Workplace Human Rights), in 2021 and in 2020 (Labour Relations) and in the 2019 edition (and since 2015) for Workplace Human Rights, Labour Relations.
  • Recognized by Lexology/WWL as Leading Practitioner in Labour, Employment and Benefit 2023. 
  • Recognized in the 2023 edition (and since 2021) Who’s Who Legal Canada (Labour, Employment and Benefits).
  • Recognized in the 2022 and 2020 editions of Who's Who Legal: Thought Leaders (Labour & Employment).
  • Recognized in the 2019 edition (and since 2016) of Who's Who Legal (Labour, Employment and Benefits).
  • Recognized in the 2019 edition (and since 2016) of Who's Who Legal – Canada (Labour, Employment and Pensions).

Bar Admission & Education

  • Québec, 1992
  • MBA, University of Ottawa, 1991
  • LL.L (Silver Medal), University of Ottawa, 1991 (Magna Cum Laude)
  • B.A. (Music), University of Ottawa, 1987