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Sophie Arseneault Ottawa Lawyer

Sophie Arseneault

Partner Fasken
Employers have a legal obligation to ensure managers and supervisors are equipped to deal with workplace issues as they arise.
Jurisdiction Ontario, 2015
Language(s) English, French
Office(s) Ottawa


Sophie Arseneault practices in the areas of employment, labour, and human rights law. Regularly working with both private and public sector employers, Sophie advises clients on a variety of employment law and labour relations matters. She also has an active litigation practice and a strong experience in providing strategic advice and litigation support as an agent for parties in matters before the Supreme Court of Canada.

Sophie has assisted clients on employment standards, labour relations, wrongful dismissal claims, human rights complaints, provincial and federal pay equity plan development and maintenance exercises, and a wide range of proceedings before the Ontario Labour Relations Board and the Canada Industrial Relations Board. She works with both unionized and non-unionized employers in a variety of industries, and has appeared before several levels of court in both civil, criminal and quasi-criminal matters.

In her litigation practice, Sophie advises on both civil and commercial matters, for a variety of industries. In advising on Supreme Court of Canada matters, Sophie regularly acts as Ottawa agent for clients in all types of matters before the Supreme Court of Canada.

Sophie graduated from the French Common Law program at the University of Ottawa. While there, she was a Criminal Law Caseworker at the University of Ottawa Community Legal Clinic, representing clients charged with summary offences under the Criminal Code of Canada and the Provincial Offences Act.

Sophie practices in both French and English.


Client Work

  • Rayonier Inc. successfully defends against union policy grievances alleging violation of the Canadian Charter of Rights and Freedoms,
  • Howden Group completes US$195 million acquisition of Compressor Products International business unit from EnPro Industries, Inc.,
  • Atlas Copco acquires CPC Pumps International Inc.,
  • Supreme Court of Canada renders a significant decision interpreting subsection of the Canada Labour Code,

Career & Education


  • JD, cum laude University of Ottawa
  • B. Soc. Sc., Specialization in Political Science Université de Moncton

Memberships & Affiliations

  • Vice-President, Canadian Association for the Practical Study of Law in Education, 2022-2023
  • Co-Conference Director for the 2022 Annual Conference, Canadian Association for the Practical Study of Law in Education


Fasken Institute



Newsletter Social Media Risks in the Workplace Capital Perspectives
Article Changes to Construction Regulations - Are You Ready? "Do" Diligence: OHS/WSIB Newsletter
Newsletter Strikes and Lockouts…Lawful or Not? What You Need to Know Capital Perspectives

Speaking Engagements

Speaker Preparing the Contents of the Pay Equity Plan; and, Posting the Draft and Final Versions Pay Equity: Practical Implementation for Federally Regulated Employers (Infonex)
Speaker Update on Pay Transparency Legislation Across Canada Infonex 4th Annual Canada Labour Code Virtual Conference
Presenter Federal Sector Legislative Update Federally Regulated Employers - Transportation and Communications (FETCO)

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