Josy-Ann Therrien

Josy-Ann Therrien

Associate, Litigation

Contact Information

tel: 514.904.5816



Josy-Ann is an associate in the litigation department of our Montréal office. Her practice covers various aspects of civil and commercial litigation, as well as investigations and regulatory enforcement. She routinely assists in the coordination of complex document review and discovery, research and the drafting of proceedings.

Josy-Ann joined Osler as a law student in 2017. She completed her studies in 2019 in the joint Law and MBA program of the Université de Sherbrooke. While at university, Josy-Ann held the position of legal assistant with the Honorable Suzanne Courchesne and the Honorable Chantal Lamarche at the Superior Court of Montreal. She also assisted Professor Maxime St- Hilaire in the correction of exams for classes of foundations of law and constitutional law. In addition, as part of her MBA, Josy-Ann completed an internship in Paris within an international management consulting firm.

  • Dean’s List
  • Bernard & Brassard Scholarship (2018)
  • Clayton Johnston Scholarship (2017)
  • BAA-Corporate Lawyers Scholarship (2017)
  • Law-M.B.A. Scholarship (2016)

  • Business and Investment Law Club (CDAI)
  • PennyDrops – Financial mentor

  • Barreau du Québec
  • Young Bar of Montréal
  • The Advocates’ Society
  • Women’s White Collar Defense Association

  • La crise de la quarantaine de la procedure d’autorisation, Barreau du Québec. Service de la formation continue. Colloque national sur l’action collective – Développements récents au Québec, au Canada et aux États-Unis (2020), vol. 480, Montréal, Éditions Yvon Blais, 2020