Lauren Harper

Lauren maintains a general civil and commercial litigation practice, with an emphasis on corporate and securities litigation, class action defence and commercial arbitration.

Lauren has significant trial and arbitration experience, including domestic, international, institutional and ad hoc arbitrations. She has experience defending privacy, securities, consumer, and product liability class actions. Her practice also includes a wide variety of corporate and commercial litigation, including, shareholder disputes, corporate governance and oppression claims. Lauren has represented clients in a broad range of industries including, financial institutions and mining, technology, automotive and pharmaceutical companies.

Prior to joining Osler as an articling student, Lauren obtained her J.D. at the University of Toronto.  


Representative Work

  • Trilogy

    Trilogy in its take-private of Indigo Books & Music

  • Q4

    Q4 in its acquisition by Sumeru Equity Partners

  • Aimia Inc.

    Lead investor in its strategic placement in Aimia

  • Facebook Inc.

    Facebook Inc. in the successful dismissal of the plaintiff’s appeal from an order denying certification of a proposed class action

  • GitHub Inc.

    GitHub Inc. in its class proceeding concerning an alleged data breach involving the information of credit card applicants

  • Facebook, Inc.

    Facebook, Inc. in the successful dismissal of certification of a proposed class action

  • BP p.l.c.

    BP p.l.c. in Kaynes v BP

  • Husky Energy Inc.

    Husky Energy Inc. in its $23.6 billion agreement with Cenovus Energy Inc. to create a new integrated energy leader

Latest Insights

  • Blog Mar 28, 2024

    Court of Appeal upholds certification denial and dismissal of drug recall class action

    A recent Court of Appeal for Ontario decision has affirmed the denial of certification and dismissal of a proposed class action arising from the 2018...

    Read more
    Court of Appeal upholds certification denial and dismissal of drug recall class action
  • Blog Feb 15, 2024

    Del Giudice dismissed: Court of Appeal shows how the certification ‘cause of action’ component can be used to end meritless claims

    In a recent decision, the Court of Appeal for Ontario reaffirmed that the cause of action component of the certification test is intended to be a...

    Read more
    Del Giudice dismissed: Court of Appeal shows how the certification ‘cause of action’ component can be used to end meritless claims
  • Osler Update Mar 4, 2022

    Ontario appellate court affirms denial of certification in Cambridge Analytica class action

    Ontario’s Divisional Court dismissed an appeal from an order denying certification of a putative privacy class action against Facebook, joining a...

    Read more
    Ontario appellate court affirms denial of certification in Cambridge Analytica class action
  • Osler Update Mar 1, 2022

    Supreme Court of British Columbia denies certification in Facebook privacy class action

    The Supreme Court of British Columbia dismissed an application for class certification, finding a “fatal flaw” in the plaintiffs’ evidence.

    Read more
    Supreme Court of British Columbia denies certification in Facebook privacy class action
View all Insights

Media Mentions

  • Osler News Dec 4, 2020

    Osler advises on three of Lexpert’s Top 10 Cases of 2019-2020

    Osler is pleased to announce it has been recognized in three of Lexpert’s Top 10 Cases of 2019–2020 and has also received an honorable mention.

    Read more
  • Media Mentions Jul 6, 2018

    Sixties Scoop settlement sheds light on class action fee calculations – Law Times

    A recent article in Law Times looks at a landmark settlement in Brown v. Canada (Attorney General) 2018 ONSC 3429 involving Indigenous Canadians...

    Read more

Community Involvement


Credentials

Education