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Lynne McArdle

About

Lynne* has extensive experience in various areas of the law including class actions, public law and commercial litigation. As a result of her many years of practice, both in the public and private sectors, she can navigate§ complex legal challenges in a variety of contexts. Lynne expertly uses her understanding of the law‡ to help clients assess their legal problems and determine the best strategy for pursuing a solution. .

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Lynne McArdle

is Research Counsel at Lenczner Slaght.

Lynne’s practice is focused on research and written advocacy. She uses her deep understanding of the law to help our clients analyze their complex legal problems and recommend the best litigation strategy.

Prior to joining Lenczner Slaght and after starting her career practicing litigation at a large full-service firm, Lynne has spent the last 20+ years practicing litigation for the provincial Crown. 

During her career, Lynne has been involved in a wide variety of proceedings including an aggregate claim for the recovery of health care costs caused by smoking, class actions involving various claims including for environmental tort and institutional abuse, judicial reviews, defence of Crown attorneys and police officers, and various commercial claims including oppression actions. Lynne has appeared at all levels of court including the Supreme Court of Canada.

  • Anselm v Ontario (HRC)

    Counsel to the Human Rights Commission in a judicial review application relating to a decision of the Commission. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Pearson v Inco Ltd et al

    Counsel to the Crown in a class proceeding brought against the government and Inco in connection with the operation of a refinery in Port Colbourne. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Ontario (Community and Social Services) v Winter

    Counsel for HMQ in a series of applications regarding community placements for people with developmental disabilities following the closure of the province’s three remaining large-scale facilities for people with developmental disabilities. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Singh v Ontario (Attorney General)

    Counsel for the Crown and a Crown attorney in an action alleging various claims, including malicious prosecution, in connection with a criminal prosecution. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Cerqueira v HMQ

    Counsel to HMQ in an action alleging failure to provide adequate health care. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Dolmage v HMQ

    Counsel for the Crown in defence of a class action alleging systemic negligence in the operation of provincial facilities for the developmentally disabled. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Weninger Farms Ltd v Canada (Minister of National Revenue)

    Counsel to HMQ in an action brought by tobacco farmers alleging the provincial and federal governments failed to properly enforce statutes by allowing the sale of contraband tobacco products. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Endean v British Columbia

    Counsel to HMQ in an appeal to the Supreme Court of Canada regarding jurisdiction of superior court judges to hold hearings outside provincial borders while managing a pan-national class action. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • HMQ v Imperial Tobacco Canada Limited et al

    Counsel to HMQ in an aggregate claim against several tobacco manufacturers seeking to recover health care costs associated with smoking. (Prior to joining Lenczner Slaght)

    Lynne McArdle | January 1, 1999

  • Pente Investment Management Ltd v Schneider Corp.

    Counsel in an action relating to a takeover bid for Schneider Corp. (Prior to joining Lenczner Slaght)

    Lynne McArdle

  • Ontario Bar Association

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