William Jesseau


William Jesseau joined the firm’s predecessor in 2004 and was admitted to the partnership in 2010. He has been a managing partner of the firm since 2016.

He continues to advocate at all levels of court in Ontario, including the Superior Court of Justice, Divisional Court and the Court of Appeal.

William takes an aggressive and proactive approach to litigation to achieve results that are in the best interests of his clients. His insurance defense practice is focused on personal injury, tort motor vehicle claims, occupiers’ liability, commercial general liability and coverage disputes. He has conducted a number of jury and non-jury trials in the Superior Court of Justice.

Areas of Practice

  • Occupier’s Liability
  • Personal Injury
  • Punitive Damages/Bad Faith
  • Motor Vehicle Accident (tort)
  • Trial Advocacy
  • Commercial Insurance
  • General Liability
  • Insurance Coverage
  • Products Liability
  • Medical Malpractice
  • Fire & Casualty
  • Professional Negligence


  • Admitted to the Law Society of Ontario, 2002
  • Bachelor of Laws, Dalhousie Law School, 2000
  • Bachelor of Theology (cum laude), University of Ottawa and St. Paul University, 1994
  • Bachelor of Arts, St. Francis Xavier University, 1990
  • Member of the Advocates’ Society, The Canadian Bar Association, Defence Research Institute

Reported Decisions

  • Chaloux v. Kingston Fairways Golf Course, 2004 CanLII 25162
  • Camilli v. Guardian Insurance, 2008 ONCA 219
  • Del Rio v. Lawrence, 2009 CanLII 6833
  • Kalicharan v. Johnson, 2013 ONSC 7378
  • Elkhouli v. Senathirajah et al., 2014 ONSC 6140
  • Lakew v. Munro, 2014 ONSC 7316
  • Parra v. Laszcko, 2016 ONSC 911
  • Nadarajah v. Aviva Canada, 2017 ONSC 7522
  • Poonwasee v. Plaza, 2018 ONSC 3797
  • Dhar v. McGuinness, 2019 ONSC 2603