About Lawrence

Lawrence Ritchie is a partner in the Disputes group at Osler, Hoskin & Harcourt LLP, and a litigator and former securities regulator. He chairs Osler's cross-disciplinary Risk Management and Crisis Response practice group and co-leads its national Capital Markets Regulatory Enforcement team, advising public corporations, directors, and officers on regulatory investigations and crisis situations. He has appeared at all levels of court in Canada, including the Supreme Court of Canada, and before numerous administrative tribunals. In 2007, Lawrence Ritchie was appointed Vice-Chair of the Ontario Securities Commission, and he later served as Executive Vice-President of the Canadian Securities Transition Office from 2009 to 2014 before returning to Osler. He was also a member of the expert panel that recommended the creation of Ontario's Financial Services Regulatory Authority and served on its board of directors until December 2023. He received his BA from the University of Western Ontario, his LLB from Osgoode Hall Law School, and his LLM from the London School of Economics.

Education & credentials

Law school
Osgoode Hall Law School

Listing compiled from public sources in July 2026. Confirm Lawrence E. Ritchie’s licence and standing in the Law Society of Ontario directory ↗