Clarence Lui, CS

Clarence’s passion for the law is evident the moment you meet him.

Called to the Bar of Ontario in 2002, he has conducted jury and non-jury trials and appeared before all levels of court in Ontario. Clarence has been Certified by the Law Society of Ontario as a Specialist in Civil Litigation.

As a fraud lawyer, Clarence has spent his legal career assisting Special Investigation Units at various insurers with the defence and handling of first and third party insurance claims. He has experience in injunctive proceedings, including Mareva (asset freezing) and Anton Piller (civil search warrant) orders. Clarence is regularly sought out by insurers to provide coverage opinions and advice on issues relating to insurance fraud, arson, bills of exchange, employee dishonesty, overlapping coverage and double insurance, repair and storage liens, directors and officers, and claims handling.

Clarence has handled complex commercial matters, property and CGL defence, boiler and machinery, and insurance coverage disputes. He acts as insurance coverage counsel to the Attorney General of Ontario.

Clarence was appointed by an Order-in-Council in 2018 as a member of the Ontario Licence Appeal Tribunal and the Ontario Civilian Police Commission for a two-year term. He volunteers as a Coach and Advisor with the Law Society of Ontario, serves as Vice-Chair in his Town’s Committee of Adjustment and its quasi-judicial tribunals, and is a member of The Advocates' Society's 10+ Standing Committee and the Diversity and Inclusion Steering Committee.

Associations / Memberships

  • The Advocates' Society
  • Canadian Defence Lawyers
  • Toronto Lawyers Association
  • The Chartered Institute of Arbitrators (CIArb)
  • National Association of Subrogation Professionals
  • International Association of Special Investigation Units
  • Canadian Association of Special Investigation Units


Clarence earned a BA in Economics and an LLB, both from the University of Western Ontario.

Law Clerk

Arlene Gramada


Jahmila Martin