- Ontario (2018)
- University of Western Ontario (2017) JD (Distinction)
- York University (2014) MA
- University of Western Ontario (2013) BA (Honours)
is a lawyer at Lenczner Slaght.
As a summer and articling student at the firm, Sean gained experience working on complex commercial and professional liability matters, and he continues to build a developing practice in a variety of areas.
Sean graduated with distinction from Western Law where he was awarded the Dean Ivan C. Rand Award for academic standing and contributions in the service of students, and the Law Society of Upper Canada Prize for academic excellence.
While at law school, Sean engaged in a variety of advocacy-focused endeavours. He was the co-chair of the Western Law Advocacy Committee, winner of the 2015 Ontario Trial Lawyers Association Moot, the Top Oralist at the 2016 Phillip C. Jessup International Moot Court Competition, and the coach of Western Law’s 2017 Jessup Cup team. In addition to mooting, Sean was the Editor-in-Chief of the Western Journal of Legal Studies.
Prior to attending law school, Sean studied political science at York University and Western University. Sean has also worked in the privacy and advertising space.
Intervened at the Supreme Court of Canada on behalf of the Canadian Civil Liberties Association on a case concerning sections 8 and 9 of the Charter of Rights and Freedoms.
Counsel to the respondent in Ontario Securities Commission proceedings alleging tipping in an insider trading matter. The proceedings were resolved by way of settlement.
Canadian Bar Association
Ontario Bar Association
Sean Lewis is quoted in the Law times article "Still much to be determined on insurance coverage after cyberattacks" on August 12, 2019. This article discusses case law related to cybersecurity insurance coverage.
Canada’s leading litigation firm continues to add to its collective experience and knowledge with the addition of five talented associates.