Natalia Sidlar is an associate in the commercial litigation practice group at WeirFoulds LLP.

Prior to joining WeirFoulds, Natalia was Crown Counsel in the Advisory Services Group at the Ministry of the Attorney General, Crown Law Office – Civil. In this role she provided advice to various ministries on a wide range of issues including, crown liability, statutory interpretation, administrative and public law and general civil litigation.

Natalia completed her articles with the litigation department of the Crown Law Office – Civil. During her articles, she worked on complex litigation files before all levels of court, including the Supreme Court of Canada.

Natalia holds both a Canadian and American Juris Doctor after graduating from the University of Windsor Faculty of Law and Detroit Mercy School of Law in 2019. During law school, Natalia was a student representative on the Equity and Diversity Committee for two consecutive years and volunteered as a mentor with the Windsor Law Peer Mentorship Program.

  • Kozlik’s Mustard v. Acasi Machinery Inc., 2022 ONSC 2356
  • Country Wide Homes Upper Thornhill Estates Inc. v. Chen, 2022 ONSC 1641
  • University of Detroit Mercy Book Awards for highest academic standing in Advanced Advocacy and Health Law LFP
  • Member-at-Large, National Civil Litigation Section Executive, Canadian Bar Association
Called to the Bar
  • Ontario (2020)

  • J.D., University of Windsor, 2019
  • J.D., University of Detroit Mercy School of Law, 2019
  • B.A. (Honours), Law and Society, York University, 2011
  • Canadian Bar Association
  • Ontario Bar Association
  • The Advocates’ Society

Speaking Engagements

Speaker, "Civility and Professionalism in Today’s World: Maintaining our standards as lawyers and as professionals while practising in our new virtual reality", Litigating in the New Normal: What’s Next, WeirFoulds LLP, Online, November 30, 2021

Legend: GeneralLitigationPropertyCorporateGovernment

Legend: GeneralLitigationPropertyCorporateGovernment

Additional Publications: