
Joanna Strozak
Associate Toronto, T: 416.869.2758 F: 416.862.8247 jstrozak@mathewsdinsdale.com
Brittany Dunville Assistant 416.869.2758 x263 bdunville@mathewsdinsdale.com
Biography
Law Society of Ontario
Queen's University, B.Sc. (Hons,)
Queen’s University, J.D.
Joanna is an Associate in Mathews Dinsdale’s Toronto office. Her practice is focused primarily on workers’ compensation and occupational health and safety, with experience advising employers on their rights, obligations, and best practices in these areas. Joanna’s practice also touches on the intersection of these fields with broader aspects of workplace law, including employment litigation and accommodation from a human rights perspective.
Joanna worked as a summer and articling student with the firm before returning as an Associate. She completed her J.D. at the Faculty of Law at Queen’s University, where she sat as Co-Editor-in-Chief of the Queen’s Law Journal and on the Core council of the faculty’s Law Students’ Society. Joanna currently sits as the Secretary of the OBA Workers’ Compensation Section Executive Committee.
Prior to law school, Joanna also completed her Bachelor of Science (Honours) in Biology and minor in English Literature at Queen’s, graduating with distinction. In her free time, she enjoys knitting sweaters, reading, long-distance running and spending time with her many pets. Joanna speaks fluent Polish and understands conversational French.
.
News

Insights
WSIB Suspends Appeals and Extends Time Limits, Reduces Services During OCEU Strike
In 2024, the WSIB had $7.8 billion in reserves and issued a $2 billion surplus rebate to eligible employers in early 2025, based on 60% of their 2023 premiums. A second $2 billion rebate is planned for spring 2025, with eligibility details to be announced.
Read moreAnother WSIB Surplus Distribution Anticipated in Spring 2025
In 2024, the WSIB had $7.8 billion in reserves and issued a $2 billion surplus rebate to eligible employers in early 2025, based on 60% of their 2023 premiums. A second $2 billion rebate is planned for spring 2025, with eligibility details to be announced.
Read moreNew WSIB Communicable Illnesses Policy In Effect as of December 1, 2023
On December 1, 2023, the Ontario Workplace Safety and Insurance Board’s (“WSIB”) new policy applicable to communicable illness claims – Operational Policy Manual Document No. 15-03-15, “Communicable Illnesses” (“Policy”) – became effective.
Read moreWSIB Revises Operational Policy Manual To Enforce Three-Business Day Accident Reporting Period
As of September 29, 2023, the Ontario Workplace Safety and Insurance Board (“WSIB”) has revised its Policy No. 15-01-02, “Employers’ Accident-Reporting Obligations”, to stipulate a three-business-day deadline for covered employers to file a report of workplace injury.
Read moreWebinars
Our complimentary webinars address the practical and legal issues for Canadian employers.
View our Webinars