Ranked in 1 Practice Areas
5

Band 5

Employment & Labour

Ontario

2 Years Ranked

About

Provided by Allyson Fischer

Canada

Practice Areas

Employment law, Human rights, Federal Sector, Litigation and advocacy, and Workplace investigations

Career

Allyson Fischer is a Partner at Mathews Dinsdale’s Toronto office and a leading commercial employment litigator with more than 20 years of experience. She is recognized for her expertise in all types of injunctions, including restrictive covenants, breach of fiduciary duties, breach of confidence, Mareva injunctions to freeze assets, and labour injunctions to restrict picketing. Allyson frequently represents clients in wrongful dismissal actions involving executive-level employees as well as in complex commercial disputes, including those arising from partnership and shareholder agreements.

Known for her strategic and immediate responses in fast-moving cases, Allyson works closely with technology experts to ensure clients are positioned for success, particularly where electronic evidence is critical. She has negotiated numerous compliance protocols for departing employees, including the return and deletion of confidential documents and information. Allyson is often consulted by other lawyers on these issues and has served as an expert witness in cases across jurisdictions.

A passionate advocate with a proven record of courtroom success, Allyson has been recognized by Lexpert Rising Stars (2015), Best Lawyers in Canada (Labour and Employment, 2020–2023), and the Canadian Legal Lexpert Directory (Employment Law, 2018–2021). She has also been a featured speaker at the Osgoode Professional Development Conference on Non-Solicitation Clauses and at the HRPA HR Law Conference on Confidential Information and Client Protection.

Beyond her practice, Allyson is committed to advancing women in business and the legal profession. She Co-Chaired the Corporate State Summit Conference on Women in Business in Toronto in 2016 and 2017.

Professional Memberships

Ontario Bar Association

Education

McMaster University

B.A.

Western University

LL.B.

Awards

Employment and Labour Law – Ontario

Chambers and Partners Canada

Labour and Employment

Canadian Legal Lexpert®

Labour and Employment

Best Lawyers® in Canada

Leading Lawyers under 40

Lexpert® Rising Stars 2015

Chambers Review

Provided by Chambers

Chambers Canada Guide

Employment & Labour - Ontario

5
Band 5
Individual Editorial

Allyson Fisher of Mathews, Dinsdale & Clark's Toronto office is an employment litigator, with an expertise in restrictive covenants, breach of fiduciary duties, breach of confidence and labour injunctions to restrict picketing. Allyson also represents clients in wrongful dismissal actions.

Strengths

Provided by Chambers

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