Department profile
Mathews, Dinsdale & Clark LLP

Employment & Labour

Canada Guide 2026 : Ontario

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Mathews, Dinsdale & Clark LLP

Rankings

Chambers Review

Provided by Chambers

Employment & Labour - Ontario

Band 3

What the Team is Known For
Mathews, Dinsdale & Clark is a management-side workplace law firm with a strong presence in Ontario and throughout the country. It maintains a strong focus on the private sector, typically representing manufacturing, retail and construction clients, as well as advising government-owned companies. The team's experience includes an array of employment and labour matters, from workplace incident investigations to wrongful dismissals and collective bargaining negotiations. It also has expertise in occupational health and safety and compensation issues. The firm has offices in Toronto, Sarnia and Sault Ste. Marie.
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Work Highlights

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  • Mathews, Dinsdale & Clark acted for TELUS in responding to union application for an injunction in the British Columbia courts to halt a return to office directive and in the related expedited national policy grievance.

Strengths

Provided by Chambers

  • Mathews Dinsdale is fantastic, gets strong results and understands the client.

    Employment & Labour respondentCanada

  • The firm truly understands our business and provides practical advice tailored to the specifics of our business. The client service is exceptional.

    Employment & Labour respondentCanada

Notable Practitioners

Provided by Chambers

  • John Craig
    John Craig

    John Craig

    Toronto-based John Craig is a highly regarded labour lawyer who acts for both federal and provincial clients. Alongside his strengths in bargaining and collective agreements, he also acts on tribunals, arbitrations and appeals arising from employee complaints.

    • John is super strategic, clever and efficient.

      Employment & Labour respondentCanada
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  • Cheryl Edwards
    Cheryl Edwards

    Cheryl Edwards

    Senior partner Cheryl Edwards is especially skilled in occupational health and safety, in which she has represented major employers in trials and appeals. She is also experienced in workers' compensation matters, with further expertise in employment litigation. Based in Toronto, she is a former OHS prosecutor.

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  • Allyson Fischer
    Allyson Fischer

    Allyson Fischer

    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.

    • Allyson understands our business and where we're coming from. She's also very practical and responsive.

      Employment & Labour respondentCanada

    • Allyson is excellent and very driven. She's very talented and mindful on how to communicate effectively.

      Employment & Labour respondentCanada

    • She is a very helpful and strategic lawyer.

      Employment & Labour respondentCanada

    • Allyson has taken it upon herself to be a wonderful sounding board, making sure we're as strong as we can be.

      Employment & Labour respondentCanada
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  • Sonia Regenbogen
    Sonia Regenbogen

    Sonia Regenbogen

    Based in Mathews, Dinsdale & Clark's Toronto office, Sonia Regenbogen regularly assists with contracts and collective bargaining, as well as representing clients in disputes and workplace investigations.

    • Sonia is incredible.

      Employment & Labour respondentCanada
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Ranked Individuals at Mathews, Dinsdale & Clark LLP (4)

Ontario

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