Department profile
Torys LLP

Environment

Canada Guide 2026 : Nationwide - Canada

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Torys LLP

Rankings

About

Provided by Torys LLP

Grounded in business perspective and experience, our team guides clients through challenging environmental and occupational health and safety law issues, whether they arise in the context of corporate transactions, litigation or regulatory matters.

Our scope of experience in environmental work is supported by its comprehensive breadth: from the industries and regions we serve to the range of services we provide, we manage complex environmental matters impacting our clients’ operations, projects and transactions, as well as disputes when they arise.

We have deep experience in securing major environmental approvals for large, complex projects. We work seamlessly with our clients on bespoke strategies designed to both prioritize efficient application processing by regulatory authorities and minimize long-term litigation risks. We support clients in navigating the complex matrix of federal, provincial and territorial permitting frameworks, and we defend permits before administrative tribunals and the courts.

Our commercial perspective is informed by a sophisticated understanding of every major sector, including power, infrastructure, oil and gas, mining, transportation, industrials, manufacturing, financial institutions, technology, and real estate.

Chambers Review

Provided by Chambers

Environment - Nationwide - Canada

Band 2

What the Team is Known For

Torys offers advice on the environmental aspects of a wide range of transactions and projects, including high-profile and multi-jurisdictional mergers, financings and redevelopments. It is additionally well equipped to handle regulatory approvals and permitting issues. The environmental law team represents major Canadian and multinational clients spanning numerous industry sectors including oil and gas, chemicals, renewable energy, mining, nuclear, consumer and media. The law firm is additionally known for its expertise in climate change law and emissions trading.

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Work Highlights

Provided by Chambers

  • Torys were retained by VIA HFR to help secure all the required approvals, including under the Federal Impact Assessment regime, in connection with the Toronto-QuĂ©bec City rapid train network project.

Strengths

Provided by Chambers

  • The environmental lawyers have commercial sense and give commercially savvy and solution-oriented advice.

    Environment respondentCanada

  • Torys is an integral part of the team. They are always available and really invested in getting deals done.

    Environment respondentCanada

  • The firm has consistently strong lawyers so you consistently get high quality legal support.

    Environment respondentCanada

  • Torys provides unequaled strategic advisory services and out-of-the-box thinking to serve the client's best interests.

    Environment respondentCanada

  • Torys has superior strength and depth and consistently exceeds client expectations.

    Environment respondentCanada

Notable Practitioners

Provided by Chambers

  • Dennis E Mahony
    Dennis E Mahony

    Dennis E Mahony

    Dennis Mahony is an esteemed lawyer who handles the full spectrum of issues in the environmental space, including environmental approvals for major energy and transportation projects and permitting matters, as well as associated litigation. He is based in Toronto.

    • Dennis is very proactive and forthcoming. He provides very sound advice.

      Environment respondentCanada

    • Dennis provides exceptional service with strong technical skills and practical awareness.

      Environment respondentCanada

    • We have no need to go anywhere else - Dennis puts everything on autopilot for us.

      Environment respondentCanada

    • Dennis is, by far, the best environmental lawyer with whom I have had the privilege to work with. He looks beyond the narrow question of a specific legal point to see the big picture.

      Environment respondentCanada
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  • Michael Fortier
    Michael Fortier

    Michael Fortier

    Toronto-based Michael Fortier is well-versed in environmental issues relating to major energy and mining projects, with additional experience in transactional matters, regulatory approvals and contamination cases.

    • Michael is a strong, big-picture thinker and has an incredible depth of knowledge.

      Environment respondentCanada

    • Michael is a wonderful legal professional. You ask him a very complex question and he has a way of providing an answer in a simple manner that can be explained to anybody.

      Environment respondentCanada

    • Michael is tremendously thorough and really thinks about things that are before him.

      Environment respondentCanada

    • Michael has a superior command and understanding of the legal landscape. He has a strong vision as to how to navigate my organisation's risk.

      Environment respondentCanada

    • Michael is terrific. He is responsive, pragmatic and helpful.

      Environment respondentCanada
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  • Tyson Dyck
    Tyson Dyck

    Tyson Dyck

    Tyson Dyck acts out of the law firm's Toronto office and has a strong reputation for his work in the energy and mining industries, notably in relation to regulatory approvals and permitting requirements. He possesses further expertise encompassing carbon finance and climate-related matters.

    • He is very smart, knowledgeable and practical.

      Environment respondentCanada

    • Tyson is really great at helping us navigate complex technical issues in environmental law. He is extremely "in the know" and breaks things down in a compelling and precise, but strategic way.

      Environment respondentCanada

    • He has a wealth of knowledge and strong connections that aid business development.

      Environment respondentCanada

    • Tyson is excellent to work with. He provides strong communication and legal arguments.

      Environment respondentCanada
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Ranked Individuals at Torys LLP (3)

Nationwide - Canada

Members

Provided by Torys LLP

Torys LLP has rankings in the following guides

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