Environmental Law

Committed to a Greener Future

Environmental Law

Committed to a Greener Future

Environmental Law

Committed to a Greener Future

Navigating Complex Environmental Regulations

Lexexpert Ranked Law Firm
Best Lawyers 2025 logo

The law and regulations governing environmental issues in Ontario are highly complex. Lerners LLP lawyers can help you navigate the issues and manage your risk. We advise clients on the completion of environmental due diligence during the purchase, sale, lease, or financing of commercial, industrial and agricultural properties.

Our lawyers will assist you with environmental contamination and remediation litigation, investigations, negotiations and defence of prosecutions under federal, provincial or municipal environmental legislation, regulatory by-laws as well as legal-environmental risk assessment and compliance.

Contact us today to learn more.

Advocates for Responsible Development

We believe that economic progress and environmental stewardship can go hand in hand. Our firm works with contractors, developers, municipalities, and conservation groups to help ensure that growth is achieved responsibly, legally, and sustainably.

our services

Defence of Prosecution Under Environmental/Municipal Legislation

Protecting clients from enforcement actions under municipal laws and statutes including the Conservation Authorities Act, Environmental Protection Act, Endangered Species Act, Ontario Water Resources Act, Building Code Act, Municipal Act, and the Provincial Parks and Conservation Reserves Act.

Defence of Prosecution Under Environmental/Municipal Legislation

Protecting clients from enforcement actions under municipal laws and statutes including the Conservation Authorities Act, Environmental Protection Act, Endangered Species Act, Ontario Water Resources Act, Building Code Act, Municipal Act, and the Provincial Parks and Conservation Reserves Act.

Defence of Prosecution Under Environmental/Municipal Legislation

Protecting clients from enforcement actions under municipal laws and statutes including the Conservation Authorities Act, Environmental Protection Act, Endangered Species Act, Ontario Water Resources Act, Building Code Act, Municipal Act, and the Provincial Parks and Conservation Reserves Act.

Environmental Impact Assessments (EIAs)

Reviewing EIAs to advise clients on strategies to mitigate negative environmental impacts or challenging EIAs before tribunals or the courts.

Environmental Impact Assessments (EIAs)

Reviewing EIAs to advise clients on strategies to mitigate negative environmental impacts or challenging EIAs before tribunals or the courts.

Environmental Impact Assessments (EIAs)

Reviewing EIAs to advise clients on strategies to mitigate negative environmental impacts or challenging EIAs before tribunals or the courts.

Renewable Energy and Sustainability Initiatives

Supporting the development and operation of clean energy projects through legal counsel on policy, permitting, and incentives.

Renewable Energy and Sustainability Initiatives

Supporting the development and operation of clean energy projects through legal counsel on policy, permitting, and incentives.

Renewable Energy and Sustainability Initiatives

Supporting the development and operation of clean energy projects through legal counsel on policy, permitting, and incentives.

Environmental Litigation and Dispute Resolution

Representing clients in resolving environmental conflicts through negotiation, mediation, or court proceedings.

Environmental Litigation and Dispute Resolution

Representing clients in resolving environmental conflicts through negotiation, mediation, or court proceedings.

Environmental Litigation and Dispute Resolution

Representing clients in resolving environmental conflicts through negotiation, mediation, or court proceedings.

Climate Change and Emissions Regulation

Advising clients on reducing carbon footprints, complying with emissions standards, and navigating emerging climate policies.

Climate Change and Emissions Regulation

Advising clients on reducing carbon footprints, complying with emissions standards, and navigating emerging climate policies.

Climate Change and Emissions Regulation

Advising clients on reducing carbon footprints, complying with emissions standards, and navigating emerging climate policies.

Remediation of Contaminated Sites

Providing advice on the investigation and clean-up of polluted areas while mitigating client liability.

Remediation of Contaminated Sites

Providing advice on the investigation and clean-up of polluted areas while mitigating client liability.

Remediation of Contaminated Sites

Providing advice on the investigation and clean-up of polluted areas while mitigating client liability.

Interventions in Legal Proceedings

Advising on intervener participation in cases that could impact environmental protection.

Interventions in Legal Proceedings

Advising on intervener participation in cases that could impact environmental protection.

Interventions in Legal Proceedings

Advising on intervener participation in cases that could impact environmental protection.

Permitting and Regulatory Compliance

Helping clients secure the necessary authorizations to proceed lawfully.

Permitting and Regulatory Compliance

Helping clients secure the necessary authorizations to proceed lawfully.

Permitting and Regulatory Compliance

Helping clients secure the necessary authorizations to proceed lawfully.

Why Lerners?

  • Proven track record in complex environmental litigation

  • Deep understanding of local, provincial, and federal environmental laws

  • Collaborative approach with regulators, stakeholders, and community groups

  • Commitment to environmental justice and ethical practice

Building a Better Tomorrow — Together

We are here to help clients make informed, responsible decisions in project planning and execution in anticipation of possible legal challenges.

Contact us today to find out how we can support you in reaching your goals while complying with environmental regulations.

Our Environmental Lawyers

Headshot of Andrew Hentz.
Andrew Hentz
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Bradley Bain.
Bradley D. Bain
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Gregory Cherniak.
Gregory Cherniak
Associate

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Jacob Damstra.
Jacob R. W. Damstra
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Joseph Hentz.
Joseph M. Hentz
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Our Environmental Lawyers

Headshot of Andrew Hentz.
Andrew Hentz
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Bradley Bain.
Bradley D. Bain
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Gregory Cherniak.
Gregory Cherniak
Associate

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Jacob Damstra.
Jacob R. W. Damstra
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Joseph Hentz.
Joseph M. Hentz
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Our Environmental Lawyers

Headshot of Andrew Hentz.
Andrew Hentz
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Bradley Bain.
Bradley D. Bain
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Gregory Cherniak.
Gregory Cherniak
Associate

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Jacob Damstra.
Jacob R. W. Damstra
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

Headshot of Joseph Hentz.
Joseph M. Hentz
Partner

London

Toronto

Kitchener–Waterloo

Strathroy

Administrative and Public Law

Appeals

Arbitration and Mediation

Articling

Bankruptcy, Restructuring and Insolvency

Business Law

Class Actions

Commercial Litigation

Commercial Real Estate and Land Development

Construction Law

Diversity & Inclusion

Education Law

Employment and Labour Law

Environmental

Family Law

Health Law

Intellectual Property and Technology

Municipal Law

Personal Injury

Privacy and Cybersecurity

Professional Regulation and Liability

Residential Real Estate

Sexual Assault and Abuse

Specialty Risk and Insurance

Wills and Estates

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Everyone at Lerners is committed to ensuring your matters are addressed with the attention and care you expect.

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Reach Out

Everyone at Lerners is committed to ensuring your matters are addressed with the attention and care you expect.

Reach Out

Everyone at Lerners is committed to ensuring your matters are addressed with the attention and care you expect.