Natalie Mullins Partner

Speaks:  English, French

Year of Call: 2002 - Ontario

Primary phone: +1 416-862-3515

Fax: +1 416-862-7661


Download vCard

Primary office:  Toronto

Natalie Mullins

Natalie Mullins is a partner in Gowling WLG's Toronto office, practising in the Advocacy and Environmental Litigation groups.

Natalie has been litigating complex commercial and environmental cases for over 15 years and appears frequently in all levels of Ontario Courts including the Court of Appeal. She has conducted several trials, private arbitrations and hearings before administrative tribunals including the Environmental Review Tribunal.

Natalie is a leading environmental litigator in Canada and is recognized as one of the top in her field by The Best Lawyers in Canada, Who's Who Legal and Canadian Legal Lexpert Directory. Her specific expertise is advocating on behalf of clients embroiled in complex contaminated land disputes, often involving multiple parties and properties. Among her notable reported decisions are:

  • Canadian Tire Real Estate Ltd. v. Huron Concrete Supply Ltd., a leading contaminated sites case heard before the Ontario Superior Court of Justice, where Natalie acted for the successful plaintiff in recovering remediation damages for offsite migration of contamination.
  • Hamilton Beach Brands Canada, Inc. et al v. Ministry of the Environment, where Natalie acted for the appellant in challenging the Ministry of the Environment's jurisdiction to issue offsite remediation orders to persons who are not at fault for contamination.

Natalie advises clients at all stages of litigation on a variety of issues related to contaminated lands, including the acquisition, sale and leasing of contaminated real estate; brownfield redevelopment; assessment of damages and liability exposure; remediation alternatives; site decommissioning; liaising with the government; appealing environmental orders; and, alternative dispute resolution. Her clients include several large oil companies, municipalities, manufacturers, insurers, engineering firms, real estate developers, and individual property owners and tenants.

Natalie is a passionate and fearless advocate but is also practical and results oriented. She works extensively with a team of experts in her field to achieve positive results for clients, including hydrogeologist, toxicologists, engineers and real estate appraisers. Natalie frequently reviews Environmental Site Assessments, remediation reports, risk assessments and property appraisals, and helps clients understand the legal and practical implications of these assessments. She provides clients with practical and creative advice to achieve positive outcomes while managing costs and business disruption. Natalie has significant experience negotiating and structuring intricate settlements often involving multiple parties and properties, and deals frequently with the intersection between environmental law and other areas such as bankruptcy and insolvency.

In addition to environmental litigation, Natalie practises corporate commercial litigation and is experienced in litigating breach of contract issues, torts, fraud claims, shareholder disputes, and real estate disputes.

Outside of the office, Natalie serves as chair of the Environmental Law Section of the Ontario Bar Association and sits on the board of directors of Triathlon Ontario, the governing body of Multisport in the province. Natalie shares her skills and expertise by actively contributing to continuing legal education. She speaks and writes frequently on emerging environmental law issues, effectively managing expert evidence and navigating hearings. Natalie also teaches courses on trial advocacy and has been a guest instructor at Osgoode's Intensive Trial Advocacy Workshop provided to lawyers across Canada.

Career & Recognition

Filter timeline:


  • Canadian Bar Association
  • Ontario Bar Association
  • The Advocates' Society