About Perrier Law

Perrier Law is a small Toronto law firm that concentrates on administrative and professional regulatory law, incorporated in 2004. It operates from the Toronto Board of Trade Tower at First Canadian Place, in the city's Financial District, as a one-lawyer practice led by founder Neil J. Perrier. The firm's stated areas of practice are professional regulatory law and Aboriginal law.

Neil J. Perrier has more than 30 years of experience in professional regulatory law. For over 20 years, Perrier acted as legal counsel to four of Ontario's major regulatory bodies: the College of Physicians and Surgeons of Ontario, the Royal College of Dental Surgeons of Ontario, the Law Society of Upper Canada, and the Association of Professional Engineers of Ontario. The firm now represents individual professionals, including physicians, psychologists, physiotherapists, chiropractors, pharmacists, lawyers and engineers, in disciplinary, capacity and registration hearings, as well as in judicial reviews and appeals before the Divisional Court. Perrier has also been invited to lecture at continuing legal education conferences and at law and medical schools, on topics that include advocacy and professional ethics.

Good to know

A person using a wheelchairWheelchair accessibleA calendar with a checkmark beside a clockBy appointment

The neighbourhood

Perrier Law's office is in the Toronto Board of Trade Tower at First Canadian Place, on the corner of King and Bay streets in Toronto's Financial District. The tower serves as headquarters for the Bank of Montreal and is one of the district's landmark office buildings.

Frequently asked questions

Does Perrier Law represent doctors and other professionals facing a discipline or capacity hearing?
Yes. Perrier Law represents professionals, including physicians, psychologists, physiotherapists, chiropractors, pharmacists, lawyers and engineers, who are under investigation or facing disciplinary, capacity or registration proceedings before their regulatory bodies.
Can Perrier Law help after a regulatory body's decision, not just at the hearing itself?
Yes. The firm handles judicial reviews and appeals arising out of regulatory proceedings, including matters before the Divisional Court.
Does Perrier Law only act for individual professionals, or also for regulators?
Both. The firm has acted for individual professionals defending themselves in proceedings, and it has also acted as counsel to regulatory bodies themselves, including investigators, registrars and committees.
What is Neil Perrier's background in regulatory law?
Neil J. Perrier has more than 30 years of experience in professional regulatory law, including over 20 years as legal counsel to four of Ontario's regulatory bodies: the College of Physicians and Surgeons of Ontario, the Royal College of Dental Surgeons of Ontario, the Law Society of Upper Canada, and the Association of Professional Engineers of Ontario.
Does Perrier Law handle Aboriginal law matters?
The firm lists Aboriginal law, alongside professional regulatory law, among its areas of practice.
Where is Perrier Law located and how can I reach the firm?
Perrier Law is at the Toronto Board of Trade Tower, 1 First Canadian Place, Suite 350, in downtown Toronto, and can be reached by phone or email through its contact page.

Where to find them

Toronto Board of Trade Tower, 1 First Canadian Place, Suite 350, Toronto, Ontario M5X 1C1 · 416-537-3133

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Listing compiled from the firm’s public website in August 2026. Verify licence status in the Law Society of Ontario directory ↗