About Weisberg Law Criminal Lawyers LLP

Clients rate this firm highly on Google.

Weisberg Law Criminal Lawyers LLP is a criminal defence firm on Duncan Street in downtown Toronto's Entertainment District. Adam Weisberg started the firm in 2010, after a career that ran from a national business law firm to a partnership at what was then Canada's largest criminal law practice. Weisberg is a graduate of Queen's University Faculty of Law, holds the Law Society of Ontario's Certified Specialist in Criminal Law designation, and sits on the Complex Case Rate Panel, a government initiative that keeps senior counsel involved in complicated murder prosecutions. In 2025, Weisberg was elected President of the Criminal Lawyers' Association after five terms on its board and executive.

Four lawyers make up the firm, handling cases from impaired driving to homicide charges across the Greater Toronto Area and appeals at the Court of Appeal for Ontario and the Supreme Court of Canada. Partners Anthony Bugo and Samiyyah Ganga are both Osgoode Hall Law School graduates; Ganga has contributed to criminal law research for the Canadian Muslim Lawyers' Association and volunteers with the Criminal Lawyers' Association's Women's and Diversity Committees. Associate Cassandra Laperriere, a University of Western Ontario law graduate, helps produce the Criminal Lawyers' Association's podcast, Canada's Court. Canadian Lawyer named the firm a Top Criminal Law Boutique for 2026 to 2027.

Practice areas

In the community

  • Adam Weisberg sits on the Complex Case Rate Panel, a government initiative that keeps senior counsel involved in complicated murder prosecutions.
  • Weisberg was an adjunct professor at Osgoode Hall Law School teaching evidence law until 2025, and is a guest instructor with the trial advocacy program at Queen's Law.
  • Samiyyah Ganga has worked on criminal law research projects for the Canadian Muslim Lawyers' Association, the Criminal Lawyers' Association, and the Social Sciences and Humanities Research Council, and volunteers with the Criminal Lawyers' Association's Women's Committee and Diversity Committee.
  • Cassandra Laperriere is a member of the Law Society of Ontario, the Criminal Lawyers' Association, and the Toronto Lawyers Association, and assists with the Criminal Lawyers' Association's podcast, Canada's Court.

Good to know

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Certified Specialists

A designation granted by the Law Society of Ontario, not a self-declared area of focus.

This firm’s lawyers at a glance

Law schools
Osgoode Hall Law School, University of Western Ontario 2 of 4 lawyers

Where to find them

24 Duncan Street, 3rd Floor, Toronto, ON M5V 2B8 · 416-605-4811

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This listing was generated by AI from public sources in September 2026. It may contain errors, and we can’t guarantee it’s accurate or complete. Before you rely on anything here, verify it on the firm’s own website. Verify licence status in the Law Society of Ontario directory ↗

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