About William Jaksa Criminal Litigation

William Jaksa Criminal Litigation is a Toronto sole practice devoted entirely to criminal defence, taking on matters from bail hearings and common assault through domestic assault, drug offences, fraud, sexual assault, and murder charges. William Jaksa opened the firm in 2007 and has practised criminal law in Toronto continuously since. Jaksa holds a Bachelor of Arts with Honours from York University, a Master of Arts in Political Science from the University of Waterloo, and a law degree from the University of Windsor, and is a member of the Law Society of Ontario.

The practice has appeared before the Ontario Court of Justice, the Superior Court of Justice, and the Ontario Court of Appeal, and Jaksa has also represented clients before regulatory tribunals including the Ontario Securities Commission, the Coroners Court, the Financial Services Regulatory Authority of Ontario, the Ontario College of Teachers, and the College of Nurses of Ontario. Jaksa belongs to the Criminal Lawyers' Association, the Toronto Lawyers Association, the Durham Regional Law Association, the Advocates Society, the Law Union, and the Canadian Bar Association. Cases are handled personally rather than passed off to junior staff or assistants.

Practice areas

Milestones & recognition

  • William Jaksa opened the firm in 2007 and has appeared before the Ontario Court of Justice, the Superior Court of Justice, and the Ontario Court of Appeal since.
  • Beyond the criminal courts, the firm's lawyer has represented clients before the Ontario Securities Commission, the Coroners Court, the Financial Services Regulatory Authority of Ontario, the Ontario College of Teachers, and the College of Nurses of Ontario.
  • The firm publicly announced an expansion into regulatory offence and professional disciplinary representation in March 2023, and into dedicated domestic assault defence services in May 2023.

In the community

  • William Jaksa has volunteered with the Ontario Justice Education Network (OJEN) since 2007, an organization that works to promote public understanding of the criminal justice system.
  • Jaksa manages Piece Options, an anonymous firearm surrender program created by lawyer Edward Sapiano and operated by defence lawyers, which lets people surrender firearms without facing criminal charges for possession.
  • Jaksa sits on the board of an educational non-profit organization that supports law students and early career lawyers.

Good to know

A person using a wheelchairWheelchair accessibleA rainbow pride heartLGBTQ+ friendlyA laptop showing a video callVirtual appointmentsA calendar with a checkmark beside a clockBy appointmentAn office interior with a desk and chairsIn-person services

Who handles what

The neighbourhood

The firm's office is at 55 University Avenue in downtown Toronto, on the same street as the University Avenue courthouse at 361 University Avenue. That courthouse is a branch of the Ontario Superior Court of Justice, hearing criminal and family matters for the city, the kind of court William Jaksa Criminal Litigation has practised in since 2007.

Frequently asked questions

I've been charged with domestic assault in Toronto. Can William Jaksa Criminal Litigation help?
Yes. The firm added dedicated domestic assault defence services in 2023, covering everything from police interview representation and bail hearings to charge reduction negotiations and peace bond matters.
Does the firm handle sexual assault charges?
Yes, sexual assault is one of the firm's core practice areas, along with domestic assault, drug offences, fraud, and murder charges.
Can William Jaksa represent me in a professional discipline or regulatory hearing, not just criminal court?
Yes. Beyond the criminal courts, Jaksa has represented clients before regulatory bodies including the Ontario Securities Commission, the Coroners Court, the Financial Services Regulatory Authority of Ontario, the Ontario College of Teachers, and the College of Nurses of Ontario, and the firm formally added regulatory offence representation in 2023.
How long has William Jaksa practised criminal law in Toronto?
William Jaksa opened the firm in 2007 and has appeared before the Ontario Court of Justice, the Superior Court of Justice, and the Ontario Court of Appeal since then.
Will William Jaksa personally handle my case, or will it get passed to a paralegal?
The firm says cases are not passed off to paralegals or assistants; Jaksa handles the file directly.
Where is the office located and how do I get in touch?
The office is at 55 University Avenue, Suite 1100, Toronto, Ontario M5J 2H7. The firm can be reached by phone or email through its contact page.

Where to find them

55 University Ave Suite 1100, Toronto, Ontario M5J 2H7 · 647-951-8078

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