About Adelaide Barristers LLP

Adelaide Barristers is a Toronto litigation firm for disputes where a great deal is riding on the result: complex commercial cases, conflicts between shareholders or partners, professional liability claims and other high-stakes matters. It acts for businesses, professionals and individuals, and its founders started it with a clear aim, which was to give clients advocacy that's smart, strategic and effective.

The founders brought trial-tested experience with them from other Canadian litigation firms. Sean Blakeley, Katie Glowach and Vinayak Mishra all practised at Lenczner Slaght LLP before founding Adelaide Barristers. Blakeley and Glowach also worked at Adair Goldblatt Bieber LLP, while Mishra's earlier career included Osler, Hoskin & Harcourt LLP. Mari Galloway's prior practice was at Lenczner Slaght too.

Its lawyers appear in Ontario courts at every level, and before tribunals and arbitration panels. They regularly take complex disputes into arbitration, both domestic and international, as well as into the province's courts and tribunals.

Clients come from fields that include financial services, technology, construction and real estate, and healthcare and other regulated professions. Associate Zenabe Durant handles commercial disputes and civil litigation more broadly. The firm practises from Suite 2500 at 120 Adelaide Street West, and it welcomes both inquiries about representation and referrals.

Practice areas

Shareholder, partnership and commercial disputes

Adelaide Barristers handles oppression claims and derivative actions, along with disputes among shareholders, partners and joint venturers. Its commercial work covers contract and transaction disputes, soured business relationships and clashes between the owners of a company.

Our guide: Litigation and Dispute Resolution in Toronto

Insurance coverage

The firm advises on and litigates coverage disputes, including how a policy should be read, the duty to defend and obligations to indemnify. Sean Blakeley has a specialized practice in complex coverage litigation.

Employment disputes, for workers and employers

The firm represents employees as well as employers. Its matters include wrongful and constructive dismissal claims, human rights complaints, workplace investigations and fights over restrictive covenants.

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Professional negligence

Adelaide Barristers acts in claims alleging negligence by professionals such as lawyers, accountants, medical professionals and others in regulated fields.

Privacy, defamation and anti-SLAPP

Katie Glowach's civil and commercial practice includes privacy, defamation and anti-SLAPP litigation, alongside professional liability disputes.

Construction, infrastructure and estates

Mari Galloway's work centres on construction and infrastructure cases, estate matters and professional liability. Galloway acts for businesses and individuals at each stage of a lawsuit and is often in front of courts, tribunals and arbitral bodies.

How Adelaide Barristers LLP works

Adelaide Barristers builds its litigation on three principles, skill, judgment and civility, and they guide how its lawyers prepare, advise and advocate. Skill means deep litigation experience and careful preparation on every file. Judgment means practical, strategic advice so clients can work through hard disputes and decide with full information. Civility comes from the firm's belief that professionalism is itself a strategy: respectful advocacy earns credibility with judges, tribunals and the lawyers on the other side.

Milestones & recognition

  • Sean Blakeley was awarded the Gold Medal at Western Law.
  • Mari Galloway earned a JD magna cum laude from the University of Ottawa and practised with barristers at a London, England chambers as a Harold G. Fox Scholar.

The neighbourhood

The office is at 120 Adelaide Street West, the building at the core of the Richmond-Adelaide Centre, a group of office towers in Toronto's financial district. The block is framed by Richmond Street West, Sheppard Street, Adelaide Street West and York Street, and 120 Adelaide went up in 1966. Most of the complex's buildings are on the PATH system. Since 2020, the courtyard has held Dreaming, a large sculpture by Jaume Plensa that Oxford Properties unveiled there.

Frequently asked questions

Can Adelaide Barristers take a matter to the Commercial List or the Ontario Court of Appeal?
Adelaide Barristers lawyers have courtroom experience before the Ontario Superior Court of Justice, the Commercial List and the Ontario Court of Appeal, as well as administrative tribunals and arbitration panels.
Does Adelaide Barristers help physicians with CPSO investigations or HPARB appeals?
Adelaide Barristers' Vinayak Mishra has acted for physicians on regulatory complaints and HPARB appeals, and in medical negligence actions. Mishra has also represented and assisted professionals through CPSO and hospital investigations, and through CPAO and CPAB investigations.
Have Adelaide Barristers lawyers appeared in courts outside Ontario?
Adelaide Barristers' Katie Glowach has appeared before the Nova Scotia Supreme Court and Manitoba's Court of King's Bench. Sean Blakeley, whose practice centres on trials and appeals, is regularly in front of courts and tribunals in other parts of Canada as well as Ontario.
Will Adelaide Barristers take on a defamation dispute over something published online?
Adelaide Barristers litigates cases about reputational harm, including defamation claims involving digital media as well as traditional outlets.

Where to find them

120 Adelaide St. W., Suite 2500, Toronto, ON M5H 1T1

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This listing was generated by AI from public sources in October 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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