AO

Anthony O’Brien, Class Action Attorney in the United States

Dedicated class action attorney.

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Quick answer

Anthony O’Brien is an attorney based in Toronto, ONTARIO. The practice focuses on Class Action.

Based in
Toronto, ONTARIO
Experience
attorney
Known for
Class Action
  • Handles Class Action matters from Toronto, ONTARIO.
  • Recognized with Best Lawyers in America — Class Action Litigation (2026).

About Anthony O’Brien: Anthony O’Brien is an attorney based in Toronto, ONTARIO. The practice focuses on Class Action.

Areas of practice

Practice areas handled by Anthony O’Brien

Anthony concentrates on class action. Each area below outlines the kind of case Anthony handles, typical outcomes to expect, and how the intake process starts.

Class Action cases nationwide

Anthony takes class action matters nationwide. Typical engagements include intake calls to scope the issue, review of any records or filings you already have, and a written strategy memo before Anthony agrees to represent you.

Biography

About Anthony O’Brien — Attorney of the U.S. class action experience

Anthony O’Brien is an attorney based in Toronto, ONTARIO. The practice focuses on Class Action.

Anthony O’Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Class Action Litigation.

Anthony, who practices law in Toronto, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony is held by other top lawyers in the same geographic and legal practice area.

Working with Anthony on a class action matter

Anthony O’Brien is a top attorney recognized by Best Lawyers in the practice area(s) of Class Action Litigation. Anthony, who practices law in Toronto, Ontario, has been recognized since 2024. This recognition is based on an exhaustive peer-review survey, reflecting the high esteem in which Anthony is held by other top lawyers in the same geographic and legal practice area.

Clients Anthony works with

Anthony reviews new inquiries case-by-case for class action matters in the United States.

Recognition

Awards, publications, and recognition of Anthony O’Brien

Anthony has received 1 formal recognition from bar associations, industry bodies, and peer-review services.

  • Best Lawyers in America — Class Action Litigation

    2026

Legal awards and honors

Best Lawyers in America — Class Action Litigation (2026).

Locations

Anthony O’Brien's office in Toronto

Anthony's primary office is at 65 Queen Street West, Suite 1155, Toronto, Ontario. In-person meetings are by appointment; a phone intake usually comes first.

Main office

65 Queen Street West, Suite 1155

Toronto, Ontario

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Client feedback

Client reviews of Anthony O’Brien

Anthony has not yet collected verified client reviews on LawyersListed. Reviews here are all from confirmed clients; anonymous ratings are moderated out.

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Hiring guide

How to hire Anthony O’Brien — what to expect in your first consultation

Working with a new class action attorney should feel structured. Here's how the first two conversations with Anthony usually go, from the moment you request a consult to the day representation begins.

Consultation formats and pricing

Anthony charges for the initial consult. That fee is credited toward representation if you retain Anthony's office.

What to bring to your first meeting

Bring any documents you already have — police reports, medical records, filed pleadings, correspondence from an insurer, a copy of the contract at issue. If you're not sure, err on the side of bringing everything; Anthony will tell you what matters and what doesn't.

Questions to ask a class action attorney in your state

A short list to run through before you commit: How many class action matters have you handled in the last year? What's your fee structure? Who else in the office will work on this? What's your realistic estimate of timeline and range of outcomes? How do I reach you between meetings?

Fees & payment

Fees, payment methods, and consultation options for Anthony

Anthony discusses fees during intake so the arrangement fits the matter. Contingency, hourly, and flat-fee options are all common in class action practice — ask which fits.

Hourly rates, contingency fees, and flat-fee options

Every class action matter is priced differently. Simple document review might be a flat fee. Injury litigation is often contingency. Complex commercial disputes usually run hourly with a retainer. Anthony confirms the model in the engagement letter before any work starts.

Payment methods and payment plans

Anthony's office accepts standard payment methods. Ask about payment plans if the retainer is a stretch — many class action practices work with clients on structured schedules.

Frequently asked

Frequently asked questions about Anthony O’Brien

  • How much does it cost to hire Anthony for a class action case?

    Cost depends on the type of matter, the fee model (contingency, flat, hourly), and how contested the case becomes. Anthony walks through the likely range during the consult so there are no surprises.

  • Does Anthony offer a free consultation?

    Anthony charges for the initial consult; that fee is credited toward representation if you retain Anthony's office. Some class action attorneys offer free consults — check Anthony's current terms during booking.

  • How long do class action cases in this state typically take?

    Simple class action matters can wrap in a few weeks; disputed cases can run 6–18 months from intake to resolution, longer if the matter goes to trial. Anthony gives a realistic estimate for your facts at the consult — vague answers here are a red flag.

  • Can Anthony take my case if I'm outside the area?

    Anthony evaluates matters case by case. If the venue is outside Anthony's regular jurisdictions, the intake call will confirm whether direct representation or a referral makes more sense.

  • What should I bring to my first meeting with Anthony?

    Bring every document that touches the dispute: contracts, correspondence, police or medical reports, filed pleadings, invoices, photographs, insurance letters. Also bring a written timeline of what happened, in your own words. Anthony will filter what matters — over-preparing at intake is always cheaper than needing a second meeting.

  • Is Anthony accepting new class action clients right now?

    Anthony's intake status shifts week to week. Submit the form; the office will confirm availability or refer the matter out.