Company lists · Data refreshed September 2026

Top 25 Commercial litigation attorney associations based in Canada

RevenueBase identified 116 commercial litigation attorney associations headquartered in Canada as of September 2026 and tracks 1,231 professional contacts across them, including 799 with verified work emails. Toronto is the largest hub.

This list covers commercial litigation attorney associations headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 19, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 19, 2026 86% judged on-target in blind review
116Companies
1,231Contacts tracked
799Verified emails
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The 25 largest commercial litigation attorney associations based in Canada

Ranked by team size
Top 25 of 116 commercial litigation attorney associations based in Canada, ranked by team size, largest first. Data refreshed Sep 19, 2026. RevenueBase Smart Search rates how each company's information relates to commercial litigation attorney associations: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceMontréal, QC, CanadaHQ checked Sep 19, 202651-20082 contacts →

Partial evidence

LITIGATION, ARBITRATION AND INSOLVENCY BOUTIQUE.”

Source: RevenueBase Database · checked Sep 19, 2026
2Indirect evidenceToronto, ON, CanadaHQ checked Sep 19, 202651-20071 contacts →

Indirect evidence

“We are 50 barristers, dedicated to exceptional advocacy.”

Source: RevenueBase Database · checked Sep 19, 2026
3Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 202611-5063 contacts →

Partial evidence

“Lax O’Sullivan Lisus Gottlieb LLP is Canada’s preeminent business litigation firm.”

Source: RevenueBase Database · checked Sep 19, 2026
4Indirect evidenceCalgary, AB, CanadaHQ checked Sep 19, 202651-20048 contacts →

Indirect evidence

“JSS Barristers acts for substantial corporate entities as well as individuals, but takes pride in its advocacy on behalf of each one of its clients.”

Source: RevenueBase Database · checked Sep 19, 2026
5Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 202651-20046 contacts →

Partial evidence

“Rogers Partners LLP is a boutique litigation practice that combines the personal touch of a smaller law firm with the deep expertise and experience of much larger firms.”

Source: RevenueBase Database · checked Sep 19, 2026
6Strong evidenceToronto, ON, CanadaHQ checked Sep 19, 202611-5038 contacts →

Strong evidence

“Crawley MacKewn Brush LLP is a leading Toronto-based litigation boutique focused on complex corporate and commercial disputes and home to the largest dedicated securities…”

Source: RevenueBase Database · checked Sep 19, 2026
7Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 202651-20037 contacts →

Partial evidence

“One of Toronto's, original civil litigation boutiques, Teplitsky LLP has earned a reputation for aggressive, creative advocacy.”

Source: RevenueBase Database · checked Sep 19, 2026
8Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 202611-5030 contacts →

Partial evidence

“Ross Nasseri LLP is a civil and regulatory litigation boutique in Toronto.”

Source: RevenueBase Database · checked Sep 19, 2026
9Strong evidenceToronto, ON, CanadaHQ checked Sep 19, 202611-5028 contacts →

Strong evidence

“AGB is a leading Toronto-based litigation boutique, trusted by clients Canada-wide and internationally with their commercial, civil, administrative, and regulatory litigation.”

Source: RevenueBase Database · checked Sep 19, 2026
10Partial evidenceNorth York, ON, CanadaHQ checked Sep 19, 202611-5028 contacts →

Partial evidence

“Longo Lawyers is a client-first litigation firm dedicated to protecting the rights, dignity, and financial security of individuals and businesses across Ontario.”

Source: RevenueBase Database · checked Sep 19, 2026
11Indirect evidenceMontreal, QC, CanadaHQ checked Sep 19, 202611-5026 contacts →

Indirect evidence

“Fondé en Donati Maisonneuve est un cabinet boutique spécialisé en litige oeuvrant essentiellement dans les industries de l'assurance, de la construction, de l'immobilier et des…”

Source: RevenueBase Database · checked Sep 19, 2026
12Strong evidenceCalgary, AB, CanadaHQ checked Sep 19, 202611-5025 contacts →

Strong evidence

Commercial litigation specialists, with full services for businesses and their owners.”

Source: RevenueBase Database · checked Sep 19, 2026
13Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 202611-5025 contacts →

Partial evidence

“MMW LLP is a Toronto litigation boutique founded in 2007 by a group of partners from one of Canada's largest Bay Street law firms.”

Source: RevenueBase Database · checked Sep 19, 2026
14Partial evidenceOakville, ON, CanadaHQ checked Sep 19, 202611-5022 contacts →

Partial evidence

“RAR Litigation is a business litigation boutique focused on delivering practical, results-driven advocacy for sophisticated clients.”

Source: RevenueBase Database · checked Sep 19, 2026
15Strong evidenceMississauga, ON, CanadaHQ checked Sep 19, 202611-5021 contacts →

Strong evidence

“Speigel Nichols Fox LLP is a boutique commercial litigation law firm with additional expertise in business law matters, including commercial transactions, commercial real estate…”

Source: RevenueBase Database · checked Sep 19, 2026
16Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 202611-5020 contacts →

Partial evidence

“Fierce Advocates Dewart Gleason LLP is a boutique litigation law firm in Toronto focusing on civil litigation, labour law, the protection of civil liberties, defence of lawyers…”

Source: RevenueBase Database · checked Sep 19, 2026
17Partial evidenceVancouver, BC, CanadaHQ checked Sep 19, 202611-5018 contacts →

Partial evidence

“Allen / McMillan was founded by two experienced litigators, Greg Allen and Wes McMillan, with the goal of being a leading litigation boutique at the forefront of innovative and…”

Source: RevenueBase Database · checked Sep 19, 2026
18Partial evidenceVancouver, BC, CanadaHQ checked Sep 19, 202611-5016 contacts →

Partial evidence

“Experience, judgment and a proven track record make Dennis Dawson James Aitken LLP a go-to firm for litigation.”

Source: RevenueBase Database · checked Sep 19, 2026
19Strong evidenceVancouver, BC, CanadaHQ checked Sep 19, 202611-5016 contacts →

Strong evidence

“Poulus Ensom Smith LLP is a leading litigation boutique focused on high-stakes corporate, commercial and securities disputes.”

Source: RevenueBase Database · checked Sep 19, 2026
20Strong evidenceVancouver, BC, CanadaHQ checked Sep 19, 202611-5016 contacts →

Strong evidence

“Fraser Litigation Group is a Vancouver based commercial litigation and dispute resolution firm.”

Source: RevenueBase Database · checked Sep 19, 2026
21Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 20261-1016 contacts →

Partial evidence

“DMG Advocates is recognized as one of the leading litigation boutiques in Canada.”

Source: RevenueBase Database · checked Sep 19, 2026
22Partial evidenceMontréal, QC, CanadaHQ checked Sep 19, 202611-5015 contacts →

Partial evidence

“Notre cabinet spécialisé en litige civil et commercial est formé de plaideurs chevronnés qui représentent les intérêts de nos clients devant toutes les instances provinciales ou…”

Source: RevenueBase Database · checked Sep 19, 2026
23Partial evidenceToronto, ON, CanadaHQ checked Sep 19, 202611-5015 contacts →

Partial evidence

“Bruder Springstead LLP is a litigation boutique of experienced legal professionals representing both long standing institutional clients as well as private individuals.”

Source: RevenueBase Database · checked Sep 19, 2026
24Partial evidenceVancouver, BC, CanadaHQ checked Sep 19, 202611-5014 contacts →

Partial evidence

“Lam Legal is a litigation-focused law firm representing clients in estate disputes, business and shareholder conflicts, construction disputes, and complex civil litigation across…”

Source: RevenueBase Database · checked Sep 19, 2026
25Partial evidenceOttawa, ON, CanadaHQ checked Sep 19, 202611-5013 contacts →

Partial evidence

“Williams Litigation Lawyers LLP is a prominent litigation law firm founded in 1979.”

Source: RevenueBase Database · checked Sep 19, 2026

Showing 25 of 116 commercial litigation attorney associations based in Canada

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Commercial litigation attorney associations based in Canada at a glance

As of Sep 19, 2026
64.9%Verified-email coverage
10.6Average contacts per company
1-10Median size (employees)
45.7%Largest-city concentration · Toronto
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
61
11-50
48
51-200
7

Email recency for this list is measured worldwide rather than for Canada, so it is reported there. Company counts and contact totals on this page are exact for Canada, over 116 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among commercial litigation attorney associations, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in Canada whose own description of what they do matches “commercial litigation attorney associations”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names commercial litigation attorney associations), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among commercial litigation attorney associations, and records with no verified work email. Companies headquartered outside Canada are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every listed company carries at least one verified work email, 799 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on September 19, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Commercial litigation attorney associations by metro

  • Commercial litigation attorney associations in Toronto53

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names commercial litigation attorney associations, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many commercial litigation attorney associations are there based in Canada?

RevenueBase identified 116 commercial litigation attorney associations headquartered in Canada as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Woods LLP, headquartered in Montreal, tops this list with the largest team on record.

Which city has the most commercial litigation attorney associations?

Toronto leads with 53 headquartered companies, followed by Montreal (13) and Vancouver (10).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 799 verified decision-maker contacts tracked across these 116 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 19, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.