Company lists · Data refreshed November 2026

Top 25 Law firm back office services based in Canada

RevenueBase identified 2,058 company matches for law firm back office services associated with Canada as of November 2026 and tracks 34,807 professional contacts across them, including 20,962 with verified work emails. Toronto is the largest hub.

This list covers company matches for law firm back office services associated with Canada, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
2,058Companies
34,807Contacts tracked
20,962Verified emails
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The 25 largest law firm back office services based in Canada

Ranked by team size
Top 25 of 2,058 company matches for law firm back office services based in Canada, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchToronto, QC, CanadaHQ recorded Nov 6, 20261,001-5,0002,427 contacts →

Exact match

“About Fasken Fasken is a leading international law firm with more than 900 lawyers and ten offices on three continents.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchToronto, ON, CanadaHQ recorded Nov 6, 20261,001-5,0002,073 contacts →

Exact match

“McCarthy Tétrault provides a broad range of legal services, advising on large and complex assignments for Canadian and international interests.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchToronto, ON, CanadaHQ recorded Nov 6, 20261,001-5,0001,525 contacts →

Exact match

“Miller Thomson LLP ("Miller Thomson") is a national business law firm with approximately 500 lawyers across five provinces in Canada, the broadest reach of any Canadian law firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchCalgary, AB, CanadaHQ recorded Nov 6, 2026501-1,0001,203 contacts →

Exact match

“For over a century, Bennett Jones has been an internationally recognized Canadian law firm founded and focused on principles of professional excellence, integrity, respect and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026501-1,0001,060 contacts →

Exact match

“At Torys, we are in the constant pursuit of earning and building the trust of our clients through superior results and novel solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026501-1,000876 contacts →

Exact match

“Cassels Brock & Blackwell LLP is a Canadian law firm focused on serving the transaction, advocacy, and advisory needs of the country’s most dynamic business sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchVancouver, BC, CanadaHQ recorded Nov 6, 2026501-1,000722 contacts →

Exact match

“MLT Aikins LLP is a full-service law firm of more than 375 lawyers with a deep commitment to Western Canada and an understanding of this market’s unique legal and business…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500539 contacts →

Exact match

“Goodmans LLP is recognized internationally as one of Canada's premier transaction law firms because our lawyers and clients are industry leaders.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchQuébec, QC, CanadaHQ recorded Nov 6, 2026501-1,000519 contacts →

Exact match

“Our firm boasts a large, well-established legal team guided by solid principles and a commitment to serving clients and their needs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchLondon, ON, CanadaHQ recorded Nov 6, 2026201-500468 contacts →

Exact match

“Lerners LLP is a full service law firm that has grown to become one of Ontario’s largest firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 2026201-500380 contacts →

Exact match

“As a leading independent law firm in Québec, Langlois brings together more than 325 people, including some 185 legal professionals, in our Montréal and Québec City offices.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500321 contacts →

Exact match

“Based in the heart of Toronto’s financial district, Blaney McMurtry LLP is one of Canada's premier law firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500313 contacts →

Exact match

“For over 165 years, the lawyers of WeirFoulds have been proud to serve our clients in their most challenging and complex matters.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLondon, QC, CanadaHQ recorded Nov 6, 202651-200286 contacts →

Exact match

“Siskinds is one of Southwestern Ontario’s leading law firms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchToronto, ON, CanadaHQ recorded Nov 6, 202651-200264 contacts →

Exact match

“We bring together the knowledge, experience and energy of the whole firm to help our clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500264 contacts →

Exact match

“Torkin Manes is a full-service law firm based in downtown Toronto.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchVancouver, BC, CanadaHQ recorded Nov 6, 2026201-500252 contacts →

Exact match

“Farris is a high performance law firm, with a diverse client base ranging from individuals to some of the largest public institutions and private corporations in British Columbia…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchVancouver, BC, CanadaHQ recorded Nov 6, 202651-200243 contacts →

Exact match

“Founded in 1907, Harper Grey LLP is a leading Vancouver, BC based business and litigation law firm.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchToronto, ON, CanadaHQ recorded Nov 6, 2026201-500235 contacts →

Exact match

“Welcome to Loopstra Nixon.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMontréal, QC, CanadaHQ recorded Nov 6, 2026201-500234 contacts →

Exact match

“Dunton Rainville is a firm of over 285 people, including some 135 lawyers, notaries and labour relations consultants.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchWinnipeg, MB, CanadaHQ recorded Nov 6, 202651-200225 contacts →

Exact match

“TDS believes that collaboration is essential to providing outstanding professional service.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchToronto, ON, CanadaHQ recorded Nov 6, 202651-200221 contacts →

Exact match

“Founded in the 1920s, Gardiner Roberts LLP (GR) is a full-service law firm advising clients ranging from leading global enterprises through to small and medium-sized companies…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, ON, CanadaHQ recorded Nov 6, 202651-200191 contacts →

Exact match

“Harrison Pensa LLP is a full-service law firm with expertise in litigation, business law and real estate, and a strong focus in family, wills and estate, and personal injury law.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchEdmonton, AB, CanadaHQ recorded Nov 6, 202651-200190 contacts →

Exact match

“Brownlee LLP is a Western Canadian law firm with offices in Calgary, Edmonton, Vancouver, and Regina.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchDartmouth, NS, CanadaHQ recorded Nov 6, 202651-200171 contacts →

Exact match

“Since the firm was founded in 1972, BOYNECLARKE LLP has grown to become one of Atlantic Canada’s largest law firms, proudly operating out of Dartmouth, Nova Scotia.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 2,058 law firm back office services based in Canada

See the full list, filter by size, metro and specialty, and access 20,962 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Law firm back office services based in Canada at a glance

As of Nov 6, 2026
60.2%Verified-email coverage
16.9Average contacts per company
1-10Median size (employees)
17.7%Largest-city concentration · Toronto
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,344
11-50
540
51-200
122
201-500
11
501-1,000
6
1,001-5,000
4

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 2,058 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies
Company records associated with Canada whose business descriptions match “law firm back office services” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 20,962 professional contacts with verified work emails across the full matched dataset. 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 November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “law firm back office services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many law firm back office services are there based in Canada?

RevenueBase identified 2,058 company matches for law firm back office services associated with Canada as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Fasken tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most law firm back office services?

Toronto leads with 364 company records, followed by Montreal (123) and Calgary (122).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 20,962 professional contacts with verified work emails tracked across these 2,058 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 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 SmartSearch, 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.