Company lists · Data verified August 2026

Top 25 Law firms based in Toronto, Canada

Name: Law firms based in Toronto, Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 897 companies tracked

This directory lists 897 law firms based in Toronto, Canada, with 13,404 professional contacts and 8,193 email addresses. As of August 2026, Toronto is the single most-represented city among the companies listed.

Law firms are professional service organizations that provide legal advice, representation, and related services through licensed attorneys. This list covers companies that provide legal advice, legal representation, or related legal services through licensed attorneys. Ranked by team size, largest first. Data current as of August 28, 2026.

897Companies

13,404Contacts tracked

8,193Verified emails

877Mobile numbers

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The 25 largest law firms based in Toronto, Canada

Ranked by team size

Top 25 of 897 law firms based in Toronto, Canada, ranked by team size, largest first. Data verified Aug 28, 2026. Click a count to unlock that company's people.
#	Company	HQ	Employees	Contacts	Verified emails
1	Osler, Hoskin & Harcourt LLP	Toronto, ON	1,001-5,000	1,561	887
2	Cassels Brock & Blackwell LLP	Toronto, ON	501-1,000	810	503
3	Aird & Berlis LLP	Toronto, ON	501-1,000	572	446
4	Goodmans LLP	Toronto, ON	201-500	494	338
5	Blaney Mcmurtry LLP	Toronto, ON	201-500	298	214
6	Weirfoulds LLP	Toronto, ON	201-500	282	212
7	Torkin Manes LLP	Toronto, ON	201-500	239	157
8	Fogler, Rubinoff LLP	Toronto, ON	51-200	238	171
9	Loopstra Nixon LLP	Toronto, ON	201-500	218	162
10	Lenczner Slaght	Toronto, ON	51-200	214	160
11	Gardiner Roberts LLP	Toronto, ON	51-200	204	132
12	Beard Winter LLP	Toronto, ON	51-200	150	98
13	Koskie Minsky LLP	Toronto, ON	51-200	136	87
14	MBM Intellectual Property LAW LLP	Toronto, ON	51-200	129	31
15	Pace LAW Firm	Toronto, ON	51-200	123	83
16	Samfiru Tumarkin LLP	Toronto, ON	51-200	109	87
17	Kronis, Rotsztain, Margles, Cappel LLP Krmc	Toronto, ON	51-200	107	51
18	Ross & Mcbride	Toronto, ON	51-200	102	59
19	Goldblatt Partners LLP	Toronto, ON	51-200	100	70
20	Wildeboer Dellelce LLP	Toronto, ON	51-200	93	74
21	Dutton Brock LLP	Toronto, ON	51-200	88	56
22	Thomson Rogers LLP	Toronto, ON	51-200	88	53
23	Caravel LAW LLP	Toronto, ON	51-200	87	72
24	Chaitons LLP	Toronto, ON	51-200	87	63
25	Mills & Mills LLP	Toronto, ON	51-200	87	55

Showing 25 of 897 law firms based in Toronto, Canada

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Law firms based in Toronto, Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 901 HQs

877Contacts with mobile numbers

45Emails re-verified in last 30 days

Companies by employee count

1-10

596

11-50

230

51-200

201-500

501-1,000

1,001-5,000

10001+

Law firms by metro in Canada

Metro	Companies
Law firms in Toronto	901
Law firms in Montreal	296
Law firms in Vancouver	285
Law firms in Calgary	264
Law firms in Mississauga	171
Law firms in Ottawa	158
Law firms in Edmonton	131
Law firms in Quebec	67

How this list was built

Source: The RevenueBase company graph: 21.3 million companies and 398.9 million professional contacts resolved from primary sources.
Inclusion: Companies whose own business descriptions match “law firms”, with match quality audited by blind human judging, and headquartered in Toronto, Canada.
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: Contact records re-verify on a rolling cadence; 45 contacts on this list were re-verified in the last 30 days.
Refresh: Lists are refreshed periodically as the underlying company graph is re-verified. Last verified Aug 28, 2026.

Frequently asked

How many law firms are listed based in Toronto, Canada?

The directory includes 897 law firms based in Toronto, Canada as of August 2026.

Where are most of the listed law firms located?

Toronto is the single most-represented city among the law firms on the list.

How many contacts and email addresses are available for these law firms?

The list includes 13,404 professional contacts and 8,193 email addresses for the listed law firms.

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About this data

RevenueBase is a B2B contact data platform. Its company graph covers 21.3 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, the same data that powers RevenueBase's B2B data products and the free research portal.