Company lists · Data verified August 2026

Top 25 Derivatives law firms based in Canada

Name: Derivatives law firms based in Canada
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 122 companies tracked

There are 122 derivatives law firms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 4,543 professional contacts across them, including 2,947 with verified work emails and 308 with mobile numbers. Toronto is the largest hub.

This list covers derivatives law firms headquartered in Canada, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Data current as of August 28, 2026.

122Companies

4,543Contacts tracked

2,947Verified emails

308Mobile numbers

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The 25 largest derivatives law firms based in Canada

Ranked by team size

Top 25 of 122 derivatives law firms based in 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	Blake, Cassels & Graydon LLP	Vancouver, BC	1,001-5,000	1,552	925
2	Lavery	Trois-Rivieres, QC	201-500	543	347
3	Goodmans LLP	Toronto, ON	201-500	494	338
4	Harper Grey LLP	Vancouver, BC	51-200	220	178
5	Taylor Mccaffrey LLP	Gimli, MB	51-200	154	104
6	Lindsay Kenney LLP	Vancouver, BC	51-200	140	100
7	Kelly Santini LLP	Ottawa, ON	51-200	98	75
8	Woods LLP	Montreal, QC	51-200	81	54
9	Brattys LLP	Vaughan, ON	51-200	69	39
10	Mann Lawyers LLP	Perth, ON	51-200	67	52
11	Fh&p Lawyers LLP	Penticton, BC	51-200	61	51
12	LAX O'sullivan Lisus Gottlieb LLP	Toronto, ON	11-50	60	59
13	Thornton Grout Finnigan LLP	Toronto, ON	11-50	59	53
14	Bernier Beaudry Avocats & Notaires	Saint-Georges, QC	11-50	42	31
15	Gascon	Burnaby, BC	11-50	39	26
16	Mccarter Grespan Beynon Weir PC	Kitchener, ON	11-50	36	33
17	Allen, Paquet & Arseneau LLP	Miramichi, NB	51-200	36	24
18	Giffen Lawyers	Waterloo, ON	51-200	35	9
19	Brauti Thorning LLP	Toronto, ON	11-50	32	24
20	Duncan, Linton LLP	Waterloo, ON	11-50	30	23
21	Mccuaig Desrochers LLP	Edmonton, AB	11-50	29	20
22	Adair Goldblatt Bieber LLP	Toronto, ON	11-50	28	25
23	Loberg Ector LLP	Calgary, AB	11-50	25	23
24	Laxton Glass LLP	Toronto, ON	51-200	25	22
25	Rose LLP	Calgary, AB	11-50	24	20

Showing 25 of 122 derivatives law firms based in Canada

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Derivatives law firms based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 45 HQs

308Contacts with mobile numbers

2Emails re-verified in last 30 days

Companies by employee count

1-10

11-50

51-200

201-500

1,001-5,000

Derivatives law firms by metro

Metro	Companies
Derivatives law firms in Toronto	45
Derivatives law firms in Montreal	15
Derivatives law firms in Vancouver	14
Derivatives law firms in Edmonton	4
Derivatives law firms in Quebec	4
Derivatives law firms in Ottawa	2
Derivatives law firms in Kitchener	2
Derivatives law firms in Mississauga	2

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 “derivatives law firms”, with match quality audited by blind human judging, and headquartered in 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; 2 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 derivatives law firms are there based in Canada?

There are 122 derivatives law firms headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Blake, Cassels & Graydon LLP, headquartered in Vancouver, tops this list with the largest team on record.

Which city has the most derivatives law firms?

Toronto leads with 45 headquartered companies, followed by Montreal (15) and Vancouver (14).

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 2,947 verified decision-maker contacts tracked across these 122 companies.

How current is this list?

The list is refreshed periodically as the underlying company graph is re-verified. It was last verified on August 28, 2026.

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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.