Company lists · Data verified August 2026

Top 25 Adoption law firms based in Canada

Name: Adoption 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 152 companies tracked

There are 152 adoption law firms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 849 professional contacts across them, including 391 with verified work emails and 63 with mobile numbers. Toronto is the largest hub.

This list covers adoption 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.

152Companies

849Contacts tracked

391Verified emails

63Mobile numbers

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The 25 largest adoption law firms based in Canada

Ranked by team size

Top 25 of 152 adoption 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	Niman Mamo LLP	Toronto, ON	11-50	39	34
2	Crossroads LAW	Calgary Alberta, AB	51-200	38	28
3	Stephen Durbin And Associates	Mississauga, ON	11-50	20	5
4	Burrison Hudani Doris LLP	Toronto, ON	11-50	19	19
5	Family LAW Group	London, ON	11-50	19	10
6	Verdon Armanda Gauthier, Avocats	Quebec, QC	11-50	18	12
7	Pringle & Associés Avocats	Laval, QC	11-50	17	13
8	Soby Boyden Lenz LLP	Calgary, AB	11-50	15	4
9	Stokes LAW LLP	Calgary, AB	11-50	14	3
10	Nathens, Siegel LLP	North York, ON	1-10	13	8
11	Stanchieri Family LAW	Toronto, ON	11-50	11	10
12	S.R.L. Avocats Lister Beaupré Lawyers LLP	Ottawa, ON	11-50	11	10
13	VML Family LAW LLP	Calgary, AB	1-10	11	10
14	Mast Avocats	Quebec, QC	11-50	11	7
15	DJO Family LAW	Vancouver, BC	11-50	11	4
16	MOE Hannah LLP	Calgary, AB	11-50	10	10
17	Castle & Associates	Calgary, AB	11-50	10	6
18	Radley Family LAW	Vaughan, ON	1-10	10	6
19	Chhina DAS LLP	Langley, BC	11-50	9	8
20	Stoner & Company Family LAW Associates	Burlington, ON	11-50	9	6
21	Verdon Samson Lemieux Armanda, Avocats	Quebec, QC	11-50	9	2
22	Lighthouse Family LAW LLP	Oakville, ON	11-50	8	7
23	RPB Family LAW Professional Corporation	Ottawa, ON	1-10	8	5
24	Carleton LAW Group	Saint John, NB	11-50	8	4
25	Tyas Family LAW PC	Toronto, ON	1-10	8	4

Showing 25 of 152 adoption law firms based in Canada

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Adoption law firms based in Canada at a glance

As of Aug 28, 2026

1-10Median size (employees)

TorontoLargest hub · 30 HQs

63Contacts with mobile numbers

1Emails re-verified in last 30 days

Companies by employee count

1-10

111

11-50

51-200

Adoption law firms by metro

Metro	Companies
Adoption law firms in Toronto	30
Adoption law firms in Calgary	13
Adoption law firms in Ottawa	12
Adoption law firms in Edmonton	6
Adoption law firms in Vancouver	5
Adoption law firms in Barrie	5
Adoption law firms in London	4
Adoption law firms in Quebec	4

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 “adoption 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; 1 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 adoption law firms are there based in Canada?

There are 152 adoption law firms headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

Niman Mamo LLP, headquartered in Toronto, tops this list with the largest team on record.

Which city has the most adoption law firms?

Toronto leads with 30 headquartered companies, followed by Calgary (13) and Ottawa (12).

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 391 verified decision-maker contacts tracked across these 152 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.