Company lists · Data verified August 2026

Top 25 Compliance law firms based in Canada

There are 160 compliance law firms headquartered in Canada (RevenueBase, August 2026). RevenueBase tracks 1,526 professional contacts across them, including 780 with verified work emails and 81 with mobile numbers. Toronto is the largest hub.

This list covers compliance 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.

160Companies
1,526Contacts tracked
780Verified emails
81Mobile numbers
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The 25 largest compliance law firms based in Canada

Ranked by team size
Top 25 of 160 compliance 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.
#CompanyHQEmployeesContactsVerified emails
1AlcumusMontreal, QC1,001-5,000453221
2Harper Grey LLPVancouver, BC51-200220178
3The AML ShopToronto, ON51-2006145
4Bernier Beaudry Avocats & NotairesSaint-Georges, QC11-504231
5ComptincMontreal, QC11-504221
6NexialistMontreal51-2003318
7Procido LLPCalgary, AB11-503217
8Duncan, Linton LLPWaterloo, ON11-503023
9Cyberium GroupVancouver, BC11-50219
10Dion Rhéaume Avocats ET NotairesQuebec, QC11-50199
11Steinecke Maciura LeblancToronto, ON11-501715
12Lanctot Avocats, S.AMontreal, QC11-50179
13INQ LAWToronto, ON11-501512
14Investigation Counsel Professional CorporationToronto, ON1-10146
15Sunesis Consulting INCCalgary, AB11-501311
16Khangura & Bajaj LLPVaughan, ON1-10118
17Dubé Latreille Avocats INCMontreal, QC11-50107
18Olschewski Davie Barristers & SolicitorsWinnipeg, MB11-50106
19North Star Consulting And Legal ServicesToronto, ON11-50104
20Shadley Knerr, S.E.N.C.R.LMontreal, QC1-1099
21Umbrella LAW CorporationNew Westminster, BC11-5097
22Gestion DE Risques VSR Canada INCVerdun, QC11-5096
23Koziebrocki LAWToronto, ON1-1086
24Contego INCOttawa, ON11-5085
25Dominion Govlaw LLPVictoria, BC1-1083

Showing 25 of 160 compliance law firms based in Canada

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Compliance law firms based in Canada at a glance

As of Aug 28, 2026
1-10Median size (employees)
TorontoLargest hub · 49 HQs
81Contacts with mobile numbers
6Emails re-verified in last 30 days

Companies by employee count

1-10
122
11-50
30
51-200
6
1,001-5,000
1

Compliance law firms by metro

MetroCompanies
Compliance law firms in Toronto49
Compliance law firms in Montreal18
Compliance law firms in Vancouver9
Compliance law firms in Ottawa8
Compliance law firms in Calgary8
Compliance law firms in Edmonton5
Compliance law firms in Victoria5
Compliance law firms in Vaughan4

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 “compliance 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; 6 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 compliance law firms are there based in Canada?

There are 160 compliance law firms headquartered in Canada as of August 2026 (RevenueBase).

What is the largest company on this list?

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

Which city has the most compliance law firms?

Toronto leads with 49 headquartered companies, followed by Montreal (18) and Vancouver (9).

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 780 verified decision-maker contacts tracked across these 160 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.