Company lists · Data refreshed September 2026

Top 25 Immigration compliance law firms worldwide

Name: Immigration compliance law firms worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 28, 2026 28,006 companies tracked

RevenueBase identified 28,006 company matches for immigration compliance law firms worldwide as of September 2026 and tracks 224,578 professional contacts across them, including 71,853 with verified work emails. The United States is the largest market and Sao Paulo the largest hub.

This list covers company matches for immigration compliance law firms worldwide, 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 September 28, 2026. Country and city lists for immigration compliance law firms follow the table.

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 Sep 28, 2026 How this list was built

28,006Companies

224,578Contacts tracked

71,853Verified emails

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The 25 largest immigration compliance law firms worldwide

Ranked by team size

Top 25 of 28,006 company matches for immigration compliance law firms worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 28, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	LAW Firm	Exact match	London, United KingdomHQ recorded Sep 28, 2026	n/a	6,284 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
2	Fragomen	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	5,001-10,000	6,245 contacts →
	Exact match “Fragomen is the leading global immigration services firm worldwide.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
3	Ogletree Deakins	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,708 contacts →
	Exact match “Ogletree Deakins is one of the largest labor and employment law firms representing management in all types of employment-related legal matters.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
4	Nelson Wilians Advogados	Exact match	São Paulo, BrazilHQ recorded Sep 28, 2026	1,001-5,000	2,267 contacts →
	Exact match “Desde a NWADV transforma desafios jurídicos complexos em decisões mais seguras para empresas nacionais e internacionais.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
5	Seyfarth Shaw LLP	Exact match	Chicago, IL, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,167 contacts →
	Exact match “High stakes.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
6	Dechert LLP	Exact match	Philadelphia, PA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,041 contacts →
	Exact match “Dechert is the law firm that helps business leaders lead.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
7	Nelson Mullins Riley & Scarborough	Exact match	Columbia, SC, United StatesHQ recorded Sep 28, 2026	1,001-5,000	2,012 contacts →
	Exact match “Established in 1897, Nelson Mullins is an Am Law 100 firm of more than attorneys, policy advisors and professionals with 33 offices in 17 states and Washington, D.C.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
8	Venable LLP	Exact match	Washington, DC, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,790 contacts →
	Exact match “Committed to Your Success – As a law firm of more than 900 professionals, Venable delivers legal services globally in every area of regulatory compliance, government affairs…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
9	Ballard Spahr LLP	Exact match	Philadelphia, PA, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,682 contacts →
	Exact match “Ballard Spahr LLP, an Am Law 100 law firm with more than 750 lawyers in 19 U.S.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
10	Tozzinifreire Advogados	Exact match	São Paulo, BrazilHQ recorded Sep 28, 2026	1,001-5,000	1,580 contacts →
	Exact match “TozziniFreire is one of the leading legal services organizations in Latin America, operating in all areas of Business Law and with a significant track record in serving national…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
11	Fisher Phillips	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	501-1,000	1,471 contacts →
	Exact match “With hundreds of attorneys across the globe, Fisher Phillips advises and advocates for employers internationally on some of the most complex and high-profile workplace matters.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
12	Clark Hill LAW	Exact match	Detroit, MI, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,343 contacts →
	Exact match “At Clark Hill, our value proposition is simple.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
13	Pinheiro Neto Advogados	Exact match	São Paulo, BrazilHQ recorded Sep 28, 2026	1,001-5,000	1,250 contacts →
	Exact match “Pinheiro Neto Advogados é um escritório brasileiro com sólida experiência em mais de 40 áreas do Direito Empresarial.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
14	BAL	Exact match	Richardson, TX, United StatesHQ recorded Sep 28, 2026	1,001-5,000	1,130 contacts →
	Exact match “BAL is a corporate immigration law firm that powers human achievement through immigration expertise, people-centered client services and innovative technology.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
15	Torys LLP	Exact match	Toronto, ON, CanadaHQ recorded Sep 28, 2026	501-1,000	983 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 · Sep 28, 2026 · View company records in RevenueBase
16	Saul Ewing LLP	Exact match	Philadelphia, PA, United StatesHQ recorded Sep 28, 2026	501-1,000	916 contacts →
	Exact match “Inspired People.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
17	Hall Booth Smith, P.C	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	501-1,000	815 contacts →
	Exact match “Established in 1989, Hall Booth Smith, P.C.(HBS) is a full-service law firm with 33 offices across the United States.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
18	Lisinski LAW Firm	Exact match	Dublin, OH, United StatesHQ recorded Sep 28, 2026	1,001-5,000	814 contacts →
	Exact match “We are one of the nation’s most experienced law firms dedicated to delivering strategic immigration solutions-especially in complex and high-stakes cases-so our clients can move…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
19	CT Corporation	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	1,001-5,000	788 contacts →
	Exact match “CT Corporation helps small businesses, corporations, and law firms around the world manage their most critical business and legal compliance responsibilities.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
20	CIBT	Exact match	Washington, DC, United StatesHQ recorded Sep 28, 2026	1,001-5,000	768 contacts →
	Exact match “CIBT is the leading global provider of immigration and visa services for corporations and individuals with over 1,600 expert immigration and visa professionals, attorneys and…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
21	Herzog	Exact match	Tel Aviv, IsraelHQ recorded Sep 28, 2026	501-1,000	749 contacts →
	Exact match “Herzog Fox & Neeman is Israel’s largest law firm and has earned a reputation as market leader, evidenced by consistent top-tier rankings in both international and Israeli legal…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
22	Fordharrison LLP	Exact match	Atlanta, GA, United StatesHQ recorded Sep 28, 2026	201-500	746 contacts →
	Exact match “FordHarrison LLP - your partner in employment law.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
23	BCF	Exact match	Montréal, QC, CanadaHQ recorded Sep 28, 2026	501-1,000	725 contacts →
	Exact match “With over 500 employees and 300 professionals, BCF Business Law is the go-to firm for business leaders, growing companies, and well-established global enterprises who have chosen…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
24	Lefosse	Exact match	São Paulo, BrazilHQ recorded Sep 28, 2026	501-1,000	720 contacts →
	Exact match “We are an independent law firm that offers specialized advice and superior technical quality in a variety of legal areas.” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase
25	Kelley Drye & Warren LLP	Exact match	New York, NY, United StatesHQ recorded Sep 28, 2026	501-1,000	690 contacts →
	Exact match “Kelley Drye is an AmLaw 200 law firm of more than 350 lawyers and other professionals practicing in New York, NY; Washington, D.C; Chicago, IL; Houston, TX, Los Angeles, CA; San…” Recorded in the RevenueBase company graph · Sep 28, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “immigration compliance law firms”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 28,006 immigration compliance law firms worldwide

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Immigration compliance law firms worldwide at a glance

As of Sep 28, 2026

32.0%Verified-email coverage

8.0Average contacts per company

1-10Median size (employees)

2.7%Largest-city concentration · Sao Paulo

Sep 28, 2026Page data refreshed

Companies by employee count

1-10

19,890

11-50

6,683

51-200

958

201-500

174

501-1,000

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for immigration compliance law firms are linked below.
What qualifies: Company records worldwide whose business descriptions match “immigration compliance law firms” 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. 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 71,853 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 September 28, 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.

Immigration compliance law firms by location

141 lists · largest first

Every Immigration compliance law firms list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “immigration compliance law firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many immigration compliance law firms are there worldwide?

RevenueBase identified 28,006 company matches for immigration compliance law firms worldwide as of September 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?

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

Which country has the most immigration compliance law firms?

The United States leads with 6,242 companies, followed by Brazil (3,361) and Canada (1,926). Every immigration compliance law firms list by country and city is linked on this page.

Which city has the most immigration compliance law firms?

Sao Paulo leads with 745 company records, followed by London (510) and New York (447).

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 71,853 professional contacts with verified work emails tracked across these 28,006 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 September 28, 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.