Company lists · Data refreshed September 2026

Top 25 Criminal immigration law firms based in the United Kingdom

RevenueBase identified 870 company matches for criminal immigration law firms associated with the United Kingdom as of September 2026 and tracks 5,933 professional contacts across them, including 2,256 with verified work emails. London is the largest hub.

This list covers company matches for criminal immigration law firms associated with the United Kingdom, 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 27, 2026.

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 27, 2026 How this list was built
870Companies
5,933Contacts tracked
2,256Verified emails
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The 25 largest criminal immigration law firms based in the United Kingdom

Ranked by team size
Top 25 of 870 company matches for criminal immigration law firms based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Sep 27, 202651-200128 contacts →

Exact match

“Hay & Kilner | Solicitors in Newcastle & Wallsend | Specialising in all areas of business and family law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2Exact matchOldham, United KingdomHQ recorded Sep 27, 202651-200126 contacts →

Exact match

“At Immigration Advice Service, we are more than just immigration solicitors; we are your dedicated partners in navigating the intricate world of immigration law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3Exact matchNottingham, United KingdomHQ recorded Sep 27, 202651-200108 contacts →

Exact match

“The Johnson Partnership specialises in criminal and business defence law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-200101 contacts →

Exact match

“Oracle Solicitors is an experienced team of creative legal problem-solvers, based in London, Belfast, Naples, Frankfurt and Addis Ababa.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5Exact matchPortsmouth, United KingdomHQ recorded Sep 27, 202651-20088 contacts →

Exact match

“Biscoes, your local lawyers, are located in offices close to you.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20073 contacts →

Exact match

“Sterling Law Group is based in London, United Kingdom.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20073 contacts →

Exact match

“UK’S leading law firm in international protection, asylum, extradition & Interpol, complex immigration, financial crime, litigation and cross-border disputes.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 27, 2026201-50070 contacts →

Exact match

“With Over 26 Years Of Experience in Global Immigration Law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20063 contacts →

Exact match

“UK and US Immigration lawyers with offices in London and New York, regarded as a “stellar” boutique immigration firm with a powerful transatlantic capability.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20062 contacts →

Exact match

“Our specialist immigration solicitors and employment solicitors based in central London focus on supporting the needs of businesses and individuals, both nationally and…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11Exact matchOxford, United KingdomHQ recorded Sep 27, 202651-20055 contacts →

Exact match

“Solicitors firm with main office in Oxford.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12Exact matchSheffield, United KingdomHQ recorded Sep 27, 202651-20054 contacts →

Exact match

“Howells Solicitors is one of the most admired law firms in the north of England.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20049 contacts →

Exact match

“Freemans Solicitors was established in 1995 by Howard Freeman.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20044 contacts →

Exact match

“Powell Spencer is one of the largest Legal Aid practices in North West London, specialising in Criminal Defence, Personal Injury and Social Law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15Exact matchLondon, United KingdomHQ recorded Sep 27, 202611-5043 contacts →

Exact match

“Stuart Miller Solicitors have been able to exceed their goal of gaining a high reputation among others in the field, an achievement made possible by the high calibre of employees…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16Exact matchManchester, United KingdomHQ recorded Sep 27, 202611-5041 contacts →

Exact match

“Olliers Solicitors is firmly established as one of the UK's leading criminal defence specialists.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17Exact matchLiverpool, United KingdomHQ recorded Sep 27, 202611-5039 contacts →

Exact match

“For over fifty years, Broudie Jackson Canter have been helping individuals and communities in and around Liverpool and Manchester.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18Exact matchCambridge, United KingdomHQ recorded Sep 27, 202651-20038 contacts →

Exact match

“With a team of accomplished legal experts recognised by the Legal 500, Thomson Webb & Corfield is a premier independent law firm and a major player in the Cambridge market, as…”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19Exact matchHayes, United KingdomHQ recorded Sep 27, 202611-5037 contacts →

Exact match

“ABV Solicitors: Leading Criminal Defence lawyers; Specialists in Fraud, Serious Crime and High Profile Cases across the nation.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20Exact matchSwinton, United KingdomHQ recorded Sep 27, 202611-5035 contacts →

Exact match

“Mary Monson Solicitors is a law firm representing people and organisations in criminal law, fraud defence and motoring offences.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Sep 27, 202611-5035 contacts →

Exact match

“We are MK Law, a team of legal professionals dedicated to providing the best representation in today's justice system.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22Exact matchManchester, United KingdomHQ recorded Sep 27, 202611-5034 contacts →

Exact match

“At IMD we specialise in helping individuals and businesses navigate complex legal issues with expertise, clarity, and empathy.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23Exact matchNottingham, United KingdomHQ recorded Sep 27, 202611-5031 contacts →

Exact match

“We are Paragon Law.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 27, 202651-20030 contacts →

Exact match

“Birnberg Peirce Solicitors is a long-established legal practice upholding civil rights and liberties with teams practicing Criminal, Civil, Immigration law and more.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25Exact matchBirmingham, United KingdomHQ recorded Sep 27, 202611-5030 contacts →

Exact match

“At Greens Solicitors, you can always expect a friendly, professional, and affordable service.”

Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

Showing 25 of 870 criminal immigration law firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 2,256 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Criminal immigration law firms based in the United Kingdom at a glance

As of Sep 27, 2026
38.0%Verified-email coverage
6.8Average contacts per company
1-10Median size (employees)
41.5%Largest-city concentration · London
Sep 27, 2026Page data refreshed

Companies by employee count

1-10
553
11-50
250
51-200
47
201-500
7
501-1,000
2
1,001-5,000
1
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 870 companies.

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.
What qualifies
Company records associated with the United Kingdom whose business descriptions match “criminal immigration 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 2,256 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 27, 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.

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

How many criminal immigration law firms are there based in the United Kingdom?

RevenueBase identified 870 company matches for criminal immigration law firms associated with the United Kingdom 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?

HAY & Kilner tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city has the most criminal immigration law firms?

London leads with 361 company records, followed by Manchester (44) and Birmingham (40).

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 2,256 professional contacts with verified work emails tracked across these 870 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 27, 2026.

Ready to reach these companies? Verified emails and direct dials for all 870 criminal immigration law firms based in the United Kingdom. Start with a free account, no credit card.

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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.