Company lists · Data refreshed September 2026

Top 25 Full-service immigration law firms based in London, United Kingdom

RevenueBase identified 504 full-service immigration law firms headquartered in London, United Kingdom as of September 2026 and tracks 4,851 professional contacts across them, including 1,939 with verified work emails. London is the largest hub.

This list covers full-service immigration law firms headquartered in London, United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 14, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 14, 2026 86% judged on-target in blind review
504Companies
4,851Contacts tracked
1,939Verified emails
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The 25 largest full-service immigration law firms based in London, United Kingdom

Ranked by team size
Top 25 of 504 full-service immigration law firms based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 14, 2026. RevenueBase Smart Search rates how each company's information relates to full-service immigration law firms: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Strong evidenceLondon, United KingdomHQ checked Sep 14, 2026201-500460 contacts →

Strong evidence

“We are a London based, full-service law firm, specialising in providing straightforward advice to ambitious clients ranging from entrepreneurial businesses, family offices and…”

Source: RevenueBase Database · checked Sep 14, 2026
2Indirect evidenceLondon, United KingdomHQ checked Sep 14, 202651-200101 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
3Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20084 contacts →

Partial evidence

“As one of the most successful immigration consultancies in the world, Global-Migrate has helped individuals, families, and corporate clients with their visa applications for many…”

Source: RevenueBase Database · checked Sep 14, 2026
4Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20082 contacts →

Partial evidence

“The world doesn’t need another law firm simply waiting to take instructions.”

Source: RevenueBase Database · checked Sep 14, 2026
5Indirect evidenceLondon, United KingdomHQ checked Sep 14, 202651-20080 contacts →

Indirect evidence

“We believe in offering the extraordinary with personal services tailored just for you.”

Source: RevenueBase Database · checked Sep 14, 2026
6Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20073 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
7Strong evidenceLondon, United KingdomHQ checked Sep 14, 202651-20073 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
8Strong evidenceLondon, United KingdomHQ checked Sep 14, 2026201-50070 contacts →

Strong evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
9Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20063 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
10Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20062 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 14, 2026
11Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20053 contacts →

Partial evidence

“DKLM is a commercial law firm based in central London.”

Source: RevenueBase Database · checked Sep 14, 2026
12Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20047 contacts →

Partial evidence

“Situated in the heart of Central London, Lisa’s Law Solicitors is a Legal 500 firm with the legal expertise and know-how to provide solutions to your every legal need.”

Source: RevenueBase Database · checked Sep 14, 2026
13Partial evidenceLondon, United KingdomHQ checked Sep 14, 202611-5045 contacts →

Partial evidence

“We simplify business travel and immigration with expert legal support and award-winning technology.”

Source: RevenueBase Database · checked Sep 14, 2026
14Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20042 contacts →

Partial evidence

“At Vyman Solicitors, we are a multi-disciplinary law firm delivering high-quality legal advice to individuals, corporations and professional partners across the UK.”

Source: RevenueBase Database · checked Sep 14, 2026
15Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20042 contacts →

Partial evidence

“Northman & Sterling is a fast-scaling business mobility and immigration firm with operations in over 60+ countries across the Americas, UK, Middle East, Africa, and Europe.”

Source: RevenueBase Database · checked Sep 14, 2026
16Indirect evidenceLondon, United KingdomHQ checked Sep 14, 202611-5039 contacts →

Indirect evidence

“At Starck Uberoi Solicitors & Advocates, we are dedicated to delivering personalised and solution-focused legal services to individuals and businesses.”

Source: RevenueBase Database · checked Sep 14, 2026
17Indirect evidenceLondon, United KingdomHQ checked Sep 14, 202611-5038 contacts →

Indirect evidence

“Hughes Fowler Carruthers is consistently top rated and recommended by the leading legal directories, Chambers & Partners and The Legal 500.”

Source: RevenueBase Database · checked Sep 14, 2026
18Partial evidenceLondon, United KingdomHQ checked Sep 14, 202611-5037 contacts →

Partial evidence

“Breytenbachs Immigration Consultants Limited is a company specialising in the field of UK and South African Immigration.”

Source: RevenueBase Database · checked Sep 14, 2026
19Partial evidenceLondon, United KingdomHQ checked Sep 14, 202611-5034 contacts →

Partial evidence

“3CS Corporate Solicitors is a British law firm based in the City of London providing a comprehensive legal service to more than 250 international companies, including many of the…”

Source: RevenueBase Database · checked Sep 14, 2026
20Partial evidenceLondon, United KingdomHQ checked Sep 14, 202651-20034 contacts →

Partial evidence

“Britain Solicitors is a law practice company based out of the United Kingdom.”

Source: RevenueBase Database · checked Sep 14, 2026
21Strong evidenceLondon, United KingdomHQ checked Sep 14, 202611-5031 contacts →

Strong evidence

“Woodcock Law and Notary Public, founded by Nathan Woodcock, provides specialist immigration law and notarial services to businesses and individuals.”

Source: RevenueBase Database · checked Sep 14, 2026
22Partial evidenceLondon, United KingdomHQ checked Sep 14, 202611-5030 contacts →

Partial evidence

“At A Y&J Solicitors, our mission is to help individuals and businesses navigate complex UK immigration processes with trust, care, and excellence.”

Source: RevenueBase Database · checked Sep 14, 2026
23Partial evidenceLondon, United KingdomHQ checked Sep 14, 202611-5030 contacts →

Partial evidence

“WorkPermitCloud Limited is a business immigration advisory firm based in London, UK.”

Source: RevenueBase Database · checked Sep 14, 2026
24Strong evidenceLondon, United KingdomHQ checked Sep 14, 202611-5029 contacts →

Strong evidence

“Career Craft Consultants is an award winning firm and UK Immigration Law Firm specialising in all Immigration work.”

Source: RevenueBase Database · checked Sep 14, 2026
25Indirect evidenceLondon, United KingdomHQ checked Sep 14, 202651-20026 contacts →

Indirect evidence

“Founded in 1977, JD Spicer Zeb solicitors have grown to be a national practice with a large team of excellent lawyers and support staff.”

Source: RevenueBase Database · checked Sep 14, 2026

Showing 25 of 504 full-service immigration law firms based in London, United Kingdom

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Full-service immigration law firms based in London, United Kingdom at a glance

As of Sep 14, 2026
40.0%Verified-email coverage
9.6Average contacts per company
1-10Median size (employees)
100.0%Largest-city concentration · London
Sep 14, 2026Page data refreshed

Companies by employee count

1-10
319
11-50
138
51-200
30
201-500
7
501-1,000
2
1,001-5,000
2
10001+
1

Email recency for this list is measured across the whole United Kingdom list rather than for London, so it is reported there. Company counts and contact totals on this page are exact for London, over 504 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among full-service immigration law firms, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies
Companies headquartered in London, United Kingdom whose own description of what they do matches “full-service immigration law firms”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names full-service immigration law firms), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among full-service immigration law firms, and records with no verified work email. Companies headquartered outside London are excluded even when they keep an office there.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 1,939 across the full list. 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 14, 2026. Lists refresh periodically as the graph is re-checked.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Full-service immigration law firms by metro in the United Kingdom

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names full-service immigration law firms, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many full-service immigration law firms are there based in London, United Kingdom?

RevenueBase identified 504 full-service immigration law firms headquartered in London, United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Howard Kennedy LLP, headquartered in London, tops this list with the largest team on record.

Which city has the most full-service immigration law firms?

London leads with 504 headquartered companies, followed by Manchester (52) and Birmingham (44).

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 1,939 verified decision-maker contacts tracked across these 504 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 14, 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 Smart Search, 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.