Company lists · Data verified August 2026

Top 25 Law firms based in the United Kingdom

Name: Law firms based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Verified Aug 28, 2026 5,017 companies tracked

This directory lists 5,017 law firms based in the United Kingdom, with 194,283 professional contacts and 101,813 email addresses. As of August 2026, London is the single most-represented city among the companies listed.

Law firms are professional service organizations that provide legal advice, representation, and related services through licensed attorneys. This list covers companies that provide legal advice, legal representation, or related legal services through licensed attorneys. Ranked by team size, largest first. Data current as of August 28, 2026.

5,017Companies

194,283Contacts tracked

101,813Verified emails

17,594Mobile numbers

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The 25 largest law firms based in the United Kingdom

Ranked by team size

Top 25 of 5,017 law firms based in the United Kingdom, 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	Linklaters	London	1,001-5,000	6,746	4,218
2	Freshfields	London	5,001-10,000	6,494	2,493
3	Holland & Knight LLP	London	1,001-5,000	4,289	3,279
4	Addleshaw Goddard	Leeds	1,001-5,000	3,083	2,021
5	Irwin Mitchell	Chichester	1,001-5,000	2,968	1,761
6	Kennedys	Chelmsford	1,001-5,000	2,860	1,624
7	DAC Beachcroft	London	1,001-5,000	2,834	1,719
8	Allen & Overy	Global	1,001-5,000	2,750	847
9	Simmons & Simmons	Cambridge	1,001-5,000	2,514	1,448
10	Mcguirewoods LLP	London	1,001-5,000	2,198	1,215
11	Slaughter And MAY	London	1,001-5,000	1,955	1,061
12	TLT LLP	Salford	1,001-5,000	1,818	1,025
13	Cravath, Swaine & Moore LLP	London	1,001-5,000	1,590	902
14	Weightmans	Manchester	1,001-5,000	1,499	917
15	Browne Jacobson	Manchester	1,001-5,000	1,486	937
16	Stikeman Elliott LLP	London	1,001-5,000	1,479	1,169
17	Shoosmiths	Manchester	1,001-5,000	1,449	816
18	Taylor Wessing	London London	1,001-5,000	1,424	864
19	Mishcon DE Reya LLP	London	1,001-5,000	1,371	934
20	Mills & Reeve	Leeds	1,001-5,000	1,351	968
21	Hill Dickinson LLP	Leeds	1,001-5,000	1,246	735
22	RPC	Bristol	1,001-5,000	1,211	810
23	Taylor Rose	Hertford	1,001-5,000	1,149	834
24	Trowers & Hamlins	London	1,001-5,000	1,112	630
25	Birketts LLP	Norwich	501-1,000	1,059	757

Showing 25 of 5,017 law firms based in the United Kingdom

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Law firms based in the United Kingdom at a glance

As of Aug 28, 2026

11-50Median size (employees)

LondonLargest hub · 1474 HQs

17,594Contacts with mobile numbers

877Emails re-verified in last 30 days

Companies by employee count

1-10

2,076

11-50

1,870

51-200

706

201-500

130

501-1,000

1,001-5,000

5,001-10,000

Law firms by metro

Metro	Companies
Law firms in London	1474
Law firms in Manchester	173
Law firms in Birmingham	94
Law firms in Leeds	78
Law firms in Liverpool	66
Law firms in Bristol	57
Law firms in Glasgow	55

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 “law firms”, with match quality audited by blind human judging, and headquartered in the United Kingdom.
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; 877 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 law firms are listed based in the United Kingdom?

The directory includes 5,017 law firms based in the United Kingdom as of August 2026.

Where are most of the listed law firms located?

London is the single most-represented city among the law firms on the list.

How many contacts and email addresses are available for these law firms?

The list includes 194,283 professional contacts and 101,813 email addresses for the listed law firms.

Ready to reach these companies? Verified emails and direct dials for all 5,017 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 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.