Company lists · Data refreshed September 2026
Top 25 Legal consulting firms based in the United Kingdom
RevenueBase identified 1,263 legal consulting firms headquartered in the United Kingdom as of September 2026 and tracks 36,463 professional contacts across them, including 19,602 with verified work emails and 1,948 with mobile numbers. London is the largest hub.
This list covers legal consulting firms headquartered in the 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, how directly it supports the match, and when it was last checked. Data refreshed September 4, 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.
The 25 largest legal consulting firms based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 2,750 | ||||
“On May 1, 2024, Allen & Overy and Shearman & Sterling merged to become A&O Shearman.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,955 | ||||
“Slaughter and May is regarded as one of the most prestigious law firms in the world.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 3 | 1,818 | ||||
“We’re your business advisers as well as your lawyers, working in step with you to protect your interests today and progress your ambitions for tomorrow.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,449 | ||||
“We’re the law firm clients choose for excellent service, incisive thinking and above all for our ability to focus on what matters.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,351 | ||||
“At Mills & Reeve, our 1,450 plus people and over 850 lawyers share one vision – achieve more together.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 6 | 1,246 | ||||
“An unpredictable world calls for a progressive-thinking law firm that’s aligned to your ambitions.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 7 | 1,149 | ||||
“Taylor Rose is a top 60 independent law firm with 1,700 experts operating nationwide and is recommended by the Legal 500 UK.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 8 | 986 | ||||
“Shakespeare Martineau is a leading law firm that brings creativity, commerciality and clarity to complex challenges.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 9 | 693 | ||||
“Farrer & Co is synonymous with the highest quality legal advice and service.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 10 | 656 | ||||
“Setfords is the fastest-growing UK Top 100 law firm.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 11 | 590 | ||||
“A diverse collection of talented lawyers and professionals providing tailored, strategic advice to clients around the world.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 12 | 555 | ||||
“Kingsley Napley is an internationally recognised law firm based in central London.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 13 | 460 | ||||
“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: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 14 | VWVIndirect evidence | 434 | |||
“Clients are at the heart of everything we do.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 15 | 414 | ||||
“Talbots Law can offer your business a wide range of legal services - no matter what business you are in.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 16 | 413 | ||||
“DMH Stallard is an award-winning full service South East law firm with offices in London, Brighton, Gatwick, Guildford and Horsham and a 50 year pedigree based on building long…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 17 | 359 | ||||
“Berwin Leighton Paisner and Bryan Cave have combined to form Bryan Cave Leighton Paisner LLP.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 18 | 354 | ||||
“We are a European headquartered hub for litigation, transactions and advice throughout the world and have remained fiercely independent since we first began in 1837.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 19 | 344 | ||||
“Ashtons Legal is an award-winning law firm with a strong focus on customer service.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 20 | 339 | ||||
“Lyons Davidson is a national law practice operating from principal offices in Bristol and offices in Solihull, Leeds and Cardiff, with our associated practice in Edinburgh, Lyons…” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 21 | 309 | ||||
“At Clarion, we do things a little differently.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 22 | 281 | ||||
“Our specialist teams of solicitors and lawyers offer a full range of legal services - both for you and your business.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 23 | 271 | ||||
“Higgs LLP is a multi-regional law firm providing a comprehensive range of legal services tailored to the needs of owner-managed businesses.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 24 | 263 | ||||
“We are a dynamic, multifaceted law firm that provides a wide range of legal services to a creative and entrepreneurial client base.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
| 25 | 236 | ||||
“Capital Law is a commercial law firm.” Source: company website · checked Sep 4, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 1,263 legal consulting firms based in the United Kingdom
See the full list, filter by size, metro and specialty, and get verified emails and direct dials for all 19,602 reachable decision-makers.
Free signup · no credit card
Legal consulting firms based in the United Kingdom at a glance
As of Sep 4, 2026Companies by employee count
Verified emails by last verification
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 legal consulting firms, so some rows will be adjacent to the category rather than pure plays. The description and evidence 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 SmartSearch, the natural-language company search available to every RevenueBase user.
- What qualifies
- Companies headquartered in the United Kingdom whose own description of what they do matches “legal consulting firms”. Matching reads each company's description, not its industry code or its name.
- What we exclude
- Companies whose own description does not clearly place them among legal consulting firms, and records with no verified work email. Companies headquartered outside United Kingdom 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 an evidence 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, 19,602 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 4, 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.
Legal consulting firms by metro
Frequently asked
How many legal consulting firms are there based in the United Kingdom?
RevenueBase identified 1,263 legal consulting firms headquartered in the 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?
Allen & Overy, headquartered in Global, tops this list with the largest team on record.
Which city has the most legal consulting firms?
London leads with 473 headquartered companies, followed by Manchester (39) and Birmingham (26).
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 19,602 verified decision-maker contacts tracked across these 1,263 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 4, 2026.
Ready to reach these companies? Verified emails and direct dials for all 1,263 legal consulting firms based in the United Kingdom. Start with a free account, no credit card.
Get the full listRelated lists
Legal consulting firms by geography
- Legal consulting firms based in Brazil
- Legal consulting firms based in the United States
- Legal consulting firms based in Spain
- Legal consulting firms based in Italy
- Legal consulting firms based in Germany
- Legal consulting firms based in France
- Legal consulting firms based in Mexico
- Legal consulting firms based in Poland
- Legal consulting firms based in Canada
- Legal consulting firms based in the Netherlands
- Legal consulting firms based in Australia
- Legal consulting firms based in Argentina
Browse the directory
Browse: Companies home · All United Kingdom lists · All Legal consulting firms lists · New lists
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.