Company lists · Data refreshed September 2026
Top 25 Regulatory compliance law firms based in the United Kingdom
RevenueBase identified 433 regulatory compliance law firms headquartered in the United Kingdom as of September 2026 and tracks 16,428 professional contacts across them, including 2,513 with verified work emails and 3,312 with mobile numbers. London is the largest hub.
This list covers regulatory compliance law 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 5, 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 regulatory compliance law firms based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | LAW FirmIndirect evidence | 6,284 | |||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 2 | 1,231 | ||||
“An unpredictable world calls for a progressive-thinking law firm that’s aligned to your ambitions.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 3 | 453 | ||||
Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 4 | Wilmington PLCIndirect evidence | 242 | |||
“We help our customers to do the right business in the right way.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 5 | 208 | ||||
“At Taylor Emmet, we have one simple aim, and that is to provide legal advice that supports and protects you and your business; giving you total peace of mind.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 6 | KonexoPartial evidence | 171 | |||
“Alternative legal and compliance services developed by Eversheds Sutherland.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 7 | 149 | ||||
“Commitment.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 8 | 141 | ||||
“Intelligent compliance solutions for outcomes that matter* We offer complete compliance solutions to help financial services firms solve their regulatory challenges.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 9 | 131 | ||||
“Peters & Peters is one of the UK's leading law firms in business crime, commercial litigation and compliance.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 10 | 102 | ||||
“We enable financial services firms to meet their most complex regulatory requirements through specialist technology and expert-led advisory services.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 11 | 67 | ||||
“Cosegic is the Compliance Partner to the world’s most competitive organisations.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 12 | 56 | ||||
“MORTIMER CLARKE SOLICITORS LIMITED is a law practice company based out of 16 Grafton Rd, Worthing, WEST SUSSEX, United Kingdom.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 13 | 54 | ||||
“BCL Solicitors LLP is a market leading law firm, specialising in domestic and international corporate crime, financial crime, regulatory enforcement, and serious and general crime.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 14 | 47 | ||||
“Robertsons is based in the heart of #Cardiff #Bristol #Newport and #Barry.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 15 | 45 | ||||
“Rosling King is a rapidly growing UK-based law firm specialising in serving the needs of financial institutions and the real estate, private equity and construction sectors.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 16 | 43 | ||||
“Paradigm Consulting is a premier provider of compliance support to the UK's financial services community, including directly authorised wealth managers, financial advisers and…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 17 | ComplyportIndirect evidence | 36 | |||
“Welcome to Complyport - member of ComplyMAP Group!” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 18 | 34 | ||||
“Ruleguard is the leading AI-powered Continuous Assurance Platform built exclusively for regulated financial services firms.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 19 | 34 | ||||
“RQC Group is an industry-leading financial compliance consultancy with offices in London and New York, specialising in FCA, SEC and CFTC/NFA Compliance Consulting, Investment…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 20 | 32 | ||||
“Specialist provider of company secretarial, corporate governance and compliance advice and services.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 21 | 31 | ||||
“Based in the heart of legal London, Corker Binning is a law firm specialising in fraud, regulatory litigation and general criminal work of all types.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 22 | 30 | ||||
“The Criminal & Regulatory Defence Solicitors The firm operates from a large office just outside Manchester City Centre.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 23 | 28 | ||||
“Bark & co Solicitors is an established and dynamic City of London based law firm with over 40 legal practitioners specialising in a range of areas including business regulation…” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 24 | VeritaIndirect evidence | 28 | |||
“Verita is the leading independent consultancy for regulated organisations in the UK.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
| 25 | 25 | ||||
“We provide Employment and Regulatory Solutions at Work.” Source: company website · checked Sep 5, 2026Thanks. The Data Team will review it. | |||||
Showing 25 of 433 regulatory compliance law firms based in the United Kingdom
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Regulatory compliance law firms based in the United Kingdom at a glance
As of Sep 5, 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 regulatory compliance law 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 “regulatory compliance law 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 regulatory compliance law 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, 2,513 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 5, 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.
Regulatory compliance law firms by metro
- Regulatory compliance law firms in London188
Frequently asked
How many regulatory compliance law firms are there based in the United Kingdom?
RevenueBase identified 433 regulatory compliance law 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?
LAW Firm, headquartered in London, tops this list with the largest team on record.
Which city has the most regulatory compliance law firms?
London leads with 188 headquartered companies, followed by Manchester (14) and Birmingham (9).
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 2,513 verified decision-maker contacts tracked across these 433 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 5, 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.
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