Company lists · Data refreshed September 2026

Top 25 Data privacy consulting firms based in the United Kingdom

RevenueBase identified 376 company matches for data privacy consulting firms associated with the United Kingdom as of September 2026 and tracks 1,981 professional contacts across them, including 748 with verified work emails and 128 with mobile numbers. London is the largest hub.

This list covers company matches for data privacy consulting 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 1, 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 1, 2026 How this list was built
376Companies
1,981Contacts tracked
748Verified emails
128Mobile numbers
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The 25 largest data privacy consulting firms based in the United Kingdom

Ranked by team size
Top 25 of 376 company matches for data privacy consulting firms based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 1, 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 matchLondon, United Kingdom51-200123 contacts →

Exact match

“We are TRPGLOBAL, your strategic partner in helping you with the complexities of risk management.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
2Exact matchLeicester, United Kingdom201-500111 contacts →

Exact match

“Calligo transforms data into your most lucrative asset.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
3Exact matchWorcester, United Kingdom51-20061 contacts →

Exact match

“Many organisations are dealing with multiple frameworks, overlapping tools, disconnected ownership, and increasing pressure from regulators, customers, and boards.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
4Exact matchLondon, United Kingdom51-20061 contacts →

Exact match

“We provide deep expertise with technical and business specialists to help clients secure and protect the UK.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
5Exact matchLondon, United Kingdom51-20058 contacts →

Exact match

“At Wrangu we understand the challenges our clients face around data privacy management, security, governance, risk and compliance.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
6Exact matchWarrington, United Kingdom51-20053 contacts →

Exact match

“Syrenis is a global privacy-tech company helping enterprises manage data consent, preferences, and privacy notices at scale.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
7Exact matchLeeds, United Kingdom11-5039 contacts →

Exact match

“Data Protection People are specialists in Data Protection and Information Security.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
8Exact matchLondon, United Kingdom11-5036 contacts →

Exact match

“Seers is an AI-driven consent management platform that empowers businesses to meet global data privacy requirements with confidence and ease.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
9Exact matchLondon, United Kingdom11-5029 contacts →

Exact match

“With our expert consultants, we unlock the power of your data and transform your Marketing capabilities, building sustainable value in your organisation in a privacy respectful…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
10Exact matchLondon, United Kingdom11-5027 contacts →

Exact match

“We believe privacy matters because people matter.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
11Exact matchLondon, United Kingdom11-5024 contacts →

Exact match

“DPO Consultancy is a Den Bosch-based consultancy company specialized in GDPR, data privacy, and data protection compliance services.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
12Exact matchWelwyn Garden City, United Kingdom11-5023 contacts →

Exact match

“For the past 17 years, we have been successfully empowering our clients to protect their business from cyber-threats and comply with industry standards and regulations.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
13Exact matchUnited Kingdom11-5020 contacts →

Exact match

“One Compliance are data privacy & cyber security specialists that focus on improving our clients security posture so that they can prioritise and mitigate security risks…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
14Exact matchExeter, United Kingdom11-5020 contacts →

Exact match

“Is your organisation confident in its data protection compliance?”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
15Exact matchTunbridge Wells, United Kingdom11-5018 contacts →

Exact match

“Razorthorn Security is a specialist cybersecurity consultancy founded in 2007, with nearly two decades of experience helping organisations protect their data, their systems and…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
16Exact matchBucks, United Kingdom11-5018 contacts →

Exact match

“We are the award-winning data protection consultancy and auditing service provider that helps organisations see data protection as an enabler for innovation.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
17Exact matchLondon, United Kingdom11-5017 contacts →

Exact match

“We are a specialist data protection and data ethics consultancy firm with an expert team of lawyers, consultants and advisors who provide a wide range of data privacy, data…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
18Exact matchLondon, United Kingdom11-5017 contacts →

Exact match

“Lex Dinamica is a consulting firm that provides Privacy, AI and Risk solutions.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
19Exact matchCheltenham, United Kingdom11-5016 contacts →

Exact match

“B10SEC is a company specialising in cybersecurity and data protection services and solutions, headquartered in Gloucestershire, UK, with branches in Portugal, Brazil and Mexico.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
20Exact matchSheffield, United Kingdom11-5015 contacts →

Exact match

“Bruce & Butler Limited are your partners in Data Protection & Cyber Security.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
21Exact matchLondon, United Kingdom51-20013 contacts →

Exact match

“At Salient, we pride ourselves on the diverse skill sets and extraordinary experience that enable our teams to bring invaluable insights and exceptional adaptability to each and…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
22Exact matchLondon, United Kingdom11-5013 contacts →

Exact match

“Legit is a fast-growing EU-based RegTech company and one of the pioneers in the newly emerged privacy and personal data protection area.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
23Exact matchLondon, United Kingdom11-5012 contacts →

Exact match

“AJC provides professional consultancy across sectors covering, but not limited to, Fraud Risk Management Services, Risk, Resilience, ESG, Cyber Security and Data Protection.”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
24Exact matchLondon, United Kingdom11-5012 contacts →

Exact match

“A GLOBAL DATA PROTECTION, PRIVACY AND AI GOVERNANCE CONSULTANCY Pembroke Privacy is an award winning, Data Protection, Privacy & AI Governance consultancy with offices in Dublin…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase
25Exact matchLondon, United Kingdom51-20011 contacts →

Exact match

“Data Privacy Manager is a comprehensive privacy solution for personal data management, set out to protect digital privacy and help Organizations comply with data protection laws…”

Recorded in the RevenueBase company graph · Sep 1, 2026 · View company records in RevenueBase

Showing 25 of 376 data privacy consulting firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 748 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data privacy consulting firms based in the United Kingdom at a glance

As of Sep 1, 2026
37.8%Verified-email coverage
6.5%Mobile-number coverage
5.3Average contacts per company
1-10Median size (employees)
42.0%Largest-city concentration · London
Sep 1, 2026Page data refreshed

Companies by employee count

1-10
288
11-50
76
51-200
9
201-500
2

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 “data privacy consulting 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 748 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 1, 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.

Data privacy consulting firms by metro

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 “data privacy consulting firms”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data privacy consulting firms are there based in the United Kingdom?

RevenueBase identified 376 company matches for data privacy consulting 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?

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

Which city has the most data privacy consulting firms?

London leads with 158 company records, followed by Manchester (6) and Edinburgh (6).

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 748 professional contacts with verified work emails tracked across these 376 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 1, 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.