Company lists · Data refreshed September 2026

Top 25 Data governance consulting firms based in London, United Kingdom

Name: Data governance consulting firms based in London, United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 10, 2026 201 companies tracked

RevenueBase identified 201 data governance consulting firms headquartered in London, United Kingdom as of September 2026 and tracks 1,703 professional contacts across them, including 662 with verified work emails and 116 with mobile numbers. London is the largest hub.

This list covers data governance consulting 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 10, 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 10, 2026 86% judged on-target in blind review

201Companies

1,703Contacts tracked

662Verified emails

116Mobile numbers

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The 25 largest data governance consulting firms based in London, United Kingdom

Ranked by team size

Top 25 of 201 data governance consulting firms based in London, United Kingdom, ranked by team size, largest first. Data refreshed Sep 10, 2026. RevenueBase Smart Search rates how each company's information relates to data governance consulting 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Quick Release	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	501-1,000	375 contacts →
	Partial evidence “Quick Release_ is a go-to global provider of Product and Engineering Data management.” Source: RevenueBase Database · checked Sep 10, 2026
2	ELAIT	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	186 contacts →
	Partial evidence “Elait exists to transform unwieldy data into a competitive advantage.” Source: RevenueBase Database · checked Sep 10, 2026
3	Alpharithm Technologies Private Limited	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	99 contacts →
	Partial evidence “Alpharithm Technologies is a multi award winning Consultancy, specializing in Data and AI.” Source: RevenueBase Database · checked Sep 10, 2026
4	Nephos Technologies	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	80 contacts →
	Partial evidence “Nephos Technologies is an independent data systems integrator, specialising in helping organisations transform the way they store, manage and protect their data.” Source: RevenueBase Database · checked Sep 10, 2026
5	Infotechtion	Strong evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	63 contacts →
	Strong evidence “Infotechtion is an independent data and AI posture governance SaaS platform, supporting global organisations successfully navigate AI transformation by aligning people, processes…” Source: RevenueBase Database · checked Sep 10, 2026
6	Xyenta	Strong evidence	London, United KingdomHQ checked Sep 10, 2026	11-50	45 contacts →
	Strong evidence “Xyenta is a data governance technology company.” Source: RevenueBase Database · checked Sep 10, 2026
7	Fredward	Indirect evidence	London, United KingdomHQ checked Sep 10, 2026	1,001-5,000	38 contacts →
	Indirect evidence “We have joined S&W and this profile is no longer being maintained.” Source: RevenueBase Database · checked Sep 10, 2026
8	Aligne AI	Indirect evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	36 contacts →
	Indirect evidence “At Aligne AI*, we believe responsible AI is not just a compliance requirement.” Source: RevenueBase Database · checked Sep 10, 2026
9	Berkeley Data Strategists	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	n/a	35 contacts →
	Partial evidence “After 20 years working with data, we now offer services in all aspects of data management, covering consultancy, training, advisory and recruitment.” Source: RevenueBase Database · checked Sep 10, 2026
10	Securys Limited	Indirect evidence	London, United KingdomHQ checked Sep 10, 2026	11-50	28 contacts →
	Indirect evidence “We believe privacy matters because people matter.” Source: RevenueBase Database · checked Sep 10, 2026
11	Bowmen Group	Indirect evidence	London, United KingdomHQ checked Sep 10, 2026	11-50	25 contacts →
	Indirect evidence “Through our consultative approach, specialised skills and innovative delivery model, Bowmen Group successfully implements some of the largest, most complex and notable unified…” Source: RevenueBase Database · checked Sep 10, 2026
12	Oyster IMS	Strong evidence	London, United KingdomHQ checked Sep 10, 2026	11-50	24 contacts →
	Strong evidence “Data Protection * Information Governance * InfoSec Award-winning specialists in information governance and records management, with proven solutions for data discovery, data…” Source: RevenueBase Database · checked Sep 10, 2026
13	Calibrate Consulting	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	17 contacts →
	Partial evidence “We combine expertise and creativity to solve highly complex data problems.” Source: RevenueBase Database · checked Sep 10, 2026
14	LEX Dinamica	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	11-50	17 contacts →
	Partial evidence “Lex Dinamica is a consulting firm that provides Privacy, AI and Risk solutions.” Source: RevenueBase Database · checked Sep 10, 2026
15	Forti5 Technologies	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	1-10	15 contacts →
	Partial evidence “We help organisations keep their data safe, use technology responsibly, and stay on the right side of the law, without the jargon.” Source: RevenueBase Database · checked Sep 10, 2026
16	IGS Information Governance Services	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	11-50	15 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 10, 2026
17	Naomi Korn Associates	Indirect evidence	London, United KingdomHQ checked Sep 10, 2026	1-10	14 contacts →
	Indirect evidence “We support our clients to comply with the law.” Source: RevenueBase Database · checked Sep 10, 2026
18	Salient Ediscovery	Indirect evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	13 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 10, 2026
19	Kazient Privacy Experts Data Protection Made Easy Peasy	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	1-10	13 contacts →
	Partial evidence “At Kazient Privacy Experts, our Privacy, Data Protection and GDPR consultants offer cutting edge, practical and effective solutions for all your privacy and data protection…” Source: RevenueBase Database · checked Sep 10, 2026
20	Quaylogic	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	11-50	12 contacts →
	Partial evidence “At Quaylogic, we help organisations command the full power of data and AI not just to manage complexity today, but to build the capability to lead through what's coming next.” Source: RevenueBase Database · checked Sep 10, 2026
21	Ishango LTD	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	1-10	10 contacts →
	Partial evidence “Working together with our customers in a highly collaborative way, we design, develop, deploy and support, simple yet effective governance and IT solutions that help our customers…” Source: RevenueBase Database · checked Sep 10, 2026
22	Centralis Governance, Risk & Compliance	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	10 contacts →
	Partial evidence “Centralis Governance, Risk & Compliance gives clients the freedom to focus on their core strengths and business strategy.” Source: RevenueBase Database · checked Sep 10, 2026
23	Objectivus	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	10 contacts →
	Partial evidence “Objectivus is an independent boutique consultancy specialising in Governance, Risk, and Compliance (GRC) advisory for the financial services sector.” Source: RevenueBase Database · checked Sep 10, 2026
24	Clearly Cloudy	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	1-10	9 contacts →
	Partial evidence “Clearly Cloudy are data specialists who bring the power of data analytics to your technology stack.” Source: RevenueBase Database · checked Sep 10, 2026
25	BSSG	Partial evidence	London, United KingdomHQ checked Sep 10, 2026	51-200	8 contacts →
	Partial evidence “We are the enterprise data architects who help top companies’ gain easy access to their data and ensure that their data is credible.” Source: RevenueBase Database · checked Sep 10, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: data governance consulting firms. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names data governance consulting firms.
Partial evidence: Its own public description names part of data governance consulting firms, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name data governance consulting firms. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 201 data governance consulting firms based in London, United Kingdom

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Data governance consulting firms based in London, United Kingdom at a glance

As of Sep 10, 2026

38.9%Verified-email coverage

6.8%Mobile-number coverage

8.5Average contacts per company

1-10Median size (employees)

94.5%Largest-city concentration · London

Sep 10, 2026Page data refreshed

Companies by employee count

1-10

140

11-50

51-200

501-1,000

1,001-5,000

Freshness & accuracy

How recently the business emails were verified and the company information checked

Email last verified

Median 13.0d

5950–30

6331–60

061–90

190–180

3180+

Company record updated

Median 62.0d

00–30

79531–60

65161–90

14990–180

108180+

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 data governance consulting 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 “data governance consulting 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 data governance consulting 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 data governance consulting 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, 662 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 10, 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.

Data governance consulting firms by metro in the United Kingdom

Data governance consulting firms in London190

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 data governance consulting 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 data governance consulting firms are there based in London, United Kingdom?

RevenueBase identified 201 data governance consulting 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?

Quick Release, headquartered in London, tops this list with the largest team on record.

Which city has the most data governance consulting firms?

London leads with 190 headquartered companies, followed by Manchester (10) and Bristol (7).

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 662 verified decision-maker contacts tracked across these 201 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 10, 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.