Company lists · Data refreshed November 2026

Top 19 Data consultants based in the United Kingdom

RevenueBase identified 1,915 company matches for data consultants associated with the United Kingdom as of November 2026 and tracks 43,242 professional contacts across them, including 20,890 with verified work emails. London is the largest hub.

This list covers company matches for data consultants 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 November 6, 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 Nov 6, 2026 How this list was built
1,915Companies
43,242Contacts tracked
20,890Verified emails
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The 19 largest data consultants based in the United Kingdom

Ranked by team size
Top 19 of 1,915 company matches for data consultants based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 KingdomHQ recorded Nov 6, 20261,001-5,0001,903 contacts →

Exact match

“From our headquarters in London, CACI empowers organisations to make bold, strategic decisions through the intelligent use of data and technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,184 contacts →

Exact match

“Smartstream unlocks trusted, intelligent data insights – clearly, consistently, and without compromise.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNewry, United KingdomHQ recorded Nov 6, 20261,001-5,000936 contacts →

Exact match

“First Derivative is driven by people, data, and technology, unlocking the value of insight, hindsight, and foresight to drive organizations forward.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWeybridge, United KingdomHQ recorded Nov 6, 2026501-1,000858 contacts →

Exact match

“The Ab Initio Data Platform leverages agentic AI and semantic knowledge to automate data management activities such as data integration, data governance, and data product delivery…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Nov 6, 2026501-1,000646 contacts →

Exact match

“We provide high performing intelligence that answers critical business questions for leading companies around the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchParis, United KingdomHQ recorded Nov 6, 2026201-500473 contacts →

Exact match

“fifty-five was founded in 2010 by former Google executives who understood and anticipated the potential of data in brands’ marketing strategies.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchReading, United KingdomHQ recorded Nov 6, 2026201-500459 contacts →

Exact match

“FSP is a leading consultancy specialising in Data and AI, Cyber Security, Enterprise Cloud and Change Delivery, providing advisory led enterprise transformation delivered through…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500412 contacts →

Exact match

“Softwire exists to help organisations use technology to deliver meaningful outcomes and a positive impact for themselves, their users and the world.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500274 contacts →

Exact match

“We are 4most: the go-to analytics consultancy for financial institutions who want to make better, data-driven decisions with confidence.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchBath, United KingdomHQ recorded Nov 6, 202651-200252 contacts →

Exact match

“Edit are future-focused data and technology experts.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200200 contacts →

Exact match

“The Information Lab is on a mission.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchMilton Keynes, United KingdomHQ recorded Nov 6, 202651-200162 contacts →

Exact match

“Honourable Mention in the Gartner© Magic Quadrant™ for Insight Engines 2022.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200143 contacts →

Exact match

“Sagacity are the data intelligence people.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchYork, United KingdomHQ recorded Nov 6, 202651-200133 contacts →

Exact match

“Microsoft Partner of the Year 2024, Simpson Associates is a Data Transformation and managed services provider that helps organisations from both the public and private sectors…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchStaines-upon-thames, United KingdomHQ recorded Nov 6, 2026201-500127 contacts →

Exact match

“Technology consultancy providing expertise to complex IT programs.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchEdinburgh, United KingdomHQ recorded Nov 6, 202651-200126 contacts →

Exact match

“Dufrain is a specialist Data & AI transformation consultancy helping regulated enterprises turn data into practical advantage.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchBicester, United KingdomHQ recorded Nov 6, 202651-200121 contacts →

Exact match

“Founded in 2017, Aker is a modern data solutions provider, with offerings ranging from cloud-based software platforms to standardised, repeatable services that assist and empower…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200118 contacts →

Exact match

“Trusted by some of the UK's most important organisations, Amber Labs delivers digital transformation where assurance matters just as much as pace.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchLeeds, United KingdomHQ recorded Nov 6, 202651-200116 contacts →

Exact match

“Oakland is a consultancy focused exclusively on liberating and activating data.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 19 of 1,915 data consultants based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 20,890 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Data consultants based in the United Kingdom at a glance

As of Nov 6, 2026
48.3%Verified-email coverage
22.6Average contacts per company
1-10Median size (employees)
47.8%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,349
11-50
390
51-200
126
201-500
20
501-1,000
8
1,001-5,000
10
5,001-10,000
2
10001+
1

Email recency for this list is measured worldwide rather than for United Kingdom, so it is reported there. Company counts and contact totals on this page are exact for United Kingdom, over 1,915 companies.

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 consultants” 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 20,890 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 November 6, 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.

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 consultants”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many data consultants are there based in the United Kingdom?

RevenueBase identified 1,915 company matches for data consultants associated with the United Kingdom as of November 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?

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

Which city has the most data consultants?

London leads with 916 company records, followed by Manchester (56) and Leeds (36).

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 20,890 professional contacts with verified work emails tracked across these 1,915 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 November 6, 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.