Company lists · Data refreshed September 2026

Top 25 Data quality management consultants based in the United Kingdom

RevenueBase identified 253 data quality management consultants headquartered in the United Kingdom as of September 2026 and tracks 4,048 professional contacts across them, including 2,204 with verified work emails and 908 with mobile numbers. London is the largest hub.

This list covers data quality management consultants 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, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 1, 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 RevenueBase Smart Search rating on every row Refreshed Sep 1, 2026 86% judged on-target in blind review
253Companies
4,048Contacts tracked
2,204Verified emails
908Mobile numbers
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The 25 largest data quality management consultants based in the United Kingdom

Ranked by team size
Top 25 of 253 data quality management consultants based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 1, 2026. RevenueBase Smart Search rates how each company's information relates to data quality management consultants: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceReading, United Kingdom1,001-5,0002,247 contacts →

Partial evidence

“As a global leader in data integrity, Precisely ensures that your data is accurate, consistent, and contextual.”

Source: RevenueBase Database · checked Sep 1, 2026
2Strong evidenceLondon, United Kingdom501-1,000383 contacts →

Strong evidence

“Quick Release_ is a go-to global provider of Product and Engineering Data management.”

Source: RevenueBase Database · checked Sep 1, 2026
3Partial evidenceLondon, United Kingdom51-200186 contacts →

Partial evidence

“Elait exists to transform unwieldy data into a competitive advantage.”

Source: RevenueBase Database · checked Sep 1, 2026
4Partial evidenceHorsham, United Kingdom51-20097 contacts →

Partial evidence

“Envitia is an IT services and consulting company, specialising in complex data challenges.”

Source: RevenueBase Database · checked Sep 1, 2026
5Strong evidenceLondon, United Kingdom51-20092 contacts →

Strong evidence

“GroupBWT is a consulting firm specializing in data management and the construction of data platforms.”

Source: RevenueBase Database · checked Sep 1, 2026
6Partial evidenceNewcastle Upon Tyne, United Kingdom51-20064 contacts →

Partial evidence

“Seriös Group are experts in data solutions, helping businesses to take control of their data, delivering rapid value without compromise.”

Source: RevenueBase Database · checked Sep 1, 2026
7Partial evidenceLondon, United Kingdom51-20055 contacts →

Partial evidence

“Convertr is the enterprise data integrity layer that ensures clean, compliant, and complete data flows across systems and teams to support AI-readiness.”

Source: RevenueBase Database · checked Sep 1, 2026
8Partial evidenceMenai, United Kingdom11-5042 contacts →

Partial evidence

“Many organisations struggle with complex, fragmented data across multiple systems.”

Source: RevenueBase Database · checked Sep 1, 2026
9Indirect evidenceLondon, United Kingdom11-5039 contacts →

Indirect evidence

“Fredward is an award winning, delivery focused consulting partner to the world’s leading financial institutions.”

Source: RevenueBase Database · checked Sep 1, 2026
10Strong evidenceChester, United Kingdom11-5039 contacts →

Strong evidence

“THE DATA QUALITY COMPANY Data8 is an award winning data quality management company.”

Source: RevenueBase Database · checked Sep 1, 2026
11Strong evidenceManchester, United Kingdom11-5035 contacts →

Strong evidence

“Butterfly Data is a specialist data management consultancy with over 20 years’ experience delivering end-to-end data solutions for public and private sector organisations…”

Source: RevenueBase Database · checked Sep 1, 2026
12Strong evidenceLondon, United Kingdom11-5035 contacts →

Strong evidence

“Red Olive was founded by a team of experienced Analytics, Business Intelligence and Data Management Profesionals with a love for creating tangible business improvement.”

Source: RevenueBase Database · checked Sep 1, 2026
13Strong evidenceLondon, United Kingdomn/a33 contacts →

Strong 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 1, 2026
14Strong evidenceKings Langley, United Kingdom11-5030 contacts →

Strong evidence

“Datalynx Ltd is a UK-based consultancy with over 20 years’ experience, dedicated to delivering data migration, data integration, data quality and data architecture & analytics…”

Source: RevenueBase Database · checked Sep 1, 2026
15Indirect evidenceChelmsford, United Kingdom51-20028 contacts →

Indirect evidence

“Eclipse Consulting Group focuses on the most complex initiatives facing our clients and strives to be the best subject matter-led, execution-focused group on the street.”

Source: RevenueBase Database · checked Sep 1, 2026
16Partial evidenceManchester, United Kingdom11-5025 contacts →

Partial evidence

“IDS was founded on a simple belief: quality matters.”

Source: RevenueBase Database · checked Sep 1, 2026
17Strong evidenceLondon, United Kingdom51-20021 contacts →

Strong evidence

“MFG Labs is a data consultancy and implementation company that supports companies in improving their decision-making, automating their processes and creating new services through…”

Source: RevenueBase Database · checked Sep 1, 2026
18Partial evidenceLondon, United Kingdom51-20017 contacts →

Partial evidence

“We combine expertise and creativity to solve highly complex data problems.”

Source: RevenueBase Database · checked Sep 1, 2026
19Partial evidenceLondon, United Kingdom11-5014 contacts →

Partial evidence

“At Vizify Analytics, our mission is to empower business leaders with truth and certainty from their data.”

Source: RevenueBase Database · checked Sep 1, 2026
20Strong evidenceLee-On-The-Solent, United Kingdom11-5013 contacts →

Strong evidence

“DQ Global is a data quality management company with a mission to empower organisations worldwide to achieve more with their customer data.”

Source: RevenueBase Database · checked Sep 1, 2026
21Strong evidenceWokingham Reading, United Kingdom11-5013 contacts →

Strong evidence

“Microsoft Fabric, Power BI & Data Platform Consultants/Training specialists.”

Source: RevenueBase Database · checked Sep 1, 2026
22Partial evidenceLondon, United Kingdom11-5010 contacts →

Partial evidence

Data Nectar is an AI-first consulting and engineering company helping organizations transform data into intelligent, decision-driven systems.”

Source: RevenueBase Database · checked Sep 1, 2026
23Partial evidenceFleet, United Kingdom11-508 contacts →

Partial evidence

“Are you frustrated with different data systems and manual processes?”

Source: RevenueBase Database · checked Sep 1, 2026
24Partial evidenceLondon, United Kingdom11-507 contacts →

Partial evidence

“We are a team of experienced data people helping companies create sources of value from data to make smarter decisions to reach their business objectives.”

Source: RevenueBase Database · checked Sep 1, 2026
25Strong evidenceLondon, United Kingdom1-107 contacts →

Strong evidence

“OpenBook is a specialist provider of SAP Data Management services and project resources.”

Source: RevenueBase Database · checked Sep 1, 2026

Showing 25 of 253 data quality management consultants based in the United Kingdom

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Data quality management consultants based in the United Kingdom at a glance

As of Sep 1, 2026
54.4%Verified-email coverage
22.4%Mobile-number coverage
16.0Average contacts per company
1-10Median size (employees)
34.8%Largest-city concentration · London
Sep 1, 2026Page data refreshed

Companies by employee count

1-10
200
11-50
39
51-200
11
501-1,000
1
1,001-5,000
2

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 quality management consultants, 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 the United Kingdom whose own description of what they do matches “data quality management consultants”. 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 quality management consultants), 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 quality management consultants, 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 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, 2,204 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 1, 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 quality management consultants by metro

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 quality management consultants, 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 quality management consultants are there based in the United Kingdom?

RevenueBase identified 253 data quality management consultants 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?

Precisely, headquartered in Reading, tops this list with the largest team on record.

Which city has the most data quality management consultants?

London leads with 88 headquartered companies, followed by Manchester (5) and Reading (4).

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 2,204 verified decision-maker contacts tracked across these 253 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 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 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.