Company lists · Data refreshed September 2026

Top 25 Quality validation services based in the United Kingdom

RevenueBase identified 112 company matches for quality validation services associated with the United Kingdom as of September 2026 and tracks 29,075 professional contacts across them, including 10,175 with verified work emails. London is the largest hub.

This list covers company matches for quality validation services 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 21, 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 21, 2026 How this list was built
112Companies
29,075Contacts tracked
10,175Verified emails
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The 25 largest quality validation services based in the United Kingdom

Ranked by team size
Top 25 of 112 company matches for quality validation services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 21, 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 Sep 21, 202610001+23,155 contacts →

Exact match

“Intertek is a leading Total Quality Assurance provider to industries worldwide.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 21, 20265,001-10,0004,200 contacts →

Exact match

“The Element Materials Technology Group is one of the world’s leading global providers of testing, inspection, and certification services for a diverse range of products…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
3Exact matchWarrington, United KingdomHQ recorded Sep 21, 20261,001-5,000776 contacts →

Exact match

“Testing, inspection, certification and compliance is our core business so that’s what gets 100% of our focus.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
4Exact matchEarby, United KingdomHQ recorded Sep 21, 202651-20096 contacts →

Exact match

“Broughton is a global Contract Research Organisation (CRO) partnering with future-focused organisations to bring safe, high-quality products to market across the pharmaceutical…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
5Exact matchCamberley, United KingdomHQ recorded Sep 21, 202651-20068 contacts →

Exact match

“ADAMAS Consulting is a global specialist consultancy offering a full range of independent GCP, GVP, GLP, CSC and GMP Quality Assurance and Quality Management services on a global…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
6Exact matchBarnstaple, United KingdomHQ recorded Sep 21, 202651-20058 contacts →

Exact match

“JensonR+ is a technical consultancy with a simple mission; we aim to promote better health through simplifying the journey from innovation to the marketplace.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
7Exact matchAbingdon, United KingdomHQ recorded Sep 21, 202611-5047 contacts →

Exact match

“ZigZag QA is your trusted worldwide quality leader, offering true global reach and unrivaled expertise to reduce risk and efforts.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 21, 202651-20045 contacts →

Exact match

“ABOUT US Who Are We?”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
9Exact matchGlasgow, United KingdomHQ recorded Sep 21, 202611-5035 contacts →

Exact match

“CS Lifesciences is an award-winning enterprise regulatory strategy consultancy, rated #1 in the US, and trusted by Fortune 500 companies, leading medtech firms, and diagnostics…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
10Exact matchLiverpool, United KingdomHQ recorded Sep 21, 202611-5026 contacts →

Exact match

“Our goal is to make regulation and compliance testing simple.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 21, 202611-5020 contacts →

Exact match

“RiverArk is a Global Quality Consultancy providing comprehensive services in GxP domain.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
12Exact matchSt Ives, United KingdomHQ recorded Sep 21, 202611-5018 contacts →

Exact match

“WHO WE ARE QRC Consultants Ltd is a team of experienced QA, regulatory and clinical research professionals, dedicated to providing high quality, practical, responsive and cost…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
13Exact matchEdinburgh, United KingdomHQ recorded Sep 21, 202611-5014 contacts →

Exact match

“Founded in 2001 by Dr Andrew Waddell, Tower Mains Ltd offers bespoke audit, consultancy, training, and quality assurance services to the clinical, healthcare, life sciences…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
14Exact matchCardiff, United KingdomHQ recorded Sep 21, 20261-1014 contacts →

Exact match

“GCRS Global: Your Trusted Partner for Global Product Compliance GCRS Global is a leading B2B provider of compliance and regulatory services for a wide range of industries…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
15Exact matchEast Dagenham, United KingdomHQ recorded Sep 21, 202611-5012 contacts →

Exact match

“Aspire Labs is a privately held contract analytical and microbiology testing lab in London.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
16Exact matchEdinburgh, United KingdomHQ recorded Sep 21, 20261-1012 contacts →

Exact match

“Regulatory authorities are now more watchful of Medical Device industry than ever before resulting in warning letters, 483's.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
17Exact matchWarwick, United KingdomHQ recorded Sep 21, 202611-5011 contacts →

Exact match

“For almost 25 years Advena have been providing regulatory consultancy services to a multitude of global manufacturers of medical devices and cosmetics from our base in…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
18Exact matchLeeds, United KingdomHQ recorded Sep 21, 202611-5010 contacts →

Exact match

“At LFH Regulatory, we work with you to build a regulatory framework to meet all compliance requirements, so you can get your products to market quickly and effectively.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
19Exact matchCrawley, United KingdomHQ recorded Sep 21, 202611-5010 contacts →

Exact match

“The path to robust, compliant validation can be difficult to navigate.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
20Exact matchDoncaster, United KingdomHQ recorded Sep 21, 202611-509 contacts →

Exact match

“ADACT Medical Ltd has over 20 years experience of medical product regulation across the world.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
21Exact matchHull, United KingdomHQ recorded Sep 21, 20261-109 contacts →

Exact match

“Marfleet Analytical Services Ltd are an independent, analytical laboratory specialising in the analysis and evaluation of materials and products for a wide range of industrial…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
22Exact matchMarket Harborough, United KingdomHQ recorded Sep 21, 20261-108 contacts →

Exact match

“JW Quality Consulting Ltd work with clinical trial sponsors and pharmaceutical manufacturers, providing high quality consulting services that cover all aspects of Quality within…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
23Exact matchTideswell, United KingdomHQ recorded Sep 21, 202611-508 contacts →

Exact match

“MCS is an independent contract microbiology laboratory offering testing and consultancy to a wide variety of industries including: Pharmaceuticals, Cosmetics, Toiletries…”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
24Exact matchWellingborough, United KingdomHQ recorded Sep 21, 202611-507 contacts →

Exact match

“Established in 1983, M.S.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase
25Exact matchAbingdon, United KingdomHQ recorded Sep 21, 202611-505 contacts →

Exact match

“Founded in 2009, Zigzag is a privately-owned global leader in Quality Assurance.”

Recorded in the RevenueBase company graph · Sep 21, 2026 · View company records in RevenueBase

Showing 25 of 112 quality validation services based in the United Kingdom

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Quality validation services based in the United Kingdom at a glance

As of Sep 21, 2026
35.0%Verified-email coverage
259.6Average contacts per company
1-10Median size (employees)
14.3%Largest-city concentration · London
Sep 21, 2026Page data refreshed

Companies by employee count

1-10
68
11-50
32
51-200
8
1,001-5,000
1
5,001-10,000
1
10001+
2

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 112 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 “quality validation services” 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 10,175 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 21, 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 “quality validation services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many quality validation services are there based in the United Kingdom?

RevenueBase identified 112 company matches for quality validation services 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?

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

Which city has the most quality validation services?

London leads with 16 company records, followed by Liverpool (4) and Edinburgh (3).

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 10,175 professional contacts with verified work emails tracked across these 112 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 21, 2026.

Ready to reach these companies? Verified emails and direct dials for all 112 quality validation services based in the United Kingdom. Start with a free account, no credit card.

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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.