Company lists · Data refreshed September 2026

Top 25 Quality control consulting firms based in the United Kingdom

RevenueBase identified 211 company matches for quality control consulting firms associated with the United Kingdom as of September 2026 and tracks 24,499 professional contacts across them, including 7,529 with verified work emails. London is the largest hub.

This list covers company matches for quality control 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 29, 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 29, 2026 How this list was built
211Companies
24,499Contacts tracked
7,529Verified emails
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The 25 largest quality control consulting firms based in the United Kingdom

Ranked by team size
Top 25 of 211 company matches for quality control consulting firms based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 29, 202610001+23,155 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Sep 29, 20261,001-5,000250 contacts →

Exact match

“Since 1987 HQTS has delivered product inspections, factory audits, testing and quality consulting throughout Asia.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchChorley, United KingdomHQ recorded Sep 29, 202651-200109 contacts →

Exact match

“Roq is changing the way the world views Quality.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchStevenage, United KingdomHQ recorded Sep 29, 202651-200102 contacts →

Exact match

“Global experts in quality assurance & GxP compliance across pharmaceutical, biotech & medical device manufacturing supply chains Who is Rephine?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5070 contacts →

Exact match

“Qniverse is your trusted Quality Assurance service partner that stands at the forefront of a paradigm shift in QA by redefining quality.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchCamberley, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
7Exact matchAbingdon, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20045 contacts →

Exact match

“ABOUT US Who Are We?”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchTelford, United KingdomHQ recorded Sep 29, 2026501-1,00044 contacts →

Exact match

“AUTOSCAN (UK) LIMITED Provides Quality Inspection, Containment & Quality Engineering Services to the Automotive, Off Highway, and all types of manufacturing industries and their…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchGlasgow, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
11Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5020 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchSt Ives, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
13Exact matchReading, United KingdomHQ recorded Sep 29, 202611-5018 contacts →

Exact match

“Verif-i is a leading Integrated Seismic Survey Management company offering high-quality independent consultancy, project management and QC services aiding our clients to achieve…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchEdinburgh, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
15Exact matchBloxham, United KingdomHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“We are a medical device regulatory and quality consulting team working with people and their companies to navigate the minefield of todays global medical device regulations to…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchAberdeen, United KingdomHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“International QAQC Services”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchLeighton Buzzard, United KingdomHQ recorded Sep 29, 202611-5013 contacts →

Exact match

“Pharmaceutical Manufacturing consultancy firm.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchBurntwood, United KingdomHQ recorded Sep 29, 202611-508 contacts →

Exact match

“Selecting Handwells as your partner for construction assurance services, Clients stand to benefit from our expertise in the precast concrete industry, rigorous quality assurance…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchMarket Harborough, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
20Exact matchLanark, United KingdomHQ recorded Sep 29, 20261-107 contacts →

Exact match

“Salus Safety Solutions Ltd is a vibrant health, safety, quality and environmental organisation who are in a position to provide a comprehensive, quality service at very…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchLoanhead, United KingdomHQ recorded Sep 29, 202611-506 contacts →

Exact match

“Our core business is providing Quality Surveillance, QC Inspection and Technical Staffing Services to the energy sectors.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchSouth Croydon, United KingdomHQ recorded Sep 29, 202611-506 contacts →

Exact match

“A global network of expert auditors, trusted by sponsors who care about quality.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchAbingdon, United KingdomHQ recorded Sep 29, 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 29, 2026 · View company records in RevenueBase
24Exact matchBuckinghamshire, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“DQA provides specialist quality assurance consultancy, auditing, and validation services to pharmaceutical, biotech, medical device, and healthcare organisations worldwide.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchStafford, United KingdomHQ recorded Sep 29, 20261-103 contacts →

Exact match

“Providing expert guidance and support to organisations in their pursuit of excellence.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 211 quality control consulting firms based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 7,529 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Quality control consulting firms based in the United Kingdom at a glance

As of Sep 29, 2026
30.7%Verified-email coverage
116.1Average contacts per company
1-10Median size (employees)
19.4%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
172
11-50
22
51-200
9
201-500
1
501-1,000
1
1,001-5,000
3
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 211 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 control 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 7,529 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 29, 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.

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

How many quality control consulting firms are there based in the United Kingdom?

RevenueBase identified 211 company matches for quality control 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?

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

Which city has the most quality control consulting firms?

London leads with 41 company records, followed by Glasgow (7) and Oxford (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 7,529 professional contacts with verified work emails tracked across these 211 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 29, 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.