Company lists · Data refreshed September 2026
Top 25 Clinical laboratory companies based in the United Kingdom
RevenueBase identified 166 clinical laboratory companies headquartered in the United Kingdom as of September 2026 and tracks 8,306 professional contacts across them, including 2,645 with verified work emails. London is the largest hub.
This list covers clinical laboratory companies 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 16, 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.
The 25 largest clinical laboratory companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 1,421 contacts → | ||||
Indirect evidence “InHealth is the UK’s largest specialist provider of diagnostic and healthcare solutions.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 449 contacts → | ||||
Partial evidence “Health Services Laboratories is a progressive partnership between The Doctors Laboratory, Royal Free London NHS Foundation Trust (the Royal Free London) and University College…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 243 contacts → | ||||
Indirect evidence “Synnovis (formerly Viapath) is a partnership between SYNLAB UK & Ireland, Guy’s and St Thomas’ NHS Foundation Trust, and King’s College Hospital NHS Foundation Trust, performing…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 236 contacts → | ||||
Partial evidence “At SYNLAB, we provide laboratory, diagnostic and advisory services to a diverse range of sectors, from healthcare, wellness and veterinary, to food, family law and transport.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 213 contacts → | ||||
Indirect evidence “At Diaceutics we believe that every patient should have access to the right treatment at the right time.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 188 contacts → | ||||
Indirect evidence “With more than 40 years of health testing experience, we’re committed to helping you shape a healthier future.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 104 contacts → | ||||
Partial evidence “ANGLE is a world-leading liquid biopsy company with innovative circulating tumour cell (CTC) diagnostic solutions for use in research, drug development and clinical oncology using…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 96 contacts → | ||||
Indirect evidence “At AlphaBiolabs, we help family law professionals, social workers and local authorities obtain the reliable, court-approved evidence they need to make critical safeguarding…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 91 contacts → | ||||
Indirect evidence “At Inuvi, we are dedicated to fuelling healthier futures with every appointment and test we deliver.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 75 contacts → | ||||
Partial evidence “Alpha Laboratories is a family-run laboratory and diagnostic supplies business based in Eastleigh, Hampshire, UK and celebrated its 40th anniversary in 2015.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 73 contacts → | ||||
Strong evidence “Integrated Pathology Partnerships (iPP) is part of the wider Synlab group, a leading European clinical diagnostics company that provides laboratory services in 35 countries…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 72 contacts → | ||||
Partial evidence “Normec Latis Scientific is a market leading provider of laboratory services for a wide range of industries.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 63 contacts → | ||||
Partial evidence “CEMAS is an independent analytical laboratory with over 35 years’ experience supporting the agrochemical, biocide and life science sectors.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 61 contacts → | ||||
Partial evidence “One Scientific - A Tentamus Company is an independent food and water testing laboratory, UKAS accredited (No.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 48 contacts → | ||||
Indirect evidence “We believe in harnessing science for human good.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 38 contacts → | ||||
Partial evidence “Woodley Equipment Company is a leading supplier of laboratory equipment, diagnostic and critical care products to the veterinary and medical industries across the globe.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 33 contacts → | ||||
Strong evidence “Clinical Laboratory | Genomic Laboratory | Clinic | Pharmacy” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 32 contacts → | ||||
Partial evidence “Oncologica is a world leading precision cancer medicine and Covid-19 testing and genomic sequencing laboratory based in Cambridge, UK.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 31 contacts → | ||||
Partial evidence “For over 30 years, ASI has worked internationally with leading Clinical Research Organisations and across the pharmaceutical sector in drug discovery and pharmacovigilance…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 29 contacts → | ||||
Indirect evidence “Menarini Diagnostics was established in the UK during 1987.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 29 contacts → | ||||
Indirect evidence “Recently named the 14th largest supplier to the NHS by NHS Digital, X-Lab holds 95% share of the UK labs interoperability market.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 28 contacts → | ||||
Indirect evidence “North Group is a prominent private pathology provider based in Wynyard Business Park, Tees Valley, England.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 28 contacts → | ||||
Partial evidence “Datar Cancer Genetics is a world-leading multinational molecular oncology laboratory facility focused on innovative test solutions for cancer screening, diagnosis and therapy…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 24 contacts → | ||||
Indirect evidence “At Una Health, we measure success differently from the majority.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 23 contacts → | ||||
Partial evidence “Regenerus Labs provides world-class laboratory testing services across the UK, partnering with leading international, accredited laboratories to deliver exceptional diagnostic…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
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: clinical laboratory companies. 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 clinical laboratory companies.
- Partial evidence
- Its own public description names part of clinical laboratory companies, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name clinical laboratory companies. 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 166 clinical laboratory companies based in the United Kingdom
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Clinical laboratory companies based in the United Kingdom at a glance
As of Sep 16, 2026Companies by employee count
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 166 companies.
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 clinical laboratory companies, 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 “clinical laboratory companies”. 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 clinical laboratory companies), 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 clinical laboratory companies, 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, 2,645 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 16, 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.
Clinical laboratory companies by metro
- Clinical laboratory companies in London40
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 clinical laboratory companies, 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 clinical laboratory companies are there based in the United Kingdom?
RevenueBase identified 166 clinical laboratory companies 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?
Inhealth, headquartered in High Wycombe, tops this list with the largest team on record.
Which city has the most clinical laboratory companies?
London leads with 40 headquartered companies, followed by Manchester (5) and Cambridge (3).
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 2,645 verified decision-maker contacts tracked across these 166 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 16, 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.
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