Company lists · Data refreshed September 2026
Top 25 Preclinical testing companies based in the United Kingdom
RevenueBase identified 75 company matches for preclinical testing companies associated with the United Kingdom as of September 2026 and tracks 1,803 professional contacts across them, including 1,013 with verified work emails. London is the largest hub.
This list covers company matches for preclinical testing companies 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 17, 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.
The 25 largest preclinical testing companies based in the United Kingdom
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 230 contacts → | ||||
Exact match “HMR is a Contract Research Organisation (CRO).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 2 | 214 contacts → | ||||
Exact match “hVIVO plc (Ticker: HVO) is a science‑led early‑phase drug development company purpose‑built to meet the growing complexity of modern clinical research.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 3 | 192 contacts → | ||||
Exact match “Founded in Cyprotex has grown to become an industry leader in in vitro and in silico ADME-Tox.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 4 | 119 contacts → | ||||
Exact match “Transpharmation is a contract research organisation led by scientists.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 5 | 97 contacts → | ||||
Exact match “Domainex is a fully integrated drug discovery service company based near Cambridge, UK serving pharmaceutical, biotechnology, academic and patient foundations globally.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 6 | 91 contacts → | ||||
Exact match “RoukenBio – CRO redefined.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 7 | 64 contacts → | ||||
Exact match “ApconiX was formed by three AstraZeneca colleagues with the drive and ambition to create a world-renowned company known for its expertise in nonclinical safety toxicology and ion…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 8 | 63 contacts → | ||||
Exact match “CEMAS is an independent analytical laboratory with over 35 years’ experience supporting the agrochemical, biocide and life science sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 9 | 60 contacts → | ||||
Exact match “Seda Pharmaceutical Development Services provide Integrated Pharmaceutical Development and Clinical Pharmacology services and consultancy to the Pharma and Biotechnology…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 10 | 54 contacts → | ||||
Exact match “Gentronix was founded in as a specialist CRO delivering predictive toxicology products and services to global chemical sectors.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 11 | 48 contacts → | ||||
Exact match “We believe in harnessing science for human good.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 12 | 41 contacts → | ||||
Exact match “Metrion is a specialist preclinical drug discovery CRO with deep expertise in ion channel screening, including high-throughput assays.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 13 | 39 contacts → | ||||
Exact match “Pharmidex is a UK-based, GLP and GCP-compliant preclinical Contract Research Organisation (CRO) founded in 2002.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 14 | 39 contacts → | ||||
Exact match Recorded description not available. Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 15 | 27 contacts → | ||||
Exact match “Excellerate Bioscience is a dynamic and innovative contract research organization built on a worldwide reputation for excellence in the field of molecular and cellular…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 16 | 22 contacts → | ||||
Exact match “Metisox provides AI-driven translational safety intelligence for pharmaceutical and biotechnology R&D teams.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 17 | 19 contacts → | ||||
Exact match “Cellomatics is an ISO-certified, specialised preclinical CRO with expertise in translational human cell-based models.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 18 | 15 contacts → | ||||
Exact match “Alcyomics is a specialist clinical research organization (CRO) supporting the pharmaceutical, biotechnology, and cosmetics industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 19 | 15 contacts → | ||||
Exact match “Ridgeway Research Ltd.(RRL)(est.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 20 | 14 contacts → | ||||
Exact match “XCellR8 is a world leader in non-animal testing.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 21 | 13 contacts → | ||||
Exact match “Our next-generation LIVING-ORGAN systems support researchers in developing tangible healthcare products and innovations.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 22 | 12 contacts → | ||||
Exact match “Aspire Labs is a privately held contract analytical and microbiology testing lab in London.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 23 | 11 contacts → | ||||
Exact match “Platelet Services is a contract research organisation providing full-range, independent pre-clinical services in platelet testing.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 24 | 9 contacts → | ||||
Exact match “CXR Biosciences is now Concept Life Sciences.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
| 25 | 7 contacts → | ||||
Exact match “For nearly 60 years pharmaceutical companies, vaccine researchers and manufacturers, biopharmaceutical startups and their investors as well as chemical and agrochemical…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase | |||||
RevenueBase SmartSearch
Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.
This list uses Exact for “preclinical testing companies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.
Showing 25 of 75 preclinical testing companies based in the United Kingdom
See the full list, filter by size, metro and specialty, and access 1,013 tracked professional contacts with verified work emails. Direct dials are available where recorded.
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Preclinical testing companies based in the United Kingdom at a glance
As of Sep 17, 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 75 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 “preclinical testing companies” 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 1,013 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 17, 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 “preclinical testing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.
How many preclinical testing companies are there based in the United Kingdom?
RevenueBase identified 75 company matches for preclinical testing companies 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?
Hammersmith Medicines Research LTD tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.
Which city has the most preclinical testing companies?
London leads with 16 company records, followed by Cambridge (10) and Nottingham (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 1,013 professional contacts with verified work emails tracked across these 75 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 17, 2026.
Ready to reach these companies? Verified emails and direct dials for all 75 preclinical testing companies based in the United Kingdom. Start with a free account, no credit card.
Download this list →Related lists
Preclinical testing companies by geography
- Preclinical testing companies based in Brazil
- Preclinical testing companies based in Canada
- Preclinical testing companies based in France
- Preclinical testing companies based in Germany
- Preclinical testing companies based in India
- Preclinical testing companies based in Spain
- Preclinical testing companies based in the United States
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.
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Preclinical testing companies based in Brazil
- Preclinical testing companies based in Canada
- Preclinical testing companies based in France
- Preclinical testing companies based in Germany
- Preclinical testing companies based in India
- Preclinical testing companies based in Spain
Company intelligence · public preview
Top 25 preclinical testing companies based in the United Kingdom
Find companies in any niche.
Describe the businesses you want in your own words. RevenueBase SmartSearch matches company descriptions by meaning.
RevenueBase records 75 matching company records for preclinical testing companies based in the United Kingdom, with 1,803 tracked contacts and 1,013 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 17, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 preclinical testing companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 |  Hammersmith Medicines Research LTDhmrlondon.comHQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 230 contacts → |
“HMR is a Contract Research Organisation (CRO).” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 |  HVIVOhvivo.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 214 contacts → |
“hVIVO plc (Ticker: HVO) is a science‑led early‑phase drug development company purpose‑built to meet the growing complexity of modern clinical research.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 |  Cyprotexcyprotex.comHQ: Macclesfield, United KingdomReported employees: 51-200 | Macclesfield, United Kingdom | 51-200 | Exact match | 192 contacts → |
“Founded in Cyprotex has grown to become an industry leader in in vitro and in silico ADME-Tox.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 |  Transpharmation LTDtranspharmation.comHQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 119 contacts → |
“Transpharmation is a contract research organisation led by scientists.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 |  Domainexdomainex.co.ukHQ: Saffron Walden, United KingdomReported employees: 51-200 | Saffron Walden, United Kingdom | 51-200 | Exact match | 97 contacts → |
“Domainex is a fully integrated drug discovery service company based near Cambridge, UK serving pharmaceutical, biotechnology, academic and patient foundations globally.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 |  Roukenbiorouken.bioHQ: Motherwell, United KingdomReported employees: 51-200 | Motherwell, United Kingdom | 51-200 | Exact match | 91 contacts → |
“RoukenBio – CRO redefined.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 |  Apconixapconix.comHQ: Macclesfield, United KingdomReported employees: 11-50 | Macclesfield, United Kingdom | 11-50 | Exact match | 64 contacts → |
“ApconiX was formed by three AstraZeneca colleagues with the drive and ambition to create a world-renowned company known for its expertise in nonclinical safety toxicology and ion…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | CEMAScemas.co.uk HQ: Wokingham, United KingdomReported employees: 51-200 | Wokingham, United Kingdom | 51-200 | Exact match | 63 contacts → |
“CEMAS is an independent analytical laboratory with over 35 years’ experience supporting the agrochemical, biocide and life science sectors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Cheadle, United KingdomReported employees: 11-50 | Cheadle, United Kingdom | 11-50 | Exact match | 60 contacts → |
“Seda Pharmaceutical Development Services provide Integrated Pharmaceutical Development and Clinical Pharmacology services and consultancy to the Pharma and Biotechnology…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 |  Gentronix, Part Of Scantox Groupscantox.comHQ: Alderley Edge, United KingdomReported employees: 51-200 | Alderley Edge, United Kingdom | 51-200 | Exact match | 54 contacts → |
“Gentronix was founded in as a specialist CRO delivering predictive toxicology products and services to global chemical sectors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 |  Labcorp Limitedlabcorp.comHQ: Princes Risborough, United KingdomReported employees: 11-50 | Princes Risborough, United Kingdom | 11-50 | Exact match | 48 contacts → |
“We believe in harnessing science for human good.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Metrion Biosciencesmetrionbiosciences.com HQ: Cambridge, United KingdomReported employees: 11-50 | Cambridge, United Kingdom | 11-50 | Exact match | 41 contacts → |
“Metrion is a specialist preclinical drug discovery CRO with deep expertise in ion channel screening, including high-throughput assays.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 |  Pharmidexpharmidex.comHQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 39 contacts → |
“Pharmidex is a UK-based, GLP and GCP-compliant preclinical Contract Research Organisation (CRO) founded in 2002.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 |  Epistem LTDepistem.co.ukHQ: Manchester, United KingdomReported employees: 11-50 | Manchester, United Kingdom | 11-50 | Exact match | 39 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Excellerate Bioscience LTDexcelleratebio.com HQ: Nottingham, United KingdomReported employees: 11-50 | Nottingham, United Kingdom | 11-50 | Exact match | 27 contacts → |
“Excellerate Bioscience is a dynamic and innovative contract research organization built on a worldwide reputation for excellence in the field of molecular and cellular…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 |  Metisoxmetisox.comHQ: Cambridge, United KingdomReported employees: 11-50 | Cambridge, United Kingdom | 11-50 | Exact match | 22 contacts → |
“Metisox provides AI-driven translational safety intelligence for pharmaceutical and biotechnology R&D teams.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Cellomatics Biosciences LTDcellomaticsbio.com HQ: Nottingham, United KingdomReported employees: 11-50 | Nottingham, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Cellomatics is an ISO-certified, specialised preclinical CRO with expertise in translational human cell-based models.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 |  Alcyomicsalcyomics.comHQ: Newcastle Upon Tyne, United KingdomReported employees: 11-50 | Newcastle Upon Tyne, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Alcyomics is a specialist clinical research organization (CRO) supporting the pharmaceutical, biotechnology, and cosmetics industries.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ridgeway Research LTDridgewayresearch.co.uk HQ: St. Briavels, United KingdomReported employees: 11-50 | St. Briavels, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Ridgeway Research Ltd.(RRL)(est.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Xcellr8x-cellr8.com HQ: Daresbury, United KingdomReported employees: 11-50 | Daresbury, United Kingdom | 11-50 | Exact match | 14 contacts → |
“XCellR8 is a world leader in non-animal testing.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Pebble Biotechnology Laboratoriespebble.bio HQ: Styal, United KingdomReported employees: 11-50 | Styal, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Our next-generation LIVING-ORGAN systems support researchers in developing tangible healthcare products and innovations.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 |  Aspire-Labsaspire-labs.co.ukHQ: East Dagenham, United KingdomReported employees: 11-50 | East Dagenham, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Aspire Labs is a privately held contract analytical and microbiology testing lab in London.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Platelet Servicesplateletservices.com HQ: Nottingham, United KingdomReported employees: 1-10 | Nottingham, United Kingdom | 1-10 | Exact match | 11 contacts → |
“Platelet Services is a contract research organisation providing full-range, independent pre-clinical services in platelet testing.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | CXR Biosciences The Investigative And Exploratory Toxicology Company NOW Concept Life Sciencescxrbiosciences.com HQ: Dundee, United KingdomReported employees: 11-50 | Dundee, United Kingdom | 11-50 | Exact match | 9 contacts → |
“CXR Biosciences is now Concept Life Sciences.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Hoeford Research Limitedhoeford.com HQ: Gosport, United KingdomReported employees: 11-50 | Gosport, United Kingdom | 11-50 | Exact match | 7 contacts → |
“For nearly 60 years pharmaceutical companies, vaccine researchers and manufacturers, biopharmaceutical startups and their investors as well as chemical and agrochemical…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 75 company matches
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Preclinical testing companies: dataset insights
September 17, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
75 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 75 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 17, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for preclinical testing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many preclinical testing companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 75 matching company records, 1,803 tracked contacts and 1,013 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 17, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Preclinical testing companies by geography
- Preclinical testing companies based in Brazil
- Preclinical testing companies based in Canada
- Preclinical testing companies based in France
- Preclinical testing companies based in Germany
- Preclinical testing companies based in India
- Preclinical testing companies based in Spain
- Preclinical testing companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 preclinical testing companies based in the United Kingdom. Snapshot: September 17, 2026. https://revenuebase.ai/companies/preclinical-testing-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
More company lists
- All company lists
- Lists by location
- Lists A-Z
- New lists
- Preclinical testing companies based in Brazil
- Preclinical testing companies based in Canada
- Preclinical testing companies based in France
- Preclinical testing companies based in Germany
- Preclinical testing companies based in India
- Preclinical testing companies based in Spain
Company intelligence · public preview
Top 25 preclinical testing companies based in the United Kingdom
RevenueBase records 75 matching company records for preclinical testing companies based in the United Kingdom, with 1,803 tracked contacts and 1,013 verified work emails.
This public preview shows 25 selected records ordered by tracked contacts. RevenueBase SmartSearch finds company descriptions that match by meaning at Exact. Snapshot: September 17, 2026.
RevenueBase compiles business descriptions for niche-company discovery; each row shows a recorded excerpt where available. Adapt this search to find the companies and contacts you want.
Top 25 preclinical testing companies based in the United Kingdom
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
| # | Company | Headquarters on record | Reported employees | RevenueBase SmartSearch | Tracked contacts |
|---|---|---|---|---|---|
| 1 | Hammersmith Medicines Research LTDhmrlondon.com HQ: London, United KingdomReported employees: 201-500 | London, United Kingdom | 201-500 | Exact match | 230 contacts → |
“HMR is a Contract Research Organisation (CRO).” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 2 | HVIVOhvivo.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 214 contacts → |
“hVIVO plc (Ticker: HVO) is a science‑led early‑phase drug development company purpose‑built to meet the growing complexity of modern clinical research.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 3 | Cyprotexcyprotex.com HQ: Macclesfield, United KingdomReported employees: 51-200 | Macclesfield, United Kingdom | 51-200 | Exact match | 192 contacts → |
“Founded in Cyprotex has grown to become an industry leader in in vitro and in silico ADME-Tox.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 4 | Transpharmation LTDtranspharmation.com HQ: London, United KingdomReported employees: 51-200 | London, United Kingdom | 51-200 | Exact match | 119 contacts → |
“Transpharmation is a contract research organisation led by scientists.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 5 | Domainexdomainex.co.uk HQ: Saffron Walden, United KingdomReported employees: 51-200 | Saffron Walden, United Kingdom | 51-200 | Exact match | 97 contacts → |
“Domainex is a fully integrated drug discovery service company based near Cambridge, UK serving pharmaceutical, biotechnology, academic and patient foundations globally.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 6 | Roukenbiorouken.bio HQ: Motherwell, United KingdomReported employees: 51-200 | Motherwell, United Kingdom | 51-200 | Exact match | 91 contacts → |
“RoukenBio – CRO redefined.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 7 | Apconixapconix.com HQ: Macclesfield, United KingdomReported employees: 11-50 | Macclesfield, United Kingdom | 11-50 | Exact match | 64 contacts → |
“ApconiX was formed by three AstraZeneca colleagues with the drive and ambition to create a world-renowned company known for its expertise in nonclinical safety toxicology and ion…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 8 | CEMAScemas.co.uk HQ: Wokingham, United KingdomReported employees: 51-200 | Wokingham, United Kingdom | 51-200 | Exact match | 63 contacts → |
“CEMAS is an independent analytical laboratory with over 35 years’ experience supporting the agrochemical, biocide and life science sectors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 9 | HQ: Cheadle, United KingdomReported employees: 11-50 | Cheadle, United Kingdom | 11-50 | Exact match | 60 contacts → |
“Seda Pharmaceutical Development Services provide Integrated Pharmaceutical Development and Clinical Pharmacology services and consultancy to the Pharma and Biotechnology…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 10 | Gentronix, Part Of Scantox Groupscantox.com HQ: Alderley Edge, United KingdomReported employees: 51-200 | Alderley Edge, United Kingdom | 51-200 | Exact match | 54 contacts → |
“Gentronix was founded in as a specialist CRO delivering predictive toxicology products and services to global chemical sectors.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 11 | Labcorp Limitedlabcorp.com HQ: Princes Risborough, United KingdomReported employees: 11-50 | Princes Risborough, United Kingdom | 11-50 | Exact match | 48 contacts → |
“We believe in harnessing science for human good.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 12 | Metrion Biosciencesmetrionbiosciences.com HQ: Cambridge, United KingdomReported employees: 11-50 | Cambridge, United Kingdom | 11-50 | Exact match | 41 contacts → |
“Metrion is a specialist preclinical drug discovery CRO with deep expertise in ion channel screening, including high-throughput assays.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 13 | Pharmidexpharmidex.com HQ: London, United KingdomReported employees: 11-50 | London, United Kingdom | 11-50 | Exact match | 39 contacts → |
“Pharmidex is a UK-based, GLP and GCP-compliant preclinical Contract Research Organisation (CRO) founded in 2002.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 14 | Epistem LTDepistem.co.uk HQ: Manchester, United KingdomReported employees: 11-50 | Manchester, United Kingdom | 11-50 | Exact match | 39 contacts → |
No recorded description excerpt is available for this public record. | |||||
| 15 | Excellerate Bioscience LTDexcelleratebio.com HQ: Nottingham, United KingdomReported employees: 11-50 | Nottingham, United Kingdom | 11-50 | Exact match | 27 contacts → |
“Excellerate Bioscience is a dynamic and innovative contract research organization built on a worldwide reputation for excellence in the field of molecular and cellular…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 16 | Metisoxmetisox.com HQ: Cambridge, United KingdomReported employees: 11-50 | Cambridge, United Kingdom | 11-50 | Exact match | 22 contacts → |
“Metisox provides AI-driven translational safety intelligence for pharmaceutical and biotechnology R&D teams.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 17 | Cellomatics Biosciences LTDcellomaticsbio.com HQ: Nottingham, United KingdomReported employees: 11-50 | Nottingham, United Kingdom | 11-50 | Exact match | 19 contacts → |
“Cellomatics is an ISO-certified, specialised preclinical CRO with expertise in translational human cell-based models.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 18 | Alcyomicsalcyomics.com HQ: Newcastle Upon Tyne, United KingdomReported employees: 11-50 | Newcastle Upon Tyne, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Alcyomics is a specialist clinical research organization (CRO) supporting the pharmaceutical, biotechnology, and cosmetics industries.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 19 | Ridgeway Research LTDridgewayresearch.co.uk HQ: St. Briavels, United KingdomReported employees: 11-50 | St. Briavels, United Kingdom | 11-50 | Exact match | 15 contacts → |
“Ridgeway Research Ltd.(RRL)(est.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 20 | Xcellr8x-cellr8.com HQ: Daresbury, United KingdomReported employees: 11-50 | Daresbury, United Kingdom | 11-50 | Exact match | 14 contacts → |
“XCellR8 is a world leader in non-animal testing.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 21 | Pebble Biotechnology Laboratoriespebble.bio HQ: Styal, United KingdomReported employees: 11-50 | Styal, United Kingdom | 11-50 | Exact match | 13 contacts → |
“Our next-generation LIVING-ORGAN systems support researchers in developing tangible healthcare products and innovations.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 22 | Aspire-Labsaspire-labs.co.uk HQ: East Dagenham, United KingdomReported employees: 11-50 | East Dagenham, United Kingdom | 11-50 | Exact match | 12 contacts → |
“Aspire Labs is a privately held contract analytical and microbiology testing lab in London.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 23 | Platelet Servicesplateletservices.com HQ: Nottingham, United KingdomReported employees: 1-10 | Nottingham, United Kingdom | 1-10 | Exact match | 11 contacts → |
“Platelet Services is a contract research organisation providing full-range, independent pre-clinical services in platelet testing.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 24 | CXR Biosciences The Investigative And Exploratory Toxicology Company NOW Concept Life Sciencescxrbiosciences.com HQ: Dundee, United KingdomReported employees: 11-50 | Dundee, United Kingdom | 11-50 | Exact match | 9 contacts → |
“CXR Biosciences is now Concept Life Sciences.” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
| 25 | Hoeford Research Limitedhoeford.com HQ: Gosport, United KingdomReported employees: 11-50 | Gosport, United Kingdom | 11-50 | Exact match | 7 contacts → |
“For nearly 60 years pharmaceutical companies, vaccine researchers and manufacturers, biopharmaceutical startups and their investors as well as chemical and agrochemical…” Recorded description excerpt · September 17, 2026Open company data in RevenueBase ↗Free signup required. | |||||
Showing 25 of 75 company matches
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Preclinical testing companies: dataset insights
September 17, 2026These summaries describe recorded coverage in this saved dataset. This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Reported company sizes
75 records in the displayed employee bands.
0 matching records are outside the displayed bands or do not have a displayed size. Bars show shares of the displayed bands.
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 75 companies.
How this company list was built
Describe a niche in your own words: companies installing commercial solar, or manufacturers of sustainable packaging. RevenueBase SmartSearch finds companies whose compiled business descriptions match by meaning. This list is one saved example to adapt.
Where the company descriptions come from
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
RevenueBase SmartSearch matching settings
- Exact
- Closest fits to the business described.
- Similar
- Similar businesses with a wider range of fits.
- Related
- Related businesses in and around the category.
- Broad
- A broader set of businesses connected to the description.
RevenueBase SmartSearch · Exact match identifies inclusion in this search's closest semantic matching setting. It is not a per-company confidence score, a literal keyword match, or a quality endorsement.
Selection, ordering and scope
The public list shows selected company records with contact and verified-email coverage. Reported employee bands provide separate company-size context.
This page is derived from saved source records; per-contact mobile coverage and email-recency results are not established by this snapshot.
Recorded company descriptions support research; check company websites for current services. The selected preview is ordered by tracked contacts and is not a list of the best service providers.
Snapshot: September 17, 2026.
RevenueBase is a B2B data infrastructure company. Its September 3, 2026 published methodology describes a graph of 60 million companies and 398.9 million professional contacts; these platform figures differ from this page's totals. Published methodology ↗
Questions about this company list
What does Exact match mean for preclinical testing companies?
The separate RevenueBase SmartSearch column identifies inclusion at the closest semantic matching preset. It is not a literal keyword match, a per-company confidence score or a quality endorsement. Changing the search form opens a new search in RevenueBase; it does not reclassify these saved rows.
How many preclinical testing companies did RevenueBase find based in the United Kingdom?
The saved snapshot records 75 matching company records, 1,803 tracked contacts and 1,013 verified emails. The public preview displays 25 selected records.
Where do the company descriptions come from?
RevenueBase compiles company information from public sources, including company websites and public professional profiles such as LinkedIn, alongside information supplied by companies. The short recorded excerpt shown here is separate from the complete business description used for matching; individual source URLs and collection dates are not provided in this public snapshot.
How are the public companies ordered?
The selected public records are ordered by contacts tracked in RevenueBase, highest first. Contact coverage is a prospecting measure, not an assessment of the company's services or quality.
How can I get contact information?
Select a company's contact count to open its filtered contacts in RevenueBase. Free signup is required and includes 500 credits and limited free results. Verified emails, direct dials and mobile numbers depend on available coverage.
How current is this list?
Snapshot: September 17, 2026. Review each company's website for current services and locations. A recorded business description does not establish that every company offers every service named in the search.
What do headquarters and employee bands mean?
These are recorded company-level fields, rather than a map of every branch or a count of specialists. Missing headquarters or employee bands are labeled; older records may show a location separately from recorded headquarters.
Build your next target company list
Adapt this niche search and work with available contacts in RevenueBase.
Related lists
Preclinical testing companies by geography
- Preclinical testing companies based in Brazil
- Preclinical testing companies based in Canada
- Preclinical testing companies based in France
- Preclinical testing companies based in Germany
- Preclinical testing companies based in India
- Preclinical testing companies based in Spain
- Preclinical testing companies based in the United States
Cite this list
RevenueBase Data Team. Top 25 preclinical testing companies based in the United Kingdom. Snapshot: September 17, 2026. https://revenuebase.ai/companies/preclinical-testing-companies/united-kingdom.
This is a selected public preview of saved company records, rather than an independently verified census. Open the source page ↗
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- Preclinical testing companies based in Brazil
- Preclinical testing companies based in Canada
- Preclinical testing companies based in France
- Preclinical testing companies based in Germany
- Preclinical testing companies based in India
- Preclinical testing companies based in Spain