Company lists · Data refreshed November 2026

Top 25 Preclinical testing services based in the United Kingdom

RevenueBase identified 58 company matches for preclinical testing services associated with the United Kingdom as of November 2026 and tracks 2,546 professional contacts across them, including 1,177 with verified work emails. London is the largest hub.

This list covers company matches for preclinical testing 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 November 6, 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 Nov 6, 2026 How this list was built
58Companies
2,546Contacts tracked
1,177Verified emails
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The 25 largest preclinical testing services based in the United Kingdom

Ranked by team size
Top 25 of 58 company matches for preclinical testing services based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 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 matchGuildford, United KingdomHQ recorded Nov 6, 20261,001-5,000560 contacts →

Exact match

“Established in 1997, Ergomed is a global leader in delivering specialized services in oncology, rare disease, and complex trials to the pharmaceutical and biotech sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200248 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-200236 contacts →

Exact match

“At Richmond, we're on a mission to transform healthcare by delivering faster answers and turning hope into tangible solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchMacclesfield, United KingdomHQ recorded Nov 6, 202651-200208 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 · Nov 6, 2026 · View company records in RevenueBase
5Exact matchSaffron Walden, United KingdomHQ recorded Nov 6, 202651-20097 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact matchMacclesfield, United KingdomHQ recorded Nov 6, 202611-5071 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 · Nov 6, 2026 · View company records in RevenueBase
7Exact matchCheadle, United KingdomHQ recorded Nov 6, 202611-5066 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchAlderley Edge, United KingdomHQ recorded Nov 6, 202651-20052 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 · Nov 6, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-5042 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 · Nov 6, 2026 · View company records in RevenueBase
10Exact matchManchester, United KingdomHQ recorded Nov 6, 202611-5040 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchSt. Briavels, United KingdomHQ recorded Nov 6, 202611-5020 contacts →

Exact match

“Ridgeway Research Ltd.(RRL)(est.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNottingham, United KingdomHQ recorded Nov 6, 202611-5019 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 · Nov 6, 2026 · View company records in RevenueBase
13Exact matchDaresbury, United KingdomHQ recorded Nov 6, 202611-5016 contacts →

Exact match

“XCellR8 is a world leader in non-animal testing.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchNewcastle Upon Tyne, United KingdomHQ recorded Nov 6, 202611-5015 contacts →

Exact match

“Alcyomics is a specialist clinical research organization (CRO) supporting the pharmaceutical, biotechnology, and cosmetics industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchStyal, United KingdomHQ recorded Nov 6, 202611-5012 contacts →

Exact match

“Pebble is an innovation house.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchDundee, United KingdomHQ recorded Nov 6, 202611-508 contacts →

Exact match

“CXR Biosciences is now Concept Life Sciences.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDundee, United KingdomHQ recorded Nov 6, 202611-507 contacts →

Exact match

“Onorach manage Phase I to IV clinical research studies for drug products (including biologicals (stem cells)), nutraceutical products and medical devices using a tailored…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchNottingham, United KingdomHQ recorded Nov 6, 20261-106 contacts →

Exact match

“Inaphaea BioLabs is a pharmaceutical services company, based in Nottingham (UK), offering cell-based assays specialising in oncology and women's health.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchGosport, United KingdomHQ recorded Nov 6, 202611-506 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 · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSandwich, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Tetrad Discovery is a Contract Research Organisation based in Kent, UK, providing bespoke bio-analysis solutions tailored and integrated to the sponsors requirements, using…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Decentralised, ethical, clinical trials for dogs & cats Food?”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchCambridge, United KingdomHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Protogenia Consulting Ltd offers pre-clinical R&D consultancy services to the pharmaceutical & biotech industry.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchStratford Upon Avon, United KingdomHQ recorded Nov 6, 20261-102 contacts →

Exact match

“Independent consultancy with 35 years of combined nonclinical and toxicology experience within various medical/pharmaceutical settings.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Nov 6, 202651-2001 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchAlderley Edge Macclesfield, United KingdomHQ recorded Nov 6, 202611-501 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 58 preclinical testing services based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 1,177 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Preclinical testing services based in the United Kingdom at a glance

As of Nov 6, 2026
46.2%Verified-email coverage
43.9Average contacts per company
11-50Median size (employees)
25.9%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
23
11-50
21
51-200
10
201-500
1
1,001-5,000
1
5,001-10,000
1

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 58 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 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 1,177 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 November 6, 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 services”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many preclinical testing services are there based in the United Kingdom?

RevenueBase identified 58 company matches for preclinical testing services associated with the United Kingdom as of November 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?

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

Which city has the most preclinical testing services?

London leads with 15 company records, followed by Nottingham (5) and Cambridge (4).

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 1,177 professional contacts with verified work emails tracked across these 58 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 November 6, 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.