Company lists · Data refreshed November 2026

Top 23 Sterile api manufacturers based in the United Kingdom

RevenueBase identified 54 company matches for sterile api manufacturers associated with the United Kingdom as of November 2026 and tracks 1,115 professional contacts across them, including 397 with verified work emails. London is the largest hub.

This list covers company matches for sterile api manufacturers 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
54Companies
1,115Contacts tracked
397Verified emails
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The 23 largest sterile api manufacturers based in the United Kingdom

Ranked by team size
Top 23 of 54 company matches for sterile api manufacturers 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 matchHemel Hempstead, United KingdomHQ recorded Nov 6, 20261,001-5,000169 contacts →

Exact match

“Aesica is a leading pharmaceutical contract development and manufacturing organisation (CDMO) for both APIs and finished dose forms.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchAlnwick, United KingdomHQ recorded Nov 6, 202651-200115 contacts →

Exact match

“Arcinova, A Quotient Sciences Company, is dedicated to providing innovative contract research, development, and manufacturing services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchPaignton, United KingdomHQ recorded Nov 6, 2026201-500115 contacts →

Exact match

“Torbay Pharma is a trusted provider of sterile injectable solutions, specializing in small and medium batch sizes for the hospital market.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchWigston, United KingdomHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Nova Laboratories is an independent contract manufacturer, that has established a worldwide reputation, for the aseptic processing of pharmaceutical, biotechnology and medical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCorsham, United KingdomHQ recorded Nov 6, 202651-20071 contacts →

Exact match

“Bath ASU is a pharmaceutical specials manufacturer based in Corsham, Wiltshire.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchLiverpool, United KingdomHQ recorded Nov 6, 202611-5044 contacts →

Exact match

“Powder Systems Ltd (PSL) is a global manufacturer of innovative technologies and process services used in the pharmaceutical, life sciences, and fine chemicals industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchS41, United KingdomHQ recorded Nov 6, 202651-20043 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchHitchin, United KingdomHQ recorded Nov 6, 202651-20038 contacts →

Exact match

“For over 180 years, Ransom Naturals has combined botanical expertise with scientific excellence to develop and manufacture premium natural extracts for the pharmaceutical…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchSevenoaks, United KingdomHQ recorded Nov 6, 202611-5034 contacts →

Exact match

“Eramol provides a bespoke clinical trial manufacturing service, driven by transparency, delivery, and innovation across sterile and non sterile clinical and commercial…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchKnutsford, United KingdomHQ recorded Nov 6, 202611-5032 contacts →

Exact match

“SpectrumX is a UK-based pharmaceutical manufacturer operating an MHRA-licensed facility for the production of unlicensed medicines.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchHigh Wycombe, United KingdomHQ recorded Nov 6, 202611-5028 contacts →

Exact match

“Experts in Active Pharmaceutical Ingredients(APIs), Intermediates and other difficult to source Pharmaceutical ingredients- Cover APIs requirements from Development, Scale-Up and…”

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

Exact match

“AB BIOTECHNOLOGY LIMITED is a biotechnology company based out of Pentlands Science Park, Bush Loan, Penicuik, Midlothian, EH26 0PZ”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLeyland, United KingdomHQ recorded Nov 6, 202611-5014 contacts →

Exact match

“All the starting materials you require – rapidly.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchCambridge, United KingdomHQ recorded Nov 6, 202651-20012 contacts →

Exact match

“Our Fast, flexible, sterile fill-finish service is specifically designed to meet the needs of clinical trials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHitchin, United KingdomHQ recorded Nov 6, 20261-1011 contacts →

Exact match

“MSN LABORATORIES EUROPE LIMITED is a company based out of INVISION HOUSE WILBURY WAY, HITCHIN, United Kingdom.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchLondon, United KingdomHQ recorded Nov 6, 202611-509 contacts →

Exact match

“CINV is a pharmaceutical supplier focused on producing a GMP-certified product for global execution from our South African facility.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchNewquay, United KingdomHQ recorded Nov 6, 20261-108 contacts →

Exact match

“Green Park Pharma UK Ltd.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchRedditch, United KingdomHQ recorded Nov 6, 202611-506 contacts →

Exact match

“Ubichem partners with Pharmaceutical Innovators who trust Ubichem to provide ultimate customer value through technical, product and regulatory solutions.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchAshford, United KingdomHQ recorded Nov 6, 20261-103 contacts →

Exact match

“Wessex Fine Chemicals has been sourcing and supplying active substances to medicine manufacturers since its incorporation in 1994.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchDeeside, United KingdomHQ recorded Nov 6, 2026n/a3 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRochester, United KingdomHQ recorded Nov 6, 202611-503 contacts →

Exact match

“Cubi-Tech Pharmaceuticals is committed to doing our part in improving the health and lives of the public through the development of innovative drug products, optimization of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchYarm, United KingdomHQ recorded Nov 6, 202611-502 contacts →

Exact match

“FPC has for over 25 years produced high quality fine chemicals for customers within the pharmaceutical, agrochemical and specialty chemical industries and works closely with its…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchLondon, United KingdomHQ recorded Nov 6, 20261-101 contacts →

Exact match

Recorded description not available.

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

Showing 23 of 54 sterile api manufacturers based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 397 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Sterile api manufacturers based in the United Kingdom at a glance

As of Nov 6, 2026
35.6%Verified-email coverage
20.6Average contacts per company
11-50Median size (employees)
18.5%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
15
11-50
19
51-200
11
201-500
2
501-1,000
1
1,001-5,000
3

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 54 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 “sterile api manufacturers” 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 397 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 “sterile api manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many sterile api manufacturers are there based in the United Kingdom?

RevenueBase identified 54 company matches for sterile api manufacturers 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?

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

Which city has the most sterile api manufacturers?

London leads with 10 company records, followed by Corsham (2) and High Wycombe (2).

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 397 professional contacts with verified work emails tracked across these 54 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.