Company lists · Data refreshed October 2026

Top 25 Contract manufacturing organizations chemical companies based in the United Kingdom

RevenueBase identified 225 company matches for contract manufacturing organizations chemical companies associated with the United Kingdom as of October 2026 and tracks 10,019 professional contacts across them, including 5,312 with verified work emails. London is the largest hub.

This list covers company matches for contract manufacturing organizations chemical 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 October 10, 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 Oct 10, 2026 How this list was built
225Companies
10,019Contacts tracked
5,312Verified emails
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The 25 largest contract manufacturing organizations chemical companies based in the United Kingdom

Ranked by team size
Top 25 of 225 company matches for contract manufacturing organizations chemical companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 matchCraigavon, United KingdomHQ recorded Oct 10, 20265,001-10,0004,686 contacts →

Exact match

“Partnering to Advance Human Health A unique culture delivering exceptional solutions: Almac is a financially secure, privately owned organisation with 7,800+ employees globally.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchHigh Peak, United KingdomHQ recorded Oct 10, 2026201-500189 contacts →

Exact match

“Concept Life Sciences is a knowledge-based, science-led and customer-focused contract research and manufacturing organisation with world-leading expertise in the pharmaceutical…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchHemel Hempstead, United KingdomHQ recorded Oct 10, 20261,001-5,000167 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 · Oct 10, 2026 · View company records in RevenueBase
4Exact matchNorwich, United KingdomHQ recorded Oct 10, 2026201-500150 contacts →

Exact match

“Briar Chemicals delivers contract and custom manufacturing solutions to customers across the globe.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchMiddlesbrough, United KingdomHQ recorded Oct 10, 2026201-500142 contacts →

Exact match

“Lianhetech Seal Sands is a leading European contract manufacturer of high quality fine chemicals for use in the Crop Protection, Pharmaceutical and Performance chemicals markets.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchStirling, United KingdomHQ recorded Oct 10, 202651-200139 contacts →

Exact match

“Symbiosis Pharmaceutical Services is a contract development and manufacturing organisation (CDMO) that specialises in the GMP manufacture and sterile fill/finish of vials for…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchWentloog, United KingdomHQ recorded Oct 10, 202651-200115 contacts →

Exact match

“CatSci Ltd is an award-winning innovation partner, dedicated to breaking down the silos in small molecules, TACS, glues and oligonucleotides CMC development to accelerate the…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchBeeston, United KingdomHQ recorded Oct 10, 202651-200109 contacts →

Exact match

“Upperton Pharma Solutions is a specialist CDMO (contract development and manufacturing organisation) providing formulation and dosage form development and clinical trial…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
9Exact matchHove, United KingdomHQ recorded Oct 10, 202651-200103 contacts →

Exact match

“Custom Pharma Services is located in Brighton, UK since 1979 and is a full-service contract development and manufacturing organisation (CDMO) providing services tailored to your…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchManchester, United KingdomHQ recorded Oct 10, 2026201-500102 contacts →

Exact match

“Delivering every element - Tennants Distribution Ltd is a leading independent distributor of chemicals.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchConsett, United KingdomHQ recorded Oct 10, 202651-200101 contacts →

Exact match

“Thomas Swan & Co.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchMiddlesbrough, United KingdomHQ recorded Oct 10, 2026201-50091 contacts →

Exact match

“Fine Organics, a Lianhe Chemical Technology business, is a leading European contract manufacturer of high quality fine chemicals for use in the Crop Protection, Pharmaceutical and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchBidston, United KingdomHQ recorded Oct 10, 2026201-50090 contacts →

Exact match

“Incorporated in 1996, PharmaPac UK Ltd is a Contract Manufacturing Organisation (CMO) that specialises in the manufacture and packaging of a variety of drug delivery systems to…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchSunderland, United KingdomHQ recorded Oct 10, 202651-20088 contacts →

Exact match

“Onyx Scientific is a CDMO that helps pharmaceutical and biotech companies across the globe, accelerate candidates from discovery to manufacturing.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchPort Talbot, United KingdomHQ recorded Oct 10, 2026201-50083 contacts →

Exact match

“Established in 1994, Cultech has become internationally recognised as both an innovator and premium quality manufacturer within the nutritional supplement industry.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchDeeside, United KingdomHQ recorded Oct 10, 202651-20079 contacts →

Exact match

“Established in 2002, we are a premier GMP approved formulation contract development manufacturing organization (CDMO) offering services from MHRA and FDA inspected facilities:*…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17Exact matchRuncorn, United KingdomHQ recorded Oct 10, 2026201-50079 contacts →

Exact match

“Thompson & Capper Ltd (T/A Ourvita) is a specialist contract manufacturer of high-quality tablets, hard-shell capsules, and powders, serving the nutraceutical, health, and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchBristol, United KingdomHQ recorded Oct 10, 202651-20076 contacts →

Exact match

“eXmoor Pharma is the only integrated UK cell and gene therapy CDMO with consultancy expertise embedded at every stage of your journey, from early-phase strategy through GMP…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchLeyland, United KingdomHQ recorded Oct 10, 202651-20068 contacts →

Exact match

“Expac (Preston) Ltd is a formulator & contract manufacturer, focused on Personal Care, Cosmetics, Fragrances, Household and Health Sectors.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchBuxton, United KingdomHQ recorded Oct 10, 2026201-50064 contacts →

Exact match

“We are Selden Research Ltd, the UK’s largest privately owned industrial manufacturer of cleaning chemical products for the professional market.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchRuncorn, United KingdomHQ recorded Oct 10, 202651-20057 contacts →

Exact match

“Founded in 1860, Banner supplies an extensive range of solvents and specialty chemicals to a variety of market sectors.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchDenton, United KingdomHQ recorded Oct 10, 202651-20053 contacts →

Exact match

“We’re specialists in the manufacture and supply of aromatic, heterocyclic and aliphatic compounds, fluorochemicals and life sciences reagents, offering unrivalled service and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchWigston, United KingdomHQ recorded Oct 10, 202651-20052 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 · Oct 10, 2026 · View company records in RevenueBase
24Exact matchRedditch, United KingdomHQ recorded Oct 10, 202651-20049 contacts →

Exact match

“At Lake, we’re innovators – we bring thinkers together to make incredible things happen – delivering real value for suppliers and customers.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchIrlam, United KingdomHQ recorded Oct 10, 202651-20048 contacts →

Exact match

“At Libra Speciality Chemicals, we have been setting the standards in the provision of high-quality chemical and speciality surfactant manufacturing for over 50 years.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 225 contract manufacturing organizations chemical companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 5,312 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Contract manufacturing organizations chemical companies based in the United Kingdom at a glance

As of Oct 10, 2026
53.0%Verified-email coverage
44.5Average contacts per company
11-50Median size (employees)
7.6%Largest-city concentration · London
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
71
11-50
80
51-200
46
201-500
15
501-1,000
4
1,001-5,000
6
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 225 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 “contract manufacturing organizations chemical 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 5,312 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 October 10, 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 “contract manufacturing organizations chemical companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many contract manufacturing organizations chemical companies are there based in the United Kingdom?

RevenueBase identified 225 company matches for contract manufacturing organizations chemical companies associated with the United Kingdom as of October 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?

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

Which city has the most contract manufacturing organizations chemical companies?

London leads with 17 company records, followed by Runcorn (7) and Manchester (5).

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 5,312 professional contacts with verified work emails tracked across these 225 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 October 10, 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.