Company lists · Data refreshed September 2026

Top 25 Specialty drug manufacturing companies based in the United Kingdom

Name: Specialty drug manufacturing companies based in the United Kingdom
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 16, 2026 210 companies tracked

RevenueBase identified 210 specialty drug manufacturing companies headquartered in the United Kingdom as of September 2026 and tracks 20,964 professional contacts across them, including 6,767 with verified work emails. London is the largest hub.

This list covers specialty drug manufacturing companies headquartered in the United Kingdom, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 16, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 16, 2026 86% judged on-target in blind review

210Companies

20,964Contacts tracked

6,767Verified emails

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The 25 largest specialty drug manufacturing companies based in the United Kingdom

Ranked by team size

Top 25 of 210 specialty drug manufacturing companies based in the United Kingdom, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to specialty drug manufacturing companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Mundipharma	Indirect evidence	Cambridge, United KingdomHQ checked Sep 16, 2026	1,001-5,000	2,053 contacts →
	Indirect evidence “Mundipharma is a global healthcare company with a presence across Africa, Asia Pacific, Canada, Europe, Latin America, and the Middle East.” Source: RevenueBase Database · checked Sep 16, 2026
2	Advanz Pharma	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	501-1,000	709 contacts →
	Partial evidence “Partner of choice in specialty, hospital, and rare disease medicines ADVANZ PHARMA is a global pharmaceutical company with the purpose to improve patients’ lives by providing the…” Source: RevenueBase Database · checked Sep 16, 2026
3	Otsuka Pharmaceutical Companies Europe	Indirect evidence	Windsor, United KingdomHQ checked Sep 16, 2026	501-1,000	319 contacts →
	Indirect evidence “Every day across Europe, Otsuka-people channel their passion and commitment into aiming to improve the health of our patients.” Source: RevenueBase Database · checked Sep 16, 2026
4	Bristol Myers Squibb UK & Ireland	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	1,001-5,000	317 contacts →
	Indirect evidence “Bristol Myers Squibb is a differentiated company, led by our revolutionary BioPharma strategy that combines the reach and resources of a major pharmaceutical firm with the…” Source: RevenueBase Database · checked Sep 16, 2026
5	Pharmanovia	Partial evidence	Basildon, United KingdomHQ checked Sep 16, 2026	201-500	300 contacts →
	Partial evidence “Pharmanovia is an innovative specialty pharmaceutical company with a clear purpose: helping patients lead fuller lives today and tomorrow.” Source: RevenueBase Database · checked Sep 16, 2026
6	Novartis UK	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	1,001-5,000	281 contacts →
	Indirect evidence “At Novartis we are reimagining medicine.” Source: RevenueBase Database · checked Sep 16, 2026
7	Rosemont Pharmaceuticals	Indirect evidence	Leeds, United KingdomHQ checked Sep 16, 2026	51-200	227 contacts →
	Indirect evidence “At Rosemont our mission is to be a rapid developer, reliable manufacturer and global supplier of novel-delivery, patient-focused medicines.” Source: RevenueBase Database · checked Sep 16, 2026
8	GW Pharmaceuticals PLC	Indirect evidence	Cambridge, United KingdomHQ checked Sep 16, 2026	1,001-5,000	218 contacts →
	Indirect evidence “GW Pharmaceuticals is now part of Jazz Pharmaceuticals.” Source: RevenueBase Database · checked Sep 16, 2026
9	Napp Pharmaceuticals Limited	Indirect evidence	Cambridge, United KingdomHQ checked Sep 16, 2026	51-200	208 contacts →
	Indirect evidence “Napp Pharmaceuticals is a member of the Mundipharma network of independent associated companies.” Source: RevenueBase Database · checked Sep 16, 2026
10	Cycle Pharmaceuticals	Indirect evidence	Cambridge, United KingdomHQ checked Sep 16, 2026	51-200	196 contacts →
	Indirect evidence “We’re committed to supporting patients and their caregivers in every way we can.” Source: RevenueBase Database · checked Sep 16, 2026
11	Aspire Pharma LTD	Indirect evidence	Petersfield, United KingdomHQ checked Sep 16, 2026	51-200	176 contacts →
	Indirect evidence “Aspire Pharma is an innovative, privately owned British pharmaceutical company established in 2009.” Source: RevenueBase Database · checked Sep 16, 2026
12	Daiichi Sankyo UK	Indirect evidence	Uxbridge, United KingdomHQ checked Sep 16, 2026	201-500	117 contacts →
	Indirect evidence “Daiichi Sankyo UK is a pharmaceutical company with corporate origins in Japan.” Source: RevenueBase Database · checked Sep 16, 2026
13	Novumgen	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	111 contacts →
	Indirect evidence “Novumgen was founded by a group of experienced pharmaceutical professionals with the goal of developing and producing innovative, high quality medicines.” Source: RevenueBase Database · checked Sep 16, 2026
14	Essential Pharma	Partial evidence	Egham, United KingdomHQ checked Sep 16, 2026	51-200	100 contacts →
	Partial evidence “Essential Pharma is an international specialty pharmaceutical company dedicated to maintaining access to clinically differentiated, niche medicines in small patient populations.” Source: RevenueBase Database · checked Sep 16, 2026
15	Xeal Pharma	Partial evidence	Birmingham, United KingdomHQ checked Sep 16, 2026	51-200	100 contacts →
	Partial evidence “Xeal Pharma is a specials manufacturer with a reputation in the industry for quality, reliability and efficiency.” Source: RevenueBase Database · checked Sep 16, 2026
16	Orbit Pharmaceuticals	Partial evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	100 contacts →
	Partial evidence “Orbit Pharma is a rapidly expanding, privately owned company focused on the development and marketing of high quality, specialist generic medicines across the UK, Europe, ANZ…” Source: RevenueBase Database · checked Sep 16, 2026
17	Bath ASU	Partial evidence	Corsham, United KingdomHQ checked Sep 16, 2026	51-200	88 contacts →
	Partial evidence “Bath ASU is a pharmaceutical specials manufacturer based in Corsham, Wiltshire.” Source: RevenueBase Database · checked Sep 16, 2026
18	Noumed Life Sciences Limited	Partial evidence	Maidenhead, United KingdomHQ checked Sep 16, 2026	51-200	87 contacts →
	Partial evidence “Founded in 2013 and operationalized in 2016, Noumed Life Sciences is a generics pharmaceutical manufacturing company based out of the United Kingdom.” Source: RevenueBase Database · checked Sep 16, 2026
19	Porton Biopharma LTD	Partial evidence	Salisbury, United KingdomHQ checked Sep 16, 2026	51-200	82 contacts →
	Partial evidence “Porton Biopharma Limited (PBL) is a UK based company experienced in developing and manufacturing biopharmaceutical therapeutics and vaccines.” Source: RevenueBase Database · checked Sep 16, 2026
20	Eusa Pharma	Indirect evidence	Hemel Hempstead, United KingdomHQ checked Sep 16, 2026	201-500	70 contacts →
	Indirect evidence “We are committed to transforming the lives of people affected by cancer or rare disease, globally.” Source: RevenueBase Database · checked Sep 16, 2026
21	Galen LTD	Indirect evidence	Belfast, United KingdomHQ checked Sep 16, 2026	11-50	57 contacts →
	Indirect evidence “At Galen, we have purpose and passion in everything we do and encourage our people to dare to be extraordinary so we can benefit the health of all generations.” Source: RevenueBase Database · checked Sep 16, 2026
22	Masters Speciality Pharma	Indirect evidence	Elstree, United KingdomHQ checked Sep 16, 2026	51-200	53 contacts →
	Indirect evidence “Our vision: To improve patients' lives through access to life-saving medicines.” Source: RevenueBase Database · checked Sep 16, 2026
23	MNK	Indirect evidence	S41, United KingdomHQ checked Sep 16, 2026	51-200	41 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 16, 2026
24	Mereo Biopharma	Indirect evidence	London, United KingdomHQ checked Sep 16, 2026	51-200	40 contacts →
	Indirect evidence “Welcome to Mereo BioPharma, we are an agile biopharmaceutical company, focused on finding and bringing to market therapies that will improve the lives of people living with a rare…” Source: RevenueBase Database · checked Sep 16, 2026
25	Medac Pharma UK	Partial evidence	Stirling, United KingdomHQ checked Sep 16, 2026	11-50	40 contacts →
	Partial evidence “medac Pharma is a privately owned, pharmaceutical company specialising in the development, diagnosis and treatment of diseases within the key areas of oncology, urology…” Source: RevenueBase Database · checked Sep 16, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: specialty drug manufacturing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names specialty drug manufacturing companies.
Partial evidence: Its own public description names part of specialty drug manufacturing companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name specialty drug manufacturing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 210 specialty drug manufacturing companies based in the United Kingdom

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Specialty drug manufacturing companies based in the United Kingdom at a glance

As of Sep 16, 2026

32.3%Verified-email coverage

99.8Average contacts per company

11-50Median size (employees)

24.3%Largest-city concentration · London

Sep 16, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 210 companies.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among specialty drug manufacturing companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
What qualifies: Companies headquartered in the United Kingdom whose own description of what they do matches “specialty drug manufacturing companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search: RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names specialty drug manufacturing companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude: Companies whose own description does not clearly place them among specialty drug manufacturing companies, and records with no verified work email. Companies headquartered outside United Kingdom are excluded even when they keep an office there.
Match quality: In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every listed company carries at least one verified work email, 6,767 across the full list. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on September 16, 2026. Lists refresh periodically as the graph is re-checked.
Corrections: Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Specialty drug manufacturing companies by metro

Specialty drug manufacturing companies in London51

Frequently asked

What is RevenueBase Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names specialty drug manufacturing companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many specialty drug manufacturing companies are there based in the United Kingdom?

RevenueBase identified 210 specialty drug manufacturing companies headquartered in the United Kingdom as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Mundipharma, headquartered in Cambridge, tops this list with the largest team on record.

Which city has the most specialty drug manufacturing companies?

London leads with 51 headquartered companies, followed by Cambridge (9) and Reading (6).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 6,767 verified decision-maker contacts tracked across these 210 companies.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on September 16, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase Smart Search, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.