Company lists · Data refreshed September 2026

Top 25 Regulatory affairs staffing companies based in the United Kingdom

RevenueBase identified 481 company matches for regulatory affairs staffing companies associated with the United Kingdom as of September 2026 and tracks 7,275 professional contacts across them, including 2,775 with verified work emails. London is the largest hub.

This list covers company matches for regulatory affairs staffing 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 29, 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 Sep 29, 2026 How this list was built
481Companies
7,275Contacts tracked
2,775Verified emails
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The 25 largest regulatory affairs staffing companies based in the United Kingdom

Ranked by team size
Top 25 of 481 company matches for regulatory affairs staffing companies based in the United Kingdom, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 29, 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 matchLondon, United KingdomHQ recorded Sep 29, 2026501-1,0001,079 contacts →

Exact match

“APCER Life Sciences, established in 2007, is a trusted global leader in pharmacovigilance, medical information, medical writing, and regulatory affairs.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
2Exact matchSutton, United KingdomHQ recorded Sep 29, 2026201-500355 contacts →

Exact match

“A24 Group is a leading international provider of medical staffing and personnel management services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
3Exact matchRomford, United KingdomHQ recorded Sep 29, 202651-200216 contacts →

Exact match

“Total Assist Group is a multi-award winning recruitment agency, specialising in filling and providing temporary and permanent placements across the medical, nursing, education…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
4Exact matchCity Of London, United KingdomHQ recorded Sep 29, 202651-200203 contacts →

Exact match

“At Proclinical Staffing, our life science recruitment services support our partners with permanent and contract vacancies by connecting them with specialist talent across the…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
5Exact matchChesterfield, United KingdomHQ recorded Sep 29, 202651-200173 contacts →

Exact match

“CK Group has officially rebranded to Talentmark.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
6Exact matchRugby, United KingdomHQ recorded Sep 29, 2026501-1,000160 contacts →

Exact match

“Part of Uniphar, we are the strategic recruitment and outsourced partner for pharma, medtech, and biotech companies looking to maximise their commercial success through tailored…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
7Exact matchRuislip, United KingdomHQ recorded Sep 29, 202651-200150 contacts →

Exact match

“We are Vigilare BioPharma, a global Regulatory partner for Pharmaceuticals, Generics, Consumer Healthcare Products and Medical Devices.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
8Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-200131 contacts →

Exact match

“Skills Alliance is a leading specialist Global Life Science and STEM workforce solutions company.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
9Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-200118 contacts →

Exact match

“Discover International has a clear vision: to build the most outstanding life sciences recruitment partner in the industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
10Exact matchGloucester, United KingdomHQ recorded Sep 29, 202651-200116 contacts →

Exact match

“In operation since 1977, our reputation for excellence has come from providing Companies and Individuals with an outstanding recruitment service to suit their every need.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
11Exact matchLetchworth Garden City, United KingdomHQ recorded Sep 29, 202651-20098 contacts →

Exact match

“Bringing your product to market is complex; DLRC helps simplify the journey.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
12Exact matchNone, United KingdomHQ recorded Sep 29, 202651-20077 contacts →

Exact match

“We specialise in life science recruitment, permanent and contract and research facility management and consultancy services.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Sep 29, 202651-20070 contacts →

Exact match

“Since 2008, i-Pharm’s independent, expert, and ethical approach to procuring talent has helped power the pioneering progress made by Pharmaceutical, Biotech and MedTech companies…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
14Exact matchSt Helens, United KingdomHQ recorded Sep 29, 202611-5070 contacts →

Exact match

“GPW Recruitment has an enviable list of long-term clients ranging from Blue-Chip Multi-National Organisations who use our services as part of their corporate strategy, through…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
15Exact matchHartley Wintney, United KingdomHQ recorded Sep 29, 2026501-1,00063 contacts →

Exact match

“TMC is a global pharma services company, partnering with small to mid-sized biotech and pharma companies to accelerate drug development timelines and maximise value across the…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
16Exact matchBarnstaple, United KingdomHQ recorded Sep 29, 202651-20058 contacts →

Exact match

“JensonR+ is a technical consultancy with a simple mission; we aim to promote better health through simplifying the journey from innovation to the marketplace.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
17Exact matchHull, United KingdomHQ recorded Sep 29, 202651-20054 contacts →

Exact match

“Our People Are Your People.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
18Exact matchChippenham, United KingdomHQ recorded Sep 29, 202611-5054 contacts →

Exact match

“24-7 Staffing was formed in 2004 in Chippenham, as an independently owned recruitment business, who passionately strive to deliver your ideal staffing solutions.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
19Exact matchReading, United KingdomHQ recorded Sep 29, 202651-20051 contacts →

Exact match

“At Cpl UK Life Sciences, we're experts at connecting talented professionals with the most ambitious companies in the industry.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
20Exact matchKeighley, United KingdomHQ recorded Sep 29, 202611-5049 contacts →

Exact match

“Rotherwood Recruitment are established multi-sector recruitment specialists operating across West & North Yorkshire and East Lancashire.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
21Exact matchLoughton, United KingdomHQ recorded Sep 29, 202611-5047 contacts →

Exact match

“Hyper Recruitment Solutions (HRS) is an award-winning Life Science recruitment consultancy, dedicated to supporting global partners.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
22Exact matchPortsmouth, United KingdomHQ recorded Sep 29, 202611-5045 contacts →

Exact match

“Blackfield Associates works in partnership with our clients to identify and deliver the right staffing solution to support contract, permanent and managed work programmes.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
23Exact matchTemple, United KingdomHQ recorded Sep 29, 2026201-50045 contacts →

Exact match

“X4 Group support the talent needs of the organisations we serve as well as the career aspirations of the best STEM professionals across the world, providing a full spectrum of…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
24Exact matchLondon, United KingdomHQ recorded Sep 29, 202611-5042 contacts →

Exact match

“We are Hlx Life Sciences.”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase
25Exact matchCity Of London, United KingdomHQ recorded Sep 29, 202651-20040 contacts →

Exact match

“Mantell Associates is a multi-discipline headhunting firm focused on providing both permanent and contract recruitment services globally, to the Biotech, Pharmaceutical, CDMO…”

Recorded in the RevenueBase company graph · Sep 29, 2026 · View company records in RevenueBase

Showing 25 of 481 regulatory affairs staffing companies based in the United Kingdom

See the full list, filter by size, metro and specialty, and access 2,775 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Regulatory affairs staffing companies based in the United Kingdom at a glance

As of Sep 29, 2026
38.1%Verified-email coverage
15.1Average contacts per company
1-10Median size (employees)
31.4%Largest-city concentration · London
Sep 29, 2026Page data refreshed

Companies by employee count

1-10
283
11-50
134
51-200
49
201-500
6
501-1,000
5
1,001-5,000
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 481 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 “regulatory affairs staffing 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 2,775 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 29, 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.

Regulatory affairs staffing companies by metro

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 “regulatory affairs staffing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many regulatory affairs staffing companies are there based in the United Kingdom?

RevenueBase identified 481 company matches for regulatory affairs staffing 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?

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

Which city has the most regulatory affairs staffing companies?

London leads with 151 company records, followed by Leeds (10) and Manchester (7).

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 2,775 professional contacts with verified work emails tracked across these 481 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 29, 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.