Company lists · Data refreshed September 2026

Top 25 Clinical research marketing agencies worldwide

Name: Clinical research marketing agencies worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 27, 2026 12,070 companies tracked

RevenueBase identified 12,070 company matches for clinical research marketing agencies worldwide as of September 2026 and tracks 442,819 professional contacts across them, including 169,612 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for clinical research marketing agencies worldwide, 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 27, 2026. Country and city lists for clinical research marketing agencies follow the table.

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 27, 2026 How this list was built

12,070Companies

442,819Contacts tracked

169,612Verified emails

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The 25 largest clinical research marketing agencies worldwide

Ranked by team size

Top 25 of 12,070 company matches for clinical research marketing agencies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 27, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	IQVIA	Exact match	Durham, NC, United StatesHQ recorded Sep 27, 2026	10001+	63,824 contacts →
	Exact match “IQVIA (NYSE:IQV) is a leading global provider of clinical research services, commercial insights and healthcare intelligence to the life sciences and healthcare industries.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
2	Icon PLC	Exact match	Dublin, JapanHQ recorded Sep 27, 2026	10001+	26,555 contacts →
	Exact match “Since our foundation in Dublin, Ireland in 1990, our mission has been to help our clients to accelerate the development of drugs and devices that save lives and improve quality of…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
3	PPD	Exact match	Waltham, MA, United StatesHQ recorded Sep 27, 2026	10001+	20,530 contacts →
	Exact match “The PPD™ clinical research business of Thermo Fisher Scientific, the world leader in serving science, enables customers to accelerate innovation and drug development through…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
4	Parexel	Exact match	Raleigh, NC, United StatesHQ recorded Sep 27, 2026	10001+	19,257 contacts →
	Exact match “Parexel is a leading global clinical research organization (CRO) providing insights-driven Clinical and Consulting solutions to the world’s life sciences industry.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
5	Fortrea	Exact match	Research Triangle Park, NC, United StatesHQ recorded Sep 27, 2026	10001+	10,632 contacts →
	Exact match “Fortrea (Nasdaq: FTRE) is a leading global clinical research organization (CRO) dedicated to providing innovative clinical development solutions to the life sciences industry.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
6	Medpace	Exact match	Cincinnati, OH, United StatesHQ recorded Sep 27, 2026	5,001-10,000	5,960 contacts →
	Exact match “Medpace is a scientifically-driven, global, full-service clinical contract research organization (CRO) providing Phase I-IV clinical development services to the biotechnology…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
7	Covance	Exact match	Princeton, NJ, United StatesHQ recorded Sep 27, 2026	10001+	5,220 contacts →
	Exact match “As the drug development business of Laboratory Corporation of America Holdings (Labcorp) and the world’s most comprehensive drug development #CRO service company, we have helped…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
8	Almac Group	Exact match	Craigavon, United KingdomHQ recorded Sep 27, 2026	5,001-10,000	4,577 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 · Sep 27, 2026 · View company records in RevenueBase
9	Aragen Life Sciences	Exact match	Hyderabad, IndiaHQ recorded Sep 27, 2026	1,001-5,000	4,277 contacts →
	Exact match “Aragen is a trusted R&D and manufacturing partner to the global life sciences industry.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
10	Worldwide Clinical Trials	Exact match	Research Triangle Park, NC, United StatesHQ recorded Sep 27, 2026	1,001-5,000	3,440 contacts →
	Exact match “Worldwide Clinical Trials (Worldwide) is a global CRO serving development-driven biopharmaceutical companies, with more than 4,400 professionals operating across more than 70…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
11	Westat	Exact match	Bethesda, MD, United StatesHQ recorded Sep 27, 2026	1,001-5,000	3,248 contacts →
	Exact match “Westat offers innovative professional services to help clients improve outcomes in health, education, and social policy.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
12	Wuxi Apptec	Exact match	Shanghai, ChinaHQ recorded Sep 27, 2026	10001+	3,107 contacts →
	Exact match “WuXi AppTec is a trusted partner and contributor to the pharmaceutical and life sciences industries, providing R&D and manufacturing services that help advance healthcare…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
13	Medidata Solutions	Exact match	New York, NY, United StatesHQ recorded Sep 27, 2026	1,001-5,000	2,704 contacts →
	Exact match “Medidata is powering smarter treatments and healthier people through digital solutions to support clinical trials.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
14	Premier Research	Exact match	Morrisville, NC, United StatesHQ recorded Sep 27, 2026	1,001-5,000	2,584 contacts →
	Exact match “Premier Research International LLC (Premier) is a global leader in clinical research and consulting services with expertise in driving an efficient and effective path to market…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
15	PSI CRO	Exact match	Zug, SwitzerlandHQ recorded Sep 27, 2026	1,001-5,000	2,494 contacts →
	Exact match “PSI is a leading full-service global Contract Research Organization whose key strength is predictable patient enrollment across multiple therapeutic areas.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
16	Anthem Biosciences Limited	Exact match	Bangalore, IndiaHQ recorded Sep 27, 2026	1,001-5,000	2,336 contacts →
	Exact match “Anthem Biosciences, a Bangalore-India based Contract Research Development Organization (CDMO) Anthem Bio offers a whole gamut of services dedicated to enabling and sustaining…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
17	Signant Health	Exact match	Blue Bell, PA, United StatesHQ recorded Sep 27, 2026	1,001-5,000	2,083 contacts →
	Exact match “For 25+ years, Signant Health has been pioneering solutions and methodologies that propel clinical research programs toward regulatory success.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
18	Propharma	Exact match	Raleigh, NC, United StatesHQ recorded Sep 27, 2026	1,001-5,000	2,079 contacts →
	Exact match “At ProPharma, we help pharmaceutical, biotechnology, and medical device companies bring life-changing therapies to market.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
19	OI	Exact match	London, United KingdomHQ recorded Sep 27, 2026	n/a	1,891 contacts →
	Exact match “We make content more rewarding.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
20	Jubilant Biosys Limited	Exact match	Noida, IndiaHQ recorded Sep 27, 2026	1,001-5,000	1,882 contacts →
	Exact match “Jubilant Biosys is an integrated Contract Research, Development and Manufacturing Organization (CRDMO) providing drug discovery, development, and GMP manufacturing services to…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
21	Precision For Medicine	Exact match	Bethesda, MD, United StatesHQ recorded Sep 27, 2026	1,001-5,000	1,781 contacts →
	Exact match “Precision for Medicine is an industry-leading global clinical research services organization, purpose-built to improve the clinical research and development process for new…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
22	Novotech	Exact match	Singapore, AustraliaHQ recorded Sep 27, 2026	1,001-5,000	1,778 contacts →
	Exact match “Novotech is a globally recognized full-service clinical research organization (CRO) and scientific advisory company that provides biotech and small- to mid-sized pharma companies…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
23	KLICK	Exact match	Toronto, ON, CanadaHQ recorded Sep 27, 2026	1,001-5,000	1,745 contacts →
	Exact match “Today's most complex therapies in oncology, rare disease, and specialty biologics have evidence journeys that are long and stakeholders that are sophisticated.” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
24	Pharmaron	Exact match	Beijing, ChinaHQ recorded Sep 27, 2026	10001+	1,720 contacts →
	Exact match “Pharmaron: Global Life Sciences Services Provider Stock Code: 300759.SZ/3759.HK Founded in 2004, Pharmaron is a premier life sciences service provider that offers a broad spectrum…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase
25	Cliantha Research Limited	Exact match	Ahmedabad, IndiaHQ recorded Sep 27, 2026	1,001-5,000	1,612 contacts →
	Exact match “Cliantha Research, full-service clinical research organization (CRO), provides comprehensive and integrated offerings in Early Phase (BA/BE and Phase I) trials, Late Phase (Phase…” Recorded in the RevenueBase company graph · Sep 27, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “clinical research marketing agencies”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 12,070 clinical research marketing agencies worldwide

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Clinical research marketing agencies worldwide at a glance

As of Sep 27, 2026

38.3%Verified-email coverage

36.7Average contacts per company

1-10Median size (employees)

2.1%Largest-city concentration · London

Sep 27, 2026Page data refreshed

Companies by employee count

1-10

6,073

11-50

3,938

51-200

1,394

201-500

334

501-1,000

138

1,001-5,000

125

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for clinical research marketing agencies are linked below.
What qualifies: Company records worldwide whose business descriptions match “clinical research marketing agencies” 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. 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 169,612 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 27, 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.

Clinical research marketing agencies by location

65 lists · largest first

Every Clinical research marketing agencies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

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 “clinical research marketing agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clinical research marketing agencies are there worldwide?

RevenueBase identified 12,070 company matches for clinical research marketing agencies worldwide 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?

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

Which country has the most clinical research marketing agencies?

The United States leads with 3,801 companies, followed by India (1,150) and the United Kingdom (727). Every clinical research marketing agencies list by country and city is linked on this page.

Which city has the most clinical research marketing agencies?

London leads with 249 company records, followed by New York (141) and Hyderabad (133).

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 169,612 professional contacts with verified work emails tracked across these 12,070 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 27, 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.