Company lists · Data refreshed November 2026

Top 25 Clinical trial pr agencies worldwide

RevenueBase identified 1,287 company matches for clinical trial pr agencies worldwide as of November 2026 and tracks 49,987 professional contacts across them, including 21,776 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for clinical trial pr 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 November 6, 2026. Country and city lists for clinical trial pr 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 Nov 6, 2026 How this list was built
1,287Companies
49,987Contacts tracked
21,776Verified emails
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The 25 largest clinical trial pr agencies worldwide

Ranked by team size
Top 25 of 1,287 company matches for clinical trial pr agencies worldwide, 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 matchWilmington, NC, United StatesHQ recorded Nov 6, 202610001+19,955 contacts →

Exact match

“PPD is part of Thermo Fisher Scientific, the world leader in serving science.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchZug, SwitzerlandHQ recorded Nov 6, 20261,001-5,0002,693 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchSingapore, AustraliaHQ recorded Nov 6, 20261,001-5,0001,965 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 · Nov 6, 2026 · View company records in RevenueBase
4Exact matchConshohocken, PA, United StatesHQ recorded Nov 6, 20261,001-5,0001,336 contacts →

Exact match

“Suvoda is a global clinical trial technology company, now strengthened by our merger with Greenphire.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchCovington, United StatesHQ recorded Nov 6, 20261,001-5,0001,137 contacts →

Exact match

“CTI Clinical Trial and Consulting Services is a global, privately held, research service organization, delivering a complete spectrum of clinical trial and consulting services…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchRockville, MD, United StatesHQ recorded Nov 6, 2026n/a802 contacts →

Exact match

“MMG is a full-service global health communications group that specializes in patient recruitment and retention.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchWashington, DC, United StatesHQ recorded Nov 6, 2026201-500633 contacts →

Exact match

“Brace your brand.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchGuildford, United KingdomHQ recorded Nov 6, 20261,001-5,000560 contacts →

Exact match

“Established in 1997, Ergomed is a global leader in delivering specialized services in oncology, rare disease, and complex trials to the pharmaceutical and biotech sectors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchHorsham, PA, United StatesHQ recorded Nov 6, 20261,001-5,000539 contacts →

Exact match

“Accelerated Enrollment Solutions (AES) is now Trialmed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchDurham, NC, United StatesHQ recorded Nov 6, 202610001+537 contacts →

Exact match

“THIS PAGE IS NOT MONITORED.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchOxford, United KingdomHQ recorded Nov 6, 2026501-1,000513 contacts →

Exact match

“Oxford PharmaGenesis is a HealthScience communications consultancy, now part of the Klick Health family.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNew York, CT, United StatesHQ recorded Nov 6, 2026501-1,000343 contacts →

Exact match

“HCG, an Omnicom Group company, is the healthcare communications partner for pharma and biotech that accelerates the impact of medical science.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchSan Antonio, United StatesHQ recorded Nov 6, 2026501-1,000304 contacts →

Exact match

“Deeply rooted in community oncology centers globally, the START Center for Cancer Research ("START") provides patients with access to specialized Phase 1 clinical trials for novel…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchBethesda, MD, United StatesHQ recorded Nov 6, 2026201-500294 contacts →

Exact match

“Founded in 1979, Technical Resources International, Incorporated (TRI) is a certified Hispanic woman-owned full service contract research organization plus (CRO+).”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchDesio, ItalyHQ recorded Nov 6, 2026201-500287 contacts →

Exact match

“OPIS was founded in 1998 by medical doctors from the Pharma Industry and is a global clinical CRO with 26 years of experience in a wide range of therapeutic areas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchUnited StatesHQ recorded Nov 6, 2026501-1,000286 contacts →

Exact match

“Accellacare delivers clinical trial services to pharmaceutical, biotechnology, medical device industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchDenver, CO, United StatesHQ recorded Nov 6, 20261,001-5,000246 contacts →

Exact match

“EmVenio Clinical Research, a Professional Case Management subsidiary, operates from U.S.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchMalvern, PA, United StatesHQ recorded Nov 6, 2026501-1,000243 contacts →

Exact match

“Our mission: To accelerate the availability of new, life-changing therapies for patients by partnering with global pharmaceutical companies to improve the quality and execution of…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchEdmonton, CanadaHQ recorded Nov 6, 2026201-500241 contacts →

Exact match

“TRIO is a unique, full-service oncology clinical research organization (CRO) that leverages the strengths of our worldwide network of Investigators, academic leaders, patient…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchLondon, United KingdomHQ recorded Nov 6, 2026201-500240 contacts →

Exact match

“Welcome to Langland.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchSan Jose, CA, United StatesHQ recorded Nov 6, 2026201-500235 contacts →

Exact match

“Since 2005, KlinEra has partnered with some of the largest pharmaceutical, biotech and device companies, providing innovative and customized clinical trial and research services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchDenver, CO, United StatesHQ recorded Nov 6, 20261,001-5,000216 contacts →

Exact match

“PCM Trials acquired EmVenio Research and Netherlands-based Clinical Trials Service in 2024.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchAventura, FL, United StatesHQ recorded Nov 6, 2026201-500215 contacts →

Exact match

“Biorasi is a global clinical research organization (CRO) that delivers speed-to-market strategies for small to midsized biotech and biopharma sponsors.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchSofia, BulgariaHQ recorded Nov 6, 2026201-500206 contacts →

Exact match

“Comac Medical is a trusted Pan-European, full-service Contract Research Organization (CRO) with over 27 years of experience.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchRaleigh, NC, United StatesHQ recorded Nov 6, 2026201-500176 contacts →

Exact match

“M3 Wake Research is a premier clinical trial network that has been conducting studies since 1984.”

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

Showing 25 of 1,287 clinical trial pr agencies worldwide

See the full list, filter by size, metro and specialty, and access 21,776 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Clinical trial pr agencies worldwide at a glance

As of Nov 6, 2026
43.6%Verified-email coverage
38.8Average contacts per company
1-10Median size (employees)
2.2%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
642
11-50
425
51-200
157
201-500
28
501-1,000
10
1,001-5,000
15
10001+
4

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 trial pr agencies are linked below.
What qualifies
Company records worldwide whose business descriptions match “clinical trial pr 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 21,776 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.

Clinical trial pr agencies by location

8 lists · largest first

Every Clinical trial pr 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 trial pr agencies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clinical trial pr agencies are there worldwide?

RevenueBase identified 1,287 company matches for clinical trial pr agencies worldwide 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?

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

Which country has the most clinical trial pr agencies?

The United States leads with 509 companies, followed by India (75) and the United Kingdom (74). Every clinical trial pr agencies list by country and city is linked on this page.

Which city has the most clinical trial pr agencies?

London leads with 28 company records, followed by Miami (19) and New York (17).

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 21,776 professional contacts with verified work emails tracked across these 1,287 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.