Company lists · Data refreshed November 2026

Top 25 Virtual clinical trial organizations worldwide

RevenueBase identified 2,404 company matches for virtual clinical trial organizations worldwide as of November 2026 and tracks 116,001 professional contacts across them, including 50,387 with verified work emails. The United States is the largest market and London the largest hub.

This list covers company matches for virtual clinical trial organizations 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 virtual clinical trial organizations 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
2,404Companies
116,001Contacts tracked
50,387Verified emails
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The 25 largest virtual clinical trial organizations worldwide

Ranked by team size
Top 25 of 2,404 company matches for virtual clinical trial organizations 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 matchResearch Triangle Park, NC, United StatesHQ recorded Nov 6, 202610001+11,174 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 · Nov 6, 2026 · View company records in RevenueBase
3Exact matchNew York, NY, United StatesHQ recorded Nov 6, 20261,001-5,0002,718 contacts →

Exact match

“Medidata is powering smarter treatments and healthier people through digital solutions to support clinical trials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact 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
5Exact matchBlue Bell, PA, United StatesHQ recorded Nov 6, 20261,001-5,0002,174 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 · Nov 6, 2026 · View company records in RevenueBase
6Exact 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
7Exact matchBethesda, MD, United StatesHQ recorded Nov 6, 20261,001-5,0001,947 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 · Nov 6, 2026 · View company records in RevenueBase
8Exact matchColumbia, United StatesHQ recorded Nov 6, 2026501-1,0001,646 contacts →

Exact match

“Advarra provides the platform, insights, and expertise that make clinical trials more efficient and connected.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchCambridge, United StatesHQ recorded Nov 6, 20261,001-5,0001,607 contacts →

Exact match

“Cytel is the world’s leading data-science CRO, driving advancements in human health through robust analytics and innovative clinical trial software.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchAhmedabad, IndiaHQ recorded Nov 6, 2026501-1,0001,383 contacts →

Exact match

“We partner with innovator and generic companies using our high-quality infrastructure and a global network of clinical trial sites, to launch novel therapies and new products for…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact 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
12Exact matchAhmedabad, IndiaHQ recorded Nov 6, 20261,001-5,0001,320 contacts →

Exact match

“Lambda Therapeutic Research is a leading full-service Global Clinical Research Organization (CRO) headquartered in Ahmedabad (India), with facilities and operations in Mehsana…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchLondon, United KingdomHQ recorded Nov 6, 20261,001-5,0001,269 contacts →

Exact match

“Expanding on their combined 50-year history, Perceptive provides best-in-class specialist support to global pharmaceutical, biotech, and clinical research organizations, spanning…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchLincoln, United StatesHQ recorded Nov 6, 20261,001-5,0001,172 contacts →

Exact match

“Celerion, a leader in early clinical research, delivers Applied Translational Medicine.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact 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
16Exact matchDurham, SC, United StatesHQ recorded Nov 6, 20261,001-5,0001,011 contacts →

Exact match

“Velocity is the world’s leading organization of fully integrated clinical research sites.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchRockville, MD, United StatesHQ recorded Nov 6, 20261,001-5,000974 contacts →

Exact match

“Emmes is a Contract Research Organization delivering complex clinical trials through therapeutic expertise, scientific rigor, and technology-enabled execution.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchCanton, MI, United StatesHQ recorded Nov 6, 2026501-1,000959 contacts →

Exact match

“MMS Holdings (MMS) is an award-winning, data-focused clinical research organization (CRO) that supports the pharmaceutical and biotech industries with a proven, scientific…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchNashville, TN, United StatesHQ recorded Nov 6, 2026501-1,000948 contacts →

Exact match

“Sarah Cannon Research Institute (SCRI) is one of the world’s leading oncology research organizations conducting community-based clinical trials.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchSalt Lake City, UT, United StatesHQ recorded Nov 6, 20261,001-5,000894 contacts →

Exact match

“CenExel is a leading integrated, wholly owned, nationwide clinical research site network comprised of 18 Centers of Excellence in major metropolitan areas across the U.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchRaleigh, NC, United StatesHQ recorded Nov 6, 20261,001-5,000745 contacts →

Exact match

“Caidya is a multi-therapeutic clinical research organization (CRO) serving innovators worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchHouston, IL, United StatesHQ recorded Nov 6, 2026501-1,000600 contacts →

Exact match

“DM Clinical Research is a network of clinical trial investigator sites with headquarters based out of Houston, Texas.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchMississauga, ON, CanadaHQ recorded Nov 6, 2026201-500599 contacts →

Exact match

“Pharma Medica Research is a full service early phase contract research organization.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact 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
25Exact matchHyderabad, IndiaHQ recorded Nov 6, 2026201-500551 contacts →

Exact match

“AXIS Clinicals Limited is one of the most experienced and fastest growing Clinical Research Organization.”

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

Showing 25 of 2,404 virtual clinical trial organizations worldwide

See the full list, filter by size, metro and specialty, and access 50,387 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Virtual clinical trial organizations worldwide at a glance

As of Nov 6, 2026
43.4%Verified-email coverage
48.3Average contacts per company
11-50Median size (employees)
1.6%Largest-city concentration · London
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
1,010
11-50
864
51-200
364
201-500
88
501-1,000
31
1,001-5,000
32
10001+
10

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 virtual clinical trial organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “virtual clinical trial organizations” 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 50,387 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.

Virtual clinical trial organizations by location

16 lists · largest first

Every Virtual clinical trial organizations 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 “virtual clinical trial organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many virtual clinical trial organizations are there worldwide?

RevenueBase identified 2,404 company matches for virtual clinical trial organizations 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 virtual clinical trial organizations?

The United States leads with 1,068 companies, followed by the United Kingdom (122) and India (116). Every virtual clinical trial organizations list by country and city is linked on this page.

Which city has the most virtual clinical trial organizations?

London leads with 39 company records, followed by Miami (34) and New York (34).

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 50,387 professional contacts with verified work emails tracked across these 2,404 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.