Company lists · Data refreshed September 2026

Top 25 Immuno-oncology contract research organizations worldwide

RevenueBase identified 4,090 company matches for immuno-oncology contract research organizations worldwide as of September 2026 and tracks 282,821 professional contacts across them, including 115,063 with verified work emails. The United States is the largest market and Hyderabad the largest hub.

This list covers company matches for immuno-oncology contract research 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 September 20, 2026. Country and city lists for immuno-oncology contract research 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 Sep 20, 2026 How this list was built
4,090Companies
282,821Contacts tracked
115,063Verified emails
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The 25 largest immuno-oncology contract research organizations worldwide

Ranked by team size
Top 25 of 4,090 company matches for immuno-oncology contract research organizations worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 20, 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 matchDublin, JapanHQ recorded Sep 20, 202610001+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 20, 2026 · View company records in RevenueBase
2Exact matchWaltham, MA, United StatesHQ recorded Sep 20, 202610001+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 20, 2026 · View company records in RevenueBase
3Exact matchRaleigh, NC, United StatesHQ recorded Sep 20, 202610001+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 20, 2026 · View company records in RevenueBase
4Exact matchResearch Triangle Park, NC, United StatesHQ recorded Sep 20, 202610001+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 20, 2026 · View company records in RevenueBase
5Exact matchCincinnati, OH, United StatesHQ recorded Sep 20, 20265,001-10,0005,960 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 20, 2026 · View company records in RevenueBase
6Exact matchPrinceton, NJ, United StatesHQ recorded Sep 20, 202610001+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 20, 2026 · View company records in RevenueBase
7Exact matchCraigavon, United KingdomHQ recorded Sep 20, 20265,001-10,0004,577 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 20, 2026 · View company records in RevenueBase
8Exact matchHyderabad, IndiaHQ recorded Sep 20, 20261,001-5,0004,277 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 20, 2026 · View company records in RevenueBase
9Exact matchSanta Monica, CA, United StatesHQ recorded Sep 20, 20261,001-5,0003,766 contacts →

Exact match

“At Kite, a Gilead Company, our singular focus is achieving cures with cell therapy.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
10Exact matchResearch Triangle Park, NC, United StatesHQ recorded Sep 20, 20261,001-5,0003,440 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 20, 2026 · View company records in RevenueBase
11Exact matchShanghai, ChinaHQ recorded Sep 20, 202610001+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 20, 2026 · View company records in RevenueBase
12Exact matchHamburg, GermanyHQ recorded Sep 20, 20265,001-10,0003,036 contacts →

Exact match

“Evotec is a biotechnology company that is committed to advancing drug discovery and development.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
13Exact matchMorrisville, NC, United StatesHQ recorded Sep 20, 20261,001-5,0002,584 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 20, 2026 · View company records in RevenueBase
14Exact matchZug, SwitzerlandHQ recorded Sep 20, 20261,001-5,0002,494 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 20, 2026 · View company records in RevenueBase
15Exact matchBangalore, IndiaHQ recorded Sep 20, 20261,001-5,0002,336 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 20, 2026 · View company records in RevenueBase
16Exact matchNoida, IndiaHQ recorded Sep 20, 20261,001-5,0001,882 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 20, 2026 · View company records in RevenueBase
17Exact matchBethesda, MD, United StatesHQ recorded Sep 20, 20261,001-5,0001,781 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 20, 2026 · View company records in RevenueBase
18Exact matchSingapore, AustraliaHQ recorded Sep 20, 20261,001-5,0001,778 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 20, 2026 · View company records in RevenueBase
19Exact matchFort Myers, FL, United StatesHQ recorded Sep 20, 20261,001-5,0001,678 contacts →

Exact match

“Our vision: A world where every cancer treatment decision is as personal as the patient.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
20Exact matchAhmedabad, IndiaHQ recorded Sep 20, 20261,001-5,0001,612 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 20, 2026 · View company records in RevenueBase
21Exact matchCambridge, MA, United StatesHQ recorded Sep 20, 20261,001-5,0001,580 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 · Sep 20, 2026 · View company records in RevenueBase
22Exact matchBasel, SwitzerlandHQ recorded Sep 20, 202610001+1,580 contacts →

Exact match

“At Novartis, our mission is to discover new ways to improve and extend people's lives.”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
23Exact matchHorsham, PA, United StatesHQ recorded Sep 20, 20261,001-5,0001,516 contacts →

Exact match

“ClinChoice is a leading global full & functional service CRO, renowned for its exceptional product development and lifecycle management capabilities across the pharmaceutical…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
24Exact matchUnited StatesHQ recorded Sep 20, 20265,001-10,0001,400 contacts →

Exact match

“As a leading global drug discovery and development laboratory services organization, IQVIA Laboratories provides a broad range of central laboratory and specialty biomarker…”

Recorded in the RevenueBase company graph · Sep 20, 2026 · View company records in RevenueBase
25Exact matchAhmedabad, IndiaHQ recorded Sep 20, 2026501-1,0001,320 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 · Sep 20, 2026 · View company records in RevenueBase

Showing 25 of 4,090 immuno-oncology contract research organizations worldwide

See the full list, filter by size, metro and specialty, and access 115,063 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Immuno-oncology contract research organizations worldwide at a glance

As of Sep 20, 2026
40.7%Verified-email coverage
69.1Average contacts per company
11-50Median size (employees)
2.3%Largest-city concentration · Hyderabad
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
1,395
11-50
1,493
51-200
738
201-500
217
501-1,000
108
1,001-5,000
96
5,001-10,000
12
10001+
24

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 immuno-oncology contract research organizations are linked below.
What qualifies
Company records worldwide whose business descriptions match “immuno-oncology contract research 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 115,063 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 20, 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.

Immuno-oncology contract research organizations by location

29 lists · largest first

Every Immuno-oncology contract research 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 “immuno-oncology contract research organizations”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many immuno-oncology contract research organizations are there worldwide?

RevenueBase identified 4,090 company matches for immuno-oncology contract research organizations 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?

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

Which country has the most immuno-oncology contract research organizations?

The United States leads with 1,235 companies, followed by India (462) and the United Kingdom (194). Every immuno-oncology contract research organizations list by country and city is linked on this page.

Which city has the most immuno-oncology contract research organizations?

Hyderabad leads with 94 company records, followed by San Diego (62) and Cambridge (52).

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 115,063 professional contacts with verified work emails tracked across these 4,090 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 20, 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.