Company lists · Data refreshed September 2026

Top 25 Oncology drug discovery companies worldwide

RevenueBase identified 2,528 oncology drug discovery companies worldwide as of September 2026 and tracks 145,418 professional contacts across them, including 44,483 with verified work emails. The United States is the largest market and Cambridge the largest hub.

This list covers oncology drug discovery companies worldwide, matched on what each company actually does as described in its own words. Ranked by team size, largest first. Every row shows the company's own description, its RevenueBase Smart Search rating, and when it was last checked. Data refreshed September 20, 2026. Country and city lists for oncology drug discovery companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase Smart Search, 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 HQ checked on every row RevenueBase Smart Search rating on every row Refreshed Sep 20, 2026 86% judged on-target in blind review
2,528Companies
145,418Contacts tracked
44,483Verified emails
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The 25 largest oncology drug discovery companies worldwide

Ranked by team size
Top 25 of 2,528 oncology drug discovery companies worldwide, ranked by team size, largest first. Data refreshed Sep 20, 2026. RevenueBase Smart Search rates how each company's information relates to oncology drug discovery companies: strong evidence (its own description names it), partial (names part of it), indirect (matched on the rest of its profile rather than the description shown). Click a contact count to view that company's people.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 202610001+18,673 contacts →

Indirect evidence

“The people of Memorial Sloan Kettering Cancer Center (MSK) are united by a singular mission: ending cancer for life.”

Source: RevenueBase Database · checked Sep 20, 2026
2Indirect evidenceSeattle, WA, United StatesHQ checked Sep 20, 20261,001-5,0004,956 contacts →

Indirect evidence

“Fred Hutch is an independent, nonprofit organization that also serves as the cancer program for UW Medicine.”

Source: RevenueBase Database · checked Sep 20, 2026
3Indirect evidenceMelbourne, AustraliaHQ checked Sep 20, 20261,001-5,0002,519 contacts →

Indirect evidence

“Peter MacCallum Cancer Centre (‘Peter Mac’) is a world leading cancer research, education and treatment centre and Australia’s only public health service dedicated to caring for…”

Source: RevenueBase Database · checked Sep 20, 2026
4Indirect evidenceHeidelberg, GermanyHQ checked Sep 20, 20261,001-5,0002,136 contacts →

Indirect evidence

“The German Cancer Research Center (Deutsches Krebsforschungszentrum, DKFZ) is the largest biomedical research institute in Germany and a member of the Helmholtz Association of…”

Source: RevenueBase Database · checked Sep 20, 2026
5Indirect evidenceCambridge, MA, United StatesHQ checked Sep 20, 2026n/a2,135 contacts →

Indirect evidence

“Effective March 17, 2025, The U.S.”

Source: RevenueBase Database · checked Sep 20, 2026
6Partial evidenceSummit, NJ, United StatesHQ checked Sep 20, 20265,001-10,0002,098 contacts →

Partial evidence

“We have merged with Bristol Myers Squibb creating a leading biopharma company, ideally positioned to discover, develop and deliver innovative medicines for patients fighting…”

Source: RevenueBase Database · checked Sep 20, 2026
7Indirect evidenceFort Myers, FL, United StatesHQ checked Sep 20, 20261,001-5,0001,678 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
8Partial evidenceBasel, SwitzerlandHQ checked Sep 20, 202610001+1,580 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
9Indirect evidenceAlameda, CA, United StatesHQ checked Sep 20, 20261,001-5,0001,426 contacts →

Indirect evidence

“Every Exelixis employee is united in an ambitious cause: to transform science into new treatments that give cancer patients and their families hope for the future.”

Source: RevenueBase Database · checked Sep 20, 2026
10Partial evidenceMilano, ItalyHQ checked Sep 20, 20261,001-5,0001,364 contacts →

Partial evidence

“The IEO European Institute of Oncology is a Research Hospital (IRCCS) dedicated to the treatment of cancer.”

Source: RevenueBase Database · checked Sep 20, 2026
11Indirect evidenceMunich, GermanyHQ checked Sep 20, 20261,001-5,0001,126 contacts →

Indirect evidence

“Daiichi Sankyo is a global healthcare company committed to becoming a trusted healthcare innovator, transforming the lives of people through its strength in science and technology.”

Source: RevenueBase Database · checked Sep 20, 2026
12Indirect evidenceToronto, ON, CanadaHQ checked Sep 20, 20261,001-5,0001,062 contacts →

Indirect evidence

“The Princess Margaret Cancer Centre is Canada’s largest integrated cancer research, teaching, and treatment centre, one of the top cancer research centres in the world and is one…”

Source: RevenueBase Database · checked Sep 20, 2026
13Partial evidenceRedwood City, CA, United StatesHQ checked Sep 20, 20261,001-5,000879 contacts →

Partial evidence

“We are Revolutionaries – passionate in our singular pursuit of discovering, developing and delivering innovative, targeted medicines for patients living with cancer.”

Source: RevenueBase Database · checked Sep 20, 2026
14Partial evidenceNashville, TN, United StatesHQ checked Sep 20, 2026501-1,000868 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 20, 2026
15Indirect evidenceBothell, WA, United StatesHQ checked Sep 20, 20261,001-5,000857 contacts →

Indirect evidence

“Seagen is now part of Pfizer!”

Source: RevenueBase Database · checked Sep 20, 2026
16Indirect evidenceSeattle, WA, United StatesHQ checked Sep 20, 20261,001-5,000816 contacts →

Indirect evidence

“Following the merger of long-time partners, Fred Hutchinson Cancer Research Center and Seattle Cancer Care Alliance to form Fred Hutchinson Cancer Center, this page will no longer…”

Source: RevenueBase Database · checked Sep 20, 2026
17Indirect evidenceAnderlecht, BelgiumHQ checked Sep 20, 20261,001-5,000709 contacts →

Indirect evidence

“VERSION FRANCAISE Centre multidisciplinaire intégré, unique en Belgique et reconnu internationalement, l’Institut Jules Bordet est un hôpital entièrement consacré aux patients…”

Source: RevenueBase Database · checked Sep 20, 2026
18Indirect evidenceHouston, TX, United StatesHQ checked Sep 20, 2026n/a683 contacts →

Indirect evidence

“UT MD ANDERSON CANCER CENTER is a hospital & health care company based out of 1515 HOLCOMBE BLVD, Houston, Texas, United States.”

Source: RevenueBase Database · checked Sep 20, 2026
19Indirect evidenceNew York, NY, United StatesHQ checked Sep 20, 2026501-1,000677 contacts →

Indirect evidence

“The Menarini Group ("Menarini"), a leading Italian pharmaceutical and diagnostics company, and Stemline Therapeutics, Inc.("Stemline"), a wholly-owned subsidiary of the Menarini…”

Source: RevenueBase Database · checked Sep 20, 2026
20Partial evidenceBarcelona, SpainHQ checked Sep 20, 2026201-500666 contacts →

Partial evidence

“Under the leadership of Josep Tabernero, the Vall d’Hebron Institute of Oncology (VHIO) has established itself as a cancer research center of proven excellence internationally.”

Source: RevenueBase Database · checked Sep 20, 2026
21Indirect evidenceHayward, CA, United StatesHQ checked Sep 20, 2026501-1,000632 contacts →

Indirect evidence

“Arcus Biosciences is a rapidly growing, clinical-stage, global biopharmaceutical company developing differentiated molecules and combination medicines that may have the potential…”

Source: RevenueBase Database · checked Sep 20, 2026
22Partial evidenceLouisville, KY, United StatesHQ checked Sep 20, 2026501-1,000630 contacts →

Partial evidence

“Onco360 is recognized as one of the nation's leading independent specialty pharmacies dedicated exclusively to oncology and rare disease patients.”

Source: RevenueBase Database · checked Sep 20, 2026
23Partial evidencePadova, ItalyHQ checked Sep 20, 20261,001-5,000630 contacts →

Partial evidence

“L’Istituto Oncologico Veneto IOV – IRCCS è il primo e unico Istituto del Veneto destinato in maniera specifica alla ricerca sul cancro e alla prevenzione, diagnosi e cura dei…”

Source: RevenueBase Database · checked Sep 20, 2026
24Strong evidenceNottingham, United KingdomHQ checked Sep 20, 2026501-1,000582 contacts →

Strong evidence

“At Sygnature Discovery, a global drug discovery CRO, we create exceptional scientific outcomes.”

Source: RevenueBase Database · checked Sep 20, 2026
25Indirect evidenceAmsterdam, NetherlandsHQ checked Sep 20, 20261,001-5,000561 contacts →

Indirect evidence

“The Netherlands Cancer Institute (NKI) is where cutting-edge cancer research and patient care come together.”

Source: RevenueBase Database · checked Sep 20, 2026

Showing 25 of 2,528 oncology drug discovery companies worldwide

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Oncology drug discovery companies worldwide at a glance

As of Sep 20, 2026
30.6%Verified-email coverage
57.5Average contacts per company
11-50Median size (employees)
3.0%Largest-city concentration · Cambridge
Sep 20, 2026Page data refreshed

Companies by employee count

1-10
1,072
11-50
818
51-200
340
201-500
142
501-1,000
58
1,001-5,000
68
5,001-10,000
6
10001+
20

Email recency is reported on each country list linked below.

How this list was built

Company categories are rarely black and white. RevenueBase reads each company's own description of its business to decide whether it belongs among oncology drug discovery companies, so some rows will be adjacent to the category rather than pure plays. The description and RevenueBase Smart Search rating on every row are there so you can check each match yourself.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase Smart Search, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for oncology drug discovery companies are linked below.
What qualifies
Companies worldwide whose own description of what they do matches “oncology drug discovery companies”. Matching reads each company's description, not its industry code or its name.
RevenueBase Smart Search
RevenueBase Smart Search is how this list is assembled and how each row is rated. RevenueBase's data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to a category defined in a user's own words. Each row is rated strong evidence (its own description names oncology drug discovery companies), partial evidence (it names part of the category) or indirect evidence (the description shown names none of it and the match rests on the rest of the company's profile). The description supporting each rating is quoted on the row.
What we exclude
Companies whose own description does not clearly place them among oncology drug discovery companies, and records with no verified work email.
Match quality
In blind human judging of this matching method, 86% of matched companies were on target. Expect roughly 1 in 7 rows to be adjacent to the category rather than a pure play. Every row shows the company's own description and its RevenueBase Smart Search rating so you can judge each match yourself. Read the full methodology: how the lists are built, how the judging worked, and what the figure means.
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 listed company carries at least one verified work email, 44,483 across the full list. 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.
Corrections
Wrong category, wrong headquarters, or a company that has closed? Use “Report an issue” on any row. Reports go to the RevenueBase Data Team and feed back into the company graph.

Oncology drug discovery companies by location

19 lists · largest first

Every Oncology drug discovery companies 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 Smart Search?

RevenueBase Smart Search is how RevenueBase decides which companies belong on this list and how strongly each one fits. Its data engine and AI assess a company's LinkedIn profile, information supplied directly by the company, its website and other publicly available information, then relate it to the category the list is about. Each row is rated strong evidence when the company's own description names oncology drug discovery companies, partial evidence when it names part of the category, and indirect evidence when the description shown names none of it and the match rests on the rest of the company's profile.

How many oncology drug discovery companies are there worldwide?

RevenueBase identified 2,528 oncology drug discovery companies worldwide as of September 2026, matched on each company's own description of what it does rather than its industry code.

What is the largest company on this list?

Memorial Sloan Kettering Cancer Center, headquartered in New York, tops this list with the largest team on record.

Which country has the most oncology drug discovery companies?

The United States leads with 915 companies, followed by the United Kingdom (138) and China (114). Every oncology drug discovery companies list by country and city is linked on this page.

Which city has the most oncology drug discovery companies?

Cambridge leads with 75 headquartered companies, followed by San Diego (68) and New York (52).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work the top results, verified emails and direct dials included. Upgrading unlocks all 44,483 verified decision-maker contacts tracked across these 2,528 companies.

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 Smart Search, 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.