Company lists · Data refreshed September 2026

Top 25 Pharmaceutical companies oncology based in the United States

RevenueBase identified 421 company matches for pharmaceutical companies oncology associated with the United States as of September 2026 and tracks 59,415 professional contacts across them, including 22,756 with verified work emails. San Diego is the largest hub.

This list covers company matches for pharmaceutical companies oncology associated with the United States, 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 17, 2026.

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 17, 2026 How this list was built
421Companies
59,415Contacts tracked
22,756Verified emails
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The 25 largest pharmaceutical companies oncology based in the United States

Ranked by team size
Top 25 of 421 company matches for pharmaceutical companies oncology based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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 matchFoster City, CA, United StatesHQ recorded Sep 17, 202610001+13,864 contacts →

Exact match

“At Gilead, we set – and achieve – bold ambitions to create a healthier world for all people.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
2Exact matchBasking Ridge, NJ, United StatesHQ recorded Sep 17, 202610001+3,973 contacts →

Exact match

“At Daiichi Sankyo, we create essential medicine for longer, better lives.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3Exact matchNutley, NJ, United StatesHQ recorded Sep 17, 20261,001-5,0002,570 contacts →

Exact match

“At Eisai Inc, human health care (hhc) is our goal.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4Exact matchCambridge, MA, United StatesHQ recorded Sep 17, 2026n/a2,135 contacts →

Exact match

“Effective March 17, 2025, The U.S.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5Exact matchSummit, NJ, United StatesHQ recorded Sep 17, 20265,001-10,0002,098 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6Exact matchAlameda, CA, United StatesHQ recorded Sep 17, 20261,001-5,0001,426 contacts →

Exact match

“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.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7Exact matchNashville, TN, United StatesHQ recorded Sep 17, 2026501-1,000868 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 · Sep 17, 2026 · View company records in RevenueBase
8Exact matchBothell, WA, United StatesHQ recorded Sep 17, 20261,001-5,000857 contacts →

Exact match

“Seagen is now part of Pfizer!”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9Exact matchPort Jefferson Station, NY, United StatesHQ recorded Sep 17, 20261,001-5,000783 contacts →

Exact match

“As a comprehensive community oncology center, NYCBS delivers world-class cancer care close to home.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10Exact matchAlexandria, VA, United StatesHQ recorded Sep 17, 2026201-500751 contacts →

Exact match

“Founded in 1964, the American Society of Clinical Oncology (ASCO) is committed to making a world of difference in cancer care.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11Exact matchHouston, TX, United StatesHQ recorded Sep 17, 2026n/a683 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12Exact matchNew York, NY, United StatesHQ recorded Sep 17, 2026501-1,000677 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13Exact matchHayward, CA, United StatesHQ recorded Sep 17, 2026501-1,000632 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14Exact matchLouisville, KY, United StatesHQ recorded Sep 17, 2026501-1,000630 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15Exact matchWaltham, MA, United StatesHQ recorded Sep 17, 2026201-500482 contacts →

Exact match

“Deciphera, a member of Ono Pharmaceutical Co, Ltd, is a commercial-stage biopharmaceutical company focused on discovering, developing and delivering novel, innovative medicines to…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16Exact matchSan Diego, CA, United StatesHQ recorded Sep 17, 20261,001-5,000441 contacts →

Exact match

“Crown Bioscience, a JSR Life Sciences company, is a global contract research organization (CRO) providing discovery, preclinical, and translational platforms to advance oncology…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17Exact matchMillbrae, CA, United StatesHQ recorded Sep 17, 2026201-500423 contacts →

Exact match

“Eikon Therapeutics is a late-stage clinical biopharmaceutical company advancing a pipeline of potential therapies for patients with unmet medical needs.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18Exact matchRockville, MD, United StatesHQ recorded Sep 17, 2026201-500408 contacts →

Exact match

“MacroGenics is a leader in the discovery and development of innovative medicines that utilize our next generation antibody-based technologies.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19Exact matchPrinceton, NJ, United StatesHQ recorded Sep 17, 2026201-500405 contacts →

Exact match

“The mission of Taiho Oncology, Inc.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20Exact matchCerritos, CA, United StatesHQ recorded Sep 17, 2026501-1,000404 contacts →

Exact match

“Founded in 2007, The Oncology Institute (NASDAQ: TOI) is advancing oncology by delivering highly specialized, value-based cancer care in the community setting.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21Exact matchNew York, NY, United StatesHQ recorded Sep 17, 202651-200336 contacts →

Exact match

“Syndax Pharmaceuticals is a commercial-stage biopharmaceutical company advancing innovative cancer therapies.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22Exact matchSan Diego, CA, United StatesHQ recorded Sep 17, 2026201-500294 contacts →

Exact match

“Kura Oncology is a commercial-stage biopharmaceutical company committed to discovering and developing innovative precision medicines to help patients with cancer lead better…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23Exact matchSouth San Francisco, CA, United StatesHQ recorded Sep 17, 2026201-500282 contacts →

Exact match

“Sutro Biopharma, Inc, is relentlessly focused on the discovery and development of precisely designed cancer therapeutics to transform what science can do for patients.”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 17, 2026201-500280 contacts →

Exact match

“Vaniam Group is the integrated oncology organization built for what’s next, built on twenty years of scientific depth, sustained engagement across the oncology community, and…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25Exact matchSan Antonio, TX, United StatesHQ recorded Sep 17, 2026201-500267 contacts →

Exact match

“At The START Center for Cancer Care our mission is to deliver high-quality care for our patients, accelerate the development of new cancer treatments, and provide hope for those…”

Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

Showing 25 of 421 pharmaceutical companies oncology based in the United States

See the full list, filter by size, metro and specialty, and access 22,756 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Pharmaceutical companies oncology based in the United States at a glance

As of Sep 17, 2026
38.3%Verified-email coverage
141.1Average contacts per company
11-50Median size (employees)
5.0%Largest-city concentration · San Diego
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
146
11-50
124
51-200
69
201-500
39
501-1,000
20
1,001-5,000
12
5,001-10,000
3
10001+
7

Email recency for this list is measured worldwide rather than for United States, so it is reported there. Company counts and contact totals on this page are exact for United States, over 421 companies.

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.
What qualifies
Company records associated with the United States whose business descriptions match “pharmaceutical companies oncology” 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. Where headquarters information is recorded, preview rows are also filtered to this page’s location. 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 22,756 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 17, 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.

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 “pharmaceutical companies oncology”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pharmaceutical companies oncology are there based in the United States?

RevenueBase identified 421 company matches for pharmaceutical companies oncology associated with the United States 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?

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

Which city has the most pharmaceutical companies oncology?

San Diego leads with 21 company records, followed by New York (20) and Cambridge (18).

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 22,756 professional contacts with verified work emails tracked across these 421 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 17, 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.