Company lists · Data refreshed September 2026

Top 25 Clinical-stage biopharmaceutical companies based in the United States

RevenueBase identified 931 company matches for clinical-stage biopharmaceutical companies associated with the United States as of September 2026 and tracks 223,896 professional contacts across them, including 87,257 with verified work emails. New York is the largest hub.

This list covers company matches for clinical-stage biopharmaceutical companies 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 16, 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 16, 2026 How this list was built
931Companies
223,896Contacts tracked
87,257Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest clinical-stage biopharmaceutical companies based in the United States

Ranked by team size
Top 25 of 931 company matches for clinical-stage biopharmaceutical companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 16, 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 matchNew York, NY, United StatesHQ recorded Sep 16, 202610001+88,560 contacts →

Exact match

“We’re celebrating over 175 years of daring scientific innovation-and we’re not done yet.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
2Exact matchTitusville, NJ, United StatesHQ recorded Sep 16, 202610001+26,637 contacts →

Exact match

“At Johnson & Johnson Innovative Medicine, we innovate with purpose, to lead where medicine is going.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
3Exact matchWaltham, MA, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
4Exact matchSouth San Francisco, CA, United StatesHQ recorded Sep 16, 202610001+17,217 contacts →

Exact match

“About Genentech We're passionate about finding solutions for people facing the world's most difficult-to-treat conditions.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
5Exact matchTarrytown, NY, United StatesHQ recorded Sep 16, 202610001+16,043 contacts →

Exact match

“At Regeneron we believe that when the right idea finds the right team, powerful change is possible.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
6Exact matchWilmington, MA, United StatesHQ recorded Sep 16, 202610001+14,166 contacts →

Exact match

“At Charles River, we are guided by our strong purpose-to create healthier lives-which centers around the patients who rely on the therapeutics we help to develop, the animals in…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
7Exact matchMorrisville, NC, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
8Exact matchNutley, NJ, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
9Exact matchSummit, NJ, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
10Exact matchBethesda, MD, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
11Exact matchBoston, MA, United StatesHQ recorded Sep 16, 20261,001-5,0001,578 contacts →

Exact match

“We aspire to create, improve and prolong life for people living with difficult-to-treat conditions like infertility, multiple sclerosis and cancer.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
12Exact matchBridgewater Township, NJ, United StatesHQ recorded Sep 16, 20261,001-5,0001,512 contacts →

Exact match

“Insmed is a people-rst global biopharmaceutical company striving to deliver rst- and best-in-class therapies to transform the lives of patients facing serious diseases.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
13Exact matchCovington, KY, United StatesHQ recorded Sep 16, 20261,001-5,0001,043 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 · Sep 16, 2026 · View company records in RevenueBase
14Exact matchNashville, TN, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
15Exact matchRaleigh, NC, United StatesHQ recorded Sep 16, 20261,001-5,000758 contacts →

Exact match

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

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
16Exact matchPasadena, CA, United StatesHQ recorded Sep 16, 2026501-1,000657 contacts →

Exact match

“Arrowhead Pharmaceuticals is a clinical stage, Nasdaq listed (ticker ARWR) company developing medicines that treat intractable diseases by silencing the genes that cause them.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
17Exact matchHayward, CA, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase
18Exact matchWashington, DC, United StatesHQ recorded Sep 16, 2026201-500575 contacts →

Exact match

“Vanda is a leading global biopharmaceutical company focused on the development and commercialization of innovative therapies to address high unmet medical needs and improve the…”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
19Exact matchLincolnshire, IL, United StatesHQ recorded Sep 16, 202610001+561 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
20Exact matchHouston, TX, United StatesHQ recorded Sep 16, 2026501-1,000561 contacts →

Exact match

“Pharm-Olam is now Allucent.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
21Exact matchWaltham, MA, United StatesHQ recorded Sep 16, 2026201-500548 contacts →

Exact match

“At AMAG, aiming higher is in our DNA.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 16, 20261,001-5,000531 contacts →

Exact match

“At OPEN Health, we connect visionary minds, pioneering science, and advanced technology to drive real impact.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
23Exact matchWaltham, MA, United StatesHQ recorded Sep 16, 2026201-500497 contacts →

Exact match

“Ardelyx is a commercial-stage biopharmaceutical company focused on the development and commercialization of innovative medicines that meet significant unmet medical needs.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
24Exact matchChicago, IL, United StatesHQ recorded Sep 16, 2026201-500481 contacts →

Exact match

“We're a growth-oriented biopharmaceutical company improving patient lives by developing and commercializing advanced products across a range of therapies.”

Recorded in the RevenueBase company graph · Sep 16, 2026 · View company records in RevenueBase
25Exact matchMillbrae, CA, United StatesHQ recorded Sep 16, 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 16, 2026 · View company records in RevenueBase

Showing 25 of 931 clinical-stage biopharmaceutical companies based in the United States

See the full list, filter by size, metro and specialty, and access 87,257 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Clinical-stage biopharmaceutical companies based in the United States at a glance

As of Sep 16, 2026
39.0%Verified-email coverage
240.5Average contacts per company
11-50Median size (employees)
4.3%Largest-city concentration · New York
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
396
11-50
347
51-200
118
201-500
30
501-1,000
11
1,001-5,000
12
5,001-10,000
3
10001+
10

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 931 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 “clinical-stage biopharmaceutical companies” 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 87,257 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 16, 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 “clinical-stage biopharmaceutical companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many clinical-stage biopharmaceutical companies are there based in the United States?

RevenueBase identified 931 company matches for clinical-stage biopharmaceutical companies 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?

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

Which city has the most clinical-stage biopharmaceutical companies?

New York leads with 40 company records, followed by San Diego (39) and Boston (37).

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 87,257 professional contacts with verified work emails tracked across these 931 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 16, 2026.

Ready to reach these companies? Verified emails and direct dials for all 931 clinical-stage biopharmaceutical companies based in the United States. Start with a free account, no credit card.

Download this list →

Related lists

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.