Company lists · Data refreshed September 2026

Top 25 Clinical stage biotech companies based in New York, United States

RevenueBase identified 86 clinical stage biotech companies headquartered in New York, United States as of September 2026 and tracks 92,529 professional contacts across them, including 35,477 with verified work emails. Cambridge is the largest hub.

This list covers clinical stage biotech companies headquartered in New York, United States, 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 16, 2026.

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 16, 2026 86% judged on-target in blind review
86Companies
92,529Contacts tracked
35,477Verified emails
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The 25 largest clinical stage biotech companies based in New York, United States

Ranked by team size
Top 25 of 86 clinical stage biotech companies based in New York, United States, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to clinical stage biotech 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 16, 202610001+88,560 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 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 16, 2026
3Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 20261,001-5,000531 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
4Partial evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-200336 contacts →

Partial evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 2026201-500234 contacts →

Indirect evidence

“Roivant aims to improve health by rapidly delivering innovative medicines and technologies to patients.”

Source: RevenueBase Database · checked Sep 16, 2026
6Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-200180 contacts →

Indirect evidence

“Formation Bio is an AI-native pharma company differentiated by radically more efficient drug development.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-200130 contacts →

Indirect evidence

“IGI, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
8Strong evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20088 contacts →

Strong evidence

“Y-mAbs is a commercial-stage clinical biopharmaceutical company focused on the development and commercialization of novel, antibody-based therapeutic products for the treatment of…”

Source: RevenueBase Database · checked Sep 16, 2026
9Strong evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5068 contacts →

Strong evidence

“Tourmaline is a late-stage clinical biotechnology company driven by our mission to develop transformative medicines that establish new standards of care for patients with…”

Source: RevenueBase Database · checked Sep 16, 2026
10Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 2026501-1,00052 contacts →

Indirect evidence

“Medivation Inc, which is now a part of Pfizer, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
11Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5049 contacts →

Indirect evidence

“Protara is committed to advancing transformative therapies for people with cancer and rare diseases.”

Source: RevenueBase Database · checked Sep 16, 2026
12Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20047 contacts →

Indirect evidence

“TandemAI is an advanced technology company dedicated to reinventing drug discovery infrastructure.”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20043 contacts →

Indirect evidence

“Progenics is now a Lantheus company.”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20040 contacts →

Partial evidence

“Equity Medical is an integrated site network providing high-performance Phase I–IV clinical research across multiple therapeutic areas, purpose-built to expand trial access for…”

Source: RevenueBase Database · checked Sep 16, 2026
15Strong evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5038 contacts →

Strong evidence

“Applied Therapeutics is a clinical-stage biopharmaceutical company that uses our novel drug-development approach to create transformative, life-changing treatments for the…”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20034 contacts →

Indirect evidence

“Kadmon, a Sanofi Company, is a biopharmaceutical company that discovers, develops and markets transformative therapies for unmet medical needs.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20030 contacts →

Indirect evidence

“Welcome to Syntekabio Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
18Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5028 contacts →

Indirect evidence

“Redefining how the biopharmaceutical industry engages with its most important stakeholders: patients, physicians, and other healthcare providers.”

Source: RevenueBase Database · checked Sep 16, 2026
19Strong evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5024 contacts →

Strong evidence

“Cambrian Bio is a clinical-stage drug development company building the medicines that will modernize healthcare in the 21st century.”

Source: RevenueBase Database · checked Sep 16, 2026
20Partial evidenceNew York, United StatesHQ checked Sep 16, 202651-20024 contacts →

Partial evidence

“Creative Biolabs is specialized in providing custom biotechnology and pharmaceutical services that cover the full scope of biotechnology needs of early drug discovery and drug…”

Source: RevenueBase Database · checked Sep 16, 2026
21Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202651-20023 contacts →

Indirect evidence

“AnHeart is now a Nuvation Bio company.”

Source: RevenueBase Database · checked Sep 16, 2026
22Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 2026201-50022 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5020 contacts →

Partial evidence

“BeyondSpring Pharmaceuticals is a global biopharmaceutical company focused on developing innovative cancer therapies to improve clinical outcomes.”

Source: RevenueBase Database · checked Sep 16, 2026
24Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5019 contacts →

Indirect evidence

“Casdin Capital, LLC is a New York-based research investment firm focused on the innovations in molecular medicine currently reshaping Life Sciences and healthcare.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceNew York, NY, United StatesHQ checked Sep 16, 202611-5019 contacts →

Indirect evidence

“OnCusp Therapeutics, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 86 clinical stage biotech companies based in New York, United States

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Clinical stage biotech companies based in New York, United States at a glance

As of Sep 16, 2026
38.3%Verified-email coverage
1075.9Average contacts per company
11-50Median size (employees)
111.6%Largest-city concentration · Cambridge
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
35
11-50
27
51-200
13
201-500
6
501-1,000
2
1,001-5,000
1
10001+
2

Email recency for this list is measured across the whole United States list rather than for New York, so it is reported there. Company counts and contact totals on this page are exact for New York, over 86 companies.

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 clinical stage biotech 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.
What qualifies
Companies headquartered in New York, United States whose own description of what they do matches “clinical stage biotech 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 clinical stage biotech 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 clinical stage biotech companies, and records with no verified work email. Companies headquartered outside New York are excluded even when they keep an office there.
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, 35,477 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 16, 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.

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 clinical stage biotech 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 clinical stage biotech companies are there based in New York, United States?

RevenueBase identified 86 clinical stage biotech companies headquartered in New York, United States 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?

Pfizer, headquartered in New York, tops this list with the largest team on record.

Which city has the most clinical stage biotech companies?

Cambridge leads with 96 headquartered companies, followed by San Diego (96) and Boston (86).

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 35,477 verified decision-maker contacts tracked across these 86 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 16, 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.