Company lists · Data refreshed September 2026

Top 25 Antibody drug conjugate companies based in the United States

RevenueBase identified 291 company matches for antibody drug conjugate companies associated with the United States as of September 2026 and tracks 13,365 professional contacts across them, including 6,607 with verified work emails. San Diego is the largest hub.

This list covers company matches for antibody drug conjugate 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 19, 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 19, 2026 How this list was built
291Companies
13,365Contacts tracked
6,607Verified emails
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The 25 largest antibody drug conjugate companies based in the United States

Ranked by team size
Top 25 of 291 company matches for antibody drug conjugate companies based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 19, 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 matchAlameda, CA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
2Exact matchBothell, WA, United StatesHQ recorded Sep 19, 20261,001-5,000857 contacts →

Exact match

“Seagen is now part of Pfizer!”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
3Exact matchHayward, CA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
4Exact matchMilford, MA, United StatesHQ recorded Sep 19, 2026501-1,000603 contacts →

Exact match

“Oligonucleotides are giving rise to a new generation of therapeutics-and Nitto Avecia is helping lead the way.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
5Exact matchSan Diego, CA, United StatesHQ recorded Sep 19, 2026501-1,000456 contacts →

Exact match

“Abzena is the leading end-to-end bioconjugate, ADC, and complex biologics CDMO + CRO.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
6Exact matchRockville, MD, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
7Exact matchSouth San Francisco, CA, United StatesHQ recorded Sep 19, 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 19, 2026 · View company records in RevenueBase
8Exact matchPasadena, CA, United StatesHQ recorded Sep 19, 2026201-500281 contacts →

Exact match

“Designing Proteins.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
9Exact matchLos Angeles, CA, United StatesHQ recorded Sep 19, 2026201-500254 contacts →

Exact match

“At Puma Biotechnology, our focus is on bringing innovative therapies to patients to enhance cancer care.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
10Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-200215 contacts →

Exact match

“Nuvation Bio is a global oncology company focused on tackling some of the toughest challenges in cancer treatment with the goal of developing therapies that create a profound…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
11Exact matchBothell, WA, United StatesHQ recorded Sep 19, 2026201-500210 contacts →

Exact match

“Immunome is a clinical-stage targeted oncology company committed to developing first-in-class and best-in-class targeted therapies designed to improve outcomes for cancer patients.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
12Exact matchWaltham, MA, United StatesHQ recorded Sep 19, 20261,001-5,000188 contacts →

Exact match

“Biocytogen provides integrated solutions for next-generation antibody drug development to the global biomedical communities.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
13Exact matchPennington, NJ, United StatesHQ recorded Sep 19, 2026201-500181 contacts →

Exact match

“ProBio is a global contract development and manufacturing (CDMO) organization, which aims to accelerate the manufacturing of life-changing drugs, discover novel therapeutic…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
14Exact matchLos Angeles, CA, United StatesHQ recorded Sep 19, 2026501-1,000178 contacts →

Exact match

“Abraxis BioScience is a fully integrated biotechnology company dedicated to delivering progressive therapeutics, such as ABRAXANE, and core technologies that offer patients and…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
15Exact matchWatertown, MA, United StatesHQ recorded Sep 19, 202651-200164 contacts →

Exact match

“Treeline (or Treeline Biosciences) is a privately held, clinical-stage biopharma company that aspires to make medicines at the highest level.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
16Exact matchLebanon, NH, United StatesHQ recorded Sep 19, 202651-200150 contacts →

Exact match

“Adimab is the most successful antibody discovery and engineering company in the industry and the partner of choice for biopharma.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
17Exact matchWaltham, MA, United StatesHQ recorded Sep 19, 202651-200146 contacts →

Exact match

“Visterra is a clinical stage biotechnology company committed to developing innovative antibody-based therapies for the treatment of patients with kidney diseases and other…”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
18Exact matchBoston, MA, United StatesHQ recorded Sep 19, 202651-200141 contacts →

Exact match

“Alloy Therapeutics is a Product Development Organization dedicated to helping the global scientific community make better medicines together.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
19Exact matchNewark, CA, United StatesHQ recorded Sep 19, 2026201-500140 contacts →

Exact match

“Vector Laboratories serves and partners with scientists and industry teams developing the next generation of diagnostics, therapeutics, and biological insights.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
20Exact matchPhiladelphia, PA, United StatesHQ recorded Sep 19, 202651-200138 contacts →

Exact match

“Integral Molecular is a research-driven biotechnology company specializing in antibodies, viruses, and membrane proteins.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
21Exact matchSan Diego, CA, United StatesHQ recorded Sep 19, 202651-200130 contacts →

Exact match

“At Inhibrx, our mission is to deliver optimized, biologic therapeutics to people with life-threatening conditions.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
22Exact matchNew York, NY, United StatesHQ recorded Sep 19, 202651-200130 contacts →

Exact match

“IGI, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
23Exact matchWilmington, DE, United StatesHQ recorded Sep 19, 202651-200126 contacts →

Exact match

“Prelude Therapeutics is a leading precision oncology company developing innovative medicines in areas of high unmet need for cancer patients.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
24Exact matchCambridge, MA, United StatesHQ recorded Sep 19, 202651-200116 contacts →

Exact match

“At Mersana, we have a passion for advancing therapies to make a significant impact in the lives of people living with cancer.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase
25Exact matchSan Diego, CA, United StatesHQ recorded Sep 19, 202651-200113 contacts →

Exact match

“Rakuten Medical, Inc.”

Recorded in the RevenueBase company graph · Sep 19, 2026 · View company records in RevenueBase

Showing 25 of 291 antibody drug conjugate companies based in the United States

See the full list, filter by size, metro and specialty, and access 6,607 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Antibody drug conjugate companies based in the United States at a glance

As of Sep 19, 2026
49.4%Verified-email coverage
45.9Average contacts per company
11-50Median size (employees)
11.7%Largest-city concentration · San Diego
Sep 19, 2026Page data refreshed

Companies by employee count

1-10
112
11-50
97
51-200
59
201-500
13
501-1,000
5
1,001-5,000
5

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 291 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 “antibody drug conjugate 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 6,607 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 19, 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.

Antibody drug conjugate companies by metro

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

How many antibody drug conjugate companies are there based in the United States?

RevenueBase identified 291 company matches for antibody drug conjugate 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?

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

Which city has the most antibody drug conjugate companies?

San Diego leads with 34 company records, followed by Cambridge (22) and Boston (11).

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 6,607 professional contacts with verified work emails tracked across these 291 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 19, 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.