Company lists · Data refreshed October 2026

Top 25 Complex molecule manufacturers based in the United States

RevenueBase identified 564 company matches for complex molecule manufacturers associated with the United States as of October 2026 and tracks 35,370 professional contacts across them, including 13,822 with verified work emails. San Diego is the largest hub.

This list covers company matches for complex molecule manufacturers 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 October 10, 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 Oct 10, 2026 How this list was built
564Companies
35,370Contacts tracked
13,822Verified emails
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The 25 largest complex molecule manufacturers based in the United States

Ranked by team size
Top 25 of 564 company matches for complex molecule manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 10, 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 matchAlbany, NY, United StatesHQ recorded Oct 10, 20261,001-5,0002,996 contacts →

Exact match

“Curia is a Contract Development and Manufacturing Organization with over 30 years of experience, an integrated network of 25 global sites and 3,500 employees partnering with…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
2Exact matchBothell, WA, United StatesHQ recorded Oct 10, 20261,001-5,0002,440 contacts →

Exact match

“AGC Biologics is a leading global biopharmaceutical Contract Development and Manufacturing Organization (CDMO) with a strong commitment to delivering the highest standard of…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
3Exact matchWaltham, MA, United StatesHQ recorded Oct 10, 202610001+2,041 contacts →

Exact match

“Thermo Fisher Scientific provides industry-leading pharma services for drug development, clinical trial logistics, and commercial manufacturing through our Patheon™ brand.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
4Exact matchDurham, NC, United StatesHQ recorded Oct 10, 20261,001-5,0001,694 contacts →

Exact match

“KBI Biopharma is an award-winning biopharmaceutical contract services organization providing fully-integrated, accelerated drug development and biomanufacturing services to…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
5Exact matchEast Rutherford, NJ, United StatesHQ recorded Oct 10, 20261,001-5,0001,279 contacts →

Exact match

“Cambrex is a leading global contract development and manufacturing organization (CDMO) that provides drug substance development and manufacturing across the entire drug lifecycle…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
6Exact matchWilmington, NC, United StatesHQ recorded Oct 10, 2026501-1,0001,054 contacts →

Exact match

“Alcami is a US-based contract development and manufacturing organization headquartered in NC with 45+ years of experience advancing pharmaceuticals and biologics from development…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
7Exact matchEmeryville, CA, United StatesHQ recorded Oct 10, 2026501-1,000798 contacts →

Exact match

“Amyris is a vertically integrated biomanufacturing company that creates specialty molecules for a range of industries, including flavors and fragrances, advanced materials, beauty…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
8Exact matchMilford, MA, United StatesHQ recorded Oct 10, 2026501-1,000619 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 · Oct 10, 2026 · View company records in RevenueBase
9Exact matchDevens, MA, United StatesHQ recorded Oct 10, 2026501-1,000593 contacts →

Exact match

“Veranova is a global leader in process development and manufacturing of active pharmaceutical ingredients (APIs), with a focus on specialty and complex chemistry for small…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
10Exact matchRancho Cordova, CA, United StatesHQ recorded Oct 10, 20261,001-5,000552 contacts →

Exact match

“Established in 2019 by SK Inc, SK pharmteco is a global contract development and manufacturing organization (CDMO) with operations across the U.S, Europe, and South Korea.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
11Exact matchOakdale, MN, United StatesHQ recorded Oct 10, 2026501-1,000423 contacts →

Exact match

“At Pace® Life Sciences, our people are driven by purpose, advancing science to improve lives across the pharmaceutical, biopharmaceutical, and gene therapy industries.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
12Exact matchIndianapolis, IN, United StatesHQ recorded Oct 10, 2026501-1,000414 contacts →

Exact match

“Every day, our customers bring us their toughest chemistry challenges.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
13Exact matchIrvine, CA, United StatesHQ recorded Oct 10, 20261,001-5,000359 contacts →

Exact match

“BioDuro, an Advent International portfolio company is a trusted, leading contract research development, and manufacturing organization (CRDMO) for 30 years.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
14Exact matchSomerset, NJ, United StatesHQ recorded Oct 10, 202610001+350 contacts →

Exact match

“Catalent Inc.(NYSE: CTLT), an S&P 500® company, is the global leader in enabling pharma, biotech, and consumer health partners to optimize product development, launch, and full…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
15Exact matchClearwater, FL, United StatesHQ recorded Oct 10, 2026201-500309 contacts →

Exact match

“Bend Bioscience is a highly experienced contract development and manufacturing organization (CDMO) dedicated to advancing pharmaceutical innovation through cutting-edge scientific…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
16Exact matchRedwood City, CA, United StatesHQ recorded Oct 10, 202651-200272 contacts →

Exact match

“Codexis is redefining what is possible in therapeutic development and manufacturing, leading the technology revolution with efficient, high-quality, and commercially proven…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
17Exact matchShelton, CT, United StatesHQ recorded Oct 10, 202651-200267 contacts →

Exact match

“Project Farma is a patient-focused global leader in advancing technical operations from ideation through commercialization with a proven track record of planning, building, and…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
18Exact matchNew Brunswick, NJ, United StatesHQ recorded Oct 10, 2026201-500243 contacts →

Exact match

“Spectrum Chemical Mfg.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
19Exact matchConcord, OH, United StatesHQ recorded Oct 10, 202651-200236 contacts →

Exact match

“Who we are: On June 9, 2017, Olon S.p.A, a leading Active Pharmaceutical Ingredients (API) contract development and manufacturing organization (CDMO) and Generics supplier…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
20Exact matchWhippany, NJ, United StatesHQ recorded Oct 10, 2026201-500232 contacts →

Exact match

“Halo Pharma is a leading provider of pharmaceutical services, including contract dosage form development, commercial manufacturing, and analytical services.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
21Exact matchBuffalo Grove, IL, United StatesHQ recorded Oct 10, 2026201-500226 contacts →

Exact match

“From material science to molecular biology, we combine precision and ingenuity to reimagine, rebuild, and tailor ingredients that transform the world’s most essential industries.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
22Exact matchRockville, MD, United StatesHQ recorded Oct 10, 202651-200226 contacts →

Exact match

“With a 60+ year history as a service provider to the life sciences industry, Advanced BioScience Laboratories (ABL) provides a strong core of product development expertise, GMP…”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
23Exact matchPennington, NJ, United StatesHQ recorded Oct 10, 2026201-500192 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 · Oct 10, 2026 · View company records in RevenueBase
24Exact matchNew Castle, DE, United StatesHQ recorded Oct 10, 202651-200181 contacts →

Exact match

“Adesis Inc.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase
25Exact matchBend, OR, United StatesHQ recorded Oct 10, 2026201-500175 contacts →

Exact match

“At Serán, Our mission is to provide optimized drug development and manufacturing services for our clients, from discovery to the clinic.”

Recorded in the RevenueBase company graph · Oct 10, 2026 · View company records in RevenueBase

Showing 25 of 564 complex molecule manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 13,822 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Complex molecule manufacturers based in the United States at a glance

As of Oct 10, 2026
39.1%Verified-email coverage
62.7Average contacts per company
11-50Median size (employees)
4.6%Largest-city concentration · San Diego
Oct 10, 2026Page data refreshed

Companies by employee count

1-10
189
11-50
165
51-200
126
201-500
41
501-1,000
24
1,001-5,000
16
5,001-10,000
1
10001+
2

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 564 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 “complex molecule manufacturers” 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 13,822 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 October 10, 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.

Complex molecule manufacturers 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 “complex molecule manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many complex molecule manufacturers are there based in the United States?

RevenueBase identified 564 company matches for complex molecule manufacturers associated with the United States as of October 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?

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

Which city has the most complex molecule manufacturers?

San Diego leads with 26 company records, followed by Wilmington (12) and Durham (7).

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 13,822 professional contacts with verified work emails tracked across these 564 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 October 10, 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.