Company lists · Data refreshed October 2026

Top 25 Gmp manufacturers based in the United States

RevenueBase identified 783 company matches for gmp manufacturers associated with the United States as of October 2026 and tracks 35,621 professional contacts across them, including 12,103 with verified work emails. San Diego is the largest hub.

This list covers company matches for gmp 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 13, 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 13, 2026 How this list was built
783Companies
35,621Contacts tracked
12,103Verified emails
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The 25 largest gmp manufacturers based in the United States

Ranked by team size
Top 25 of 783 company matches for gmp manufacturers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 13, 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 matchBothell, WA, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
2Exact matchEast Rutherford, NJ, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
3Exact matchBlue Ash, OH, United StatesHQ recorded Oct 13, 20261,001-5,0001,233 contacts →

Exact match

“Resilience is a North American contract development and manufacturing organization (CDMO) focused on delivering high-quality, scalable manufacturing solutions for advanced…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
4Exact matchWilmington, NC, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
5Exact matchParsippany, NJ, United StatesHQ recorded Oct 13, 20261,001-5,000889 contacts →

Exact match

“As a premier, independently owned CDMO with over 65 years of sterile injectable manufacturing experience, Simtra BioPharma Solutions offers world-class cGMP sterile fill/finish…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
6Exact matchBloomingdale, IL, United StatesHQ recorded Oct 13, 20261,001-5,000761 contacts →

Exact match

“Founded by Elwood Richard in 1968, NOW has grown from a small, family operation, to a highly respected manufacturer of natural health products.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
7Exact matchNewark, DE, United StatesHQ recorded Oct 13, 202651-200565 contacts →

Exact match

“SDIX, a wholly owned subsidiary of OriGene Technologies specializing in high quality, large-scale, GMP antibody production.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
8Exact matchRancho Cordova, CA, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
9Exact matchNorman, OK, United StatesHQ recorded Oct 13, 2026501-1,000511 contacts →

Exact match

“Headquartered in Norman, Oklahoma, Avara Pharmaceutical Services is an international contract manufacturing organization committed to delivering quality clinical to…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
10Exact matchPhiladelphia, PA, United StatesHQ recorded Oct 13, 2026501-1,000508 contacts →

Exact match

“Adare Pharma Solutions is a global technology-driven CDMO providing end-to-end integrated services, from product development through commercial manufacturing and packaging, with…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
11Exact matchTrevose, PA, United StatesHQ recorded Oct 13, 20261,001-5,000471 contacts →

Exact match

“Founded in 1942, Lannett Company, Inc.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
12Exact matchOakdale, MN, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
13Exact matchTustin, CA, United StatesHQ recorded Oct 13, 2026201-500403 contacts →

Exact match

“Avid Bioservices is a biologics CDMO and partner focused on delivering quality, speed, and predictability from DNA to CGMP.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
14Exact matchHauppauge, NY, United StatesHQ recorded Oct 13, 20261,001-5,000366 contacts →

Exact match

“Join Contract Pharmacal Corp.(CPC) on a journey to a healthier world where innovation meets excellence in developing, manufacturing, packaging and testing cutting edge vitamins…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
15Exact matchStaunton, VA, United StatesHQ recorded Oct 13, 2026501-1,000358 contacts →

Exact match

“Cadence is a vertically integrated, medical device contract manufacturing organization serving the medical device, diagnostics, and drug delivery markets, providing best-in-class…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
16Exact matchLittle Rock, AR, United StatesHQ recorded Oct 13, 2026501-1,000331 contacts →

Exact match

“SCA Pharma is a leading FDA 503B outsourcing facility delivering the highest quality sterile admixtures and pre-filled syringes to hospitals and health systems nationwide.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
17Exact matchHunt Valley, MD, United StatesHQ recorded Oct 13, 2026201-500329 contacts →

Exact match

“Pharmaceutics International Inc.(Pii) is a leading Contract Development and Manufacturing Organization (CDMO) that provides comprehensive solutions for aseptic and oral dosage…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
18Exact matchNorwalk, CT, United StatesHQ recorded Oct 13, 2026201-500300 contacts →

Exact match

“TriRx Pharmaceutical Services is a leading global contract development and manufacturing organization (CDMO) that provides comprehensive solutions for the animal health and human…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
19Exact matchSt. Louis, MO, United StatesHQ recorded Oct 13, 2026201-500265 contacts →

Exact match

“Jost Chemical Co.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
20Exact matchChandler, AZ, United StatesHQ recorded Oct 13, 2026501-1,000253 contacts →

Exact match

“Arizona Nutritional Supplements (ANS) is a full service, cGMP certified, contract manufacturer specializing in nutritional and dietary supplements.”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
21Exact matchWichita, KS, United StatesHQ recorded Oct 13, 2026201-500248 contacts →

Exact match

“Fagron Sterile Services US operates two cGMP compliant DEA/FDA-registered and inspected 503B Outsourcing Facilities (Wichita, KS & Boston, MA) delivering a reliable supply sterile…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
22Exact matchSanta Ana, CA, United StatesHQ recorded Oct 13, 2026501-1,000245 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
23Exact matchCerritos, CA, United StatesHQ recorded Oct 13, 2026501-1,000241 contacts →

Exact match

“Established in 1996, CAPTEK® Softgel International Inc.(CSI) is a privately-owned, FDA registered and audited, GMP-certified, a full-service contract manufacturer of custom…”

Recorded in the RevenueBase company graph · Oct 13, 2026 · View company records in RevenueBase
24Exact matchConcord, OH, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase
25Exact matchRockville, MD, United StatesHQ recorded Oct 13, 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 13, 2026 · View company records in RevenueBase

Showing 25 of 783 gmp manufacturers based in the United States

See the full list, filter by size, metro and specialty, and access 12,103 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Gmp manufacturers based in the United States at a glance

As of Oct 13, 2026
34.0%Verified-email coverage
45.5Average contacts per company
11-50Median size (employees)
2.6%Largest-city concentration · San Diego
Oct 13, 2026Page data refreshed

Companies by employee count

1-10
204
11-50
284
51-200
187
201-500
56
501-1,000
26
1,001-5,000
24
5,001-10,000
1
10001+
1

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 783 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 “gmp 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 12,103 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 13, 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 “gmp manufacturers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many gmp manufacturers are there based in the United States?

RevenueBase identified 783 company matches for gmp 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?

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

Which city has the most gmp manufacturers?

San Diego leads with 20 company records, followed by Miami (13) and Tampa (9).

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 12,103 professional contacts with verified work emails tracked across these 783 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 13, 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.