Company lists · Data refreshed September 2026

Top 25 Pharmaceutical manufacturing companies based in the United States

Name: Pharmaceutical manufacturing companies based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 15, 2026 760 companies tracked

RevenueBase identified 760 pharmaceutical manufacturing companies headquartered in the United States as of September 2026 and tracks 208,900 professional contacts across them, including 73,247 with verified work emails. Miami is the largest hub.

This list covers pharmaceutical manufacturing companies headquartered in the 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 15, 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 15, 2026 86% judged on-target in blind review

760Companies

208,900Contacts tracked

73,247Verified emails

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The 25 largest pharmaceutical manufacturing companies based in the United States

Ranked by team size

Top 25 of 760 pharmaceutical manufacturing companies based in the United States, ranked by team size, largest first. Data refreshed Sep 15, 2026. RevenueBase Smart Search rates how each company's information relates to pharmaceutical manufacturing 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Pfizer	Indirect evidence	New York, NY, United StatesHQ checked Sep 15, 2026	10001+	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 15, 2026
2	MERCK	Indirect evidence	Rahway, NJ, United StatesHQ checked Sep 15, 2026	10001+	38,156 contacts →
	Indirect evidence “At Merck, known as MSD outside of the United States and Canada, we are unified around our purpose: We use the power of leading-edge science to save and improve lives around the…” Source: RevenueBase Database · checked Sep 15, 2026
3	MSD	Indirect evidence	Rahway, NJ, United StatesHQ checked Sep 15, 2026	10001+	23,184 contacts →
	Indirect evidence “At MSD, known as Merck & Co, Inc, Rahway, NJ, USA in the United States and Canada, we are unified around our purpose: We use the power of leading-edge science to save and improve…” Source: RevenueBase Database · checked Sep 15, 2026
4	Lupin Pharmaceuticals	Partial evidence	Somerset, NJ, United StatesHQ checked Sep 15, 2026	n/a	4,649 contacts →
	Partial evidence “Lupin Pharmaceuticals, Inc.” Source: RevenueBase Database · checked Sep 15, 2026
5	Patheon	Partial evidence	Waltham, MA, United StatesHQ checked Sep 15, 2026	10001+	2,004 contacts →
	Partial evidence “Thermo Fisher Scientific provides industry-leading pharma services for drug development, clinical trial logistics, and commercial manufacturing through our Patheon™ brand.” Source: RevenueBase Database · checked Sep 15, 2026
6	Sharp Services	Partial evidence	Allentown, PA, United StatesHQ checked Sep 15, 2026	1,001-5,000	1,081 contacts →
	Partial evidence “Sharp is a leader in commercial packaging, clinical services & sterile manufacturing.” Source: RevenueBase Database · checked Sep 15, 2026
7	Empower Pharmacy	Partial evidence	Houston, TX, United StatesHQ checked Sep 15, 2026	1,001-5,000	1,002 contacts →
	Partial evidence “Empower Pharmacy and Empower Pharma are transforming the landscape of compounding pharmaceuticals by delivering personalized, high-quality medication solutions at scale.” Source: RevenueBase Database · checked Sep 15, 2026
8	Nephron Pharmaceuticals	Partial evidence	West Columbia, SC, United StatesHQ checked Sep 15, 2026	501-1,000	898 contacts →
	Partial evidence “Nephron Pharmaceuticals manufactures more than one billion sterile doses each year for patients, providers and partners around the world.” Source: RevenueBase Database · checked Sep 15, 2026
9	Akorn Pharmaceuticals	Partial evidence	Lake Forest, IL, United StatesHQ checked Sep 15, 2026	1,001-5,000	616 contacts →
	Partial evidence “At Akorn, we develop, manufacture and market specialty pharmaceuticals, including prescription, consumer health and animal health products.” Source: RevenueBase Database · checked Sep 15, 2026
10	Avara Pharmaceutical Services	Strong evidence	Norman, OK, United StatesHQ checked Sep 15, 2026	501-1,000	545 contacts →
	Strong evidence “Headquartered in Norman, Oklahoma, Avara Pharmaceutical Services is an international contract manufacturing organization committed to delivering quality clinical to…” Source: RevenueBase Database · checked Sep 15, 2026
11	SK Pharmteco	Partial evidence	Rancho Cordova, CA, United StatesHQ checked Sep 15, 2026	1,001-5,000	540 contacts →
	Partial evidence “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.” Source: RevenueBase Database · checked Sep 15, 2026
12	Shionogi Inc. U.S	Indirect evidence	Florham Park, NJ, United StatesHQ checked Sep 15, 2026	501-1,000	513 contacts →
	Indirect evidence “Since 1878, we have been committed to developing new treatments to improve patients' lives worldwide.” Source: RevenueBase Database · checked Sep 15, 2026
13	Adare Pharma Solutions	Partial evidence	Philadelphia, PA, United StatesHQ checked Sep 15, 2026	501-1,000	487 contacts →
	Partial evidence “Adare Pharma Solutions is a global technology-driven CDMO providing end-to-end integrated services, from product development through commercial manufacturing and packaging, with…” Source: RevenueBase Database · checked Sep 15, 2026
14	Lannett Company, INC	Indirect evidence	Trevose, PA, United StatesHQ checked Sep 15, 2026	1,001-5,000	472 contacts →
	Indirect evidence “Founded in 1942, Lannett Company, Inc.” Source: RevenueBase Database · checked Sep 15, 2026
15	Alvogen	Indirect evidence	Morristown, NJ, United StatesHQ checked Sep 15, 2026	501-1,000	471 contacts →
	Indirect evidence “Alvogen is a U.S.” Source: RevenueBase Database · checked Sep 15, 2026
16	Catalent Pharma Solutions	Indirect evidence	Somerset, NJ, United StatesHQ checked Sep 15, 2026	10001+	441 contacts →
	Indirect evidence “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…” Source: RevenueBase Database · checked Sep 15, 2026
17	Formulated Solutions	Indirect evidence	Largo, FL, United StatesHQ checked Sep 15, 2026	501-1,000	437 contacts →
	Indirect evidence “Formulated Solutions: Your Partner in Innovation, Formulation, and Market Success Formulated Solutions is more than just a CDMO-we are a tenacious and dedicated partner, driven by…” Source: RevenueBase Database · checked Sep 15, 2026
18	Amphastar Pharmaceuticals, INC	Partial evidence	Rancho Cucamonga, CA, United StatesHQ checked Sep 15, 2026	1,001-5,000	392 contacts →
	Partial evidence “Amphastar Pharmaceuticals is a recognized pharmaceutical company that uses state-of-the-art, cGMP-compliant facilities to develop, manufacture, and market biopharmaceutical…” Source: RevenueBase Database · checked Sep 15, 2026
19	Contract Pharmacal Corp	Partial evidence	Hauppauge, NY, United StatesHQ checked Sep 15, 2026	1,001-5,000	371 contacts →
	Partial evidence “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…” Source: RevenueBase Database · checked Sep 15, 2026
20	LNK International INC	Partial evidence	Hauppauge, United StatesHQ checked Sep 15, 2026	1,001-5,000	361 contacts →
	Partial evidence “Founded in 1980, LNK International has focused exclusively on producing over-the-counter pharmaceuticals for our customers’ private label programs.” Source: RevenueBase Database · checked Sep 15, 2026
21	Pii, A Jabil Company	Strong evidence	Hunt Valley, MD, United StatesHQ checked Sep 15, 2026	201-500	326 contacts →
	Strong evidence “Pharmaceutics International Inc.(Pii) is a leading Contract Development and Manufacturing Organization (CDMO) that provides comprehensive solutions for aseptic and oral dosage…” Source: RevenueBase Database · checked Sep 15, 2026
22	Rising Pharmaceuticals	Partial evidence	East Brunswick Township, NJ, United StatesHQ checked Sep 15, 2026	201-500	313 contacts →
	Partial evidence “Rising Pharma Holdings, INC is an industry leader in marketing and distributing innovative branded and multi-source prescription and over-the-counter pharmaceutical products.” Source: RevenueBase Database · checked Sep 15, 2026
23	The Ritedose Corporation	Strong evidence	Columbia, SC, United StatesHQ checked Sep 15, 2026	501-1,000	310 contacts →
	Strong evidence “The Ritedose Corporation is a leader in blow-fill-seal(BFS) manufacturing of small fill volume pharmaceutical unit dose sterile and non-sterile liquids.” Source: RevenueBase Database · checked Sep 15, 2026
24	Trirx Pharmaceutical Services, LLC	Strong evidence	Norwalk, CT, United StatesHQ checked Sep 15, 2026	201-500	305 contacts →
	Strong evidence “TriRx Pharmaceutical Services is a leading global contract development and manufacturing organization (CDMO) that provides comprehensive solutions for the animal health and human…” Source: RevenueBase Database · checked Sep 15, 2026
25	SPI Pharma	Partial evidence	Wilmington, DE, United StatesHQ checked Sep 15, 2026	201-500	304 contacts →
	Partial evidence “For over 75 years, we have supplied the pharmaceutical industry with highly engineered products and innovative solutions that improve the formulation and delivery of drug products…” Source: RevenueBase Database · checked Sep 15, 2026

RevenueBase Smart Search

RevenueBase Smart Search assesses information from a company’s LinkedIn profile, information supplied directly by the company, its website, and other publicly available sources. It uses that information to rate how closely the company relates to this list’s category: pharmaceutical manufacturing companies. Every row carries its rating and the description the rating was read from, so each one can be checked rather than taken on trust.

Strong evidence: The company's own public description of its business names pharmaceutical manufacturing companies.
Partial evidence: Its own public description names part of pharmaceutical manufacturing companies, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name pharmaceutical manufacturing companies. The match rests on the rest of the company's public profile rather than the one sentence quoted here, so this is the rating to check first.

RevenueBase Smart Search is how these lists are built: RevenueBase's data engine and AI assemble the companies that match a category defined in a user's own words, so a list can be about what companies actually do rather than about whichever industry code they were filed under.

Showing 25 of 760 pharmaceutical manufacturing companies based in the United States

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Pharmaceutical manufacturing companies based in the United States at a glance

As of Sep 15, 2026

35.1%Verified-email coverage

274.9Average contacts per company

11-50Median size (employees)

2.1%Largest-city concentration · Miami

Sep 15, 2026Page data refreshed

Companies by employee count

1-10

225

11-50

247

51-200

157

201-500

501-1,000

1,001-5,000

5,001-10,000

10001+

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 760 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 pharmaceutical manufacturing 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 the United States whose own description of what they do matches “pharmaceutical manufacturing 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 pharmaceutical manufacturing 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 pharmaceutical manufacturing companies, and records with no verified work email. Companies headquartered outside United States 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, 73,247 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 15, 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 pharmaceutical manufacturing 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 pharmaceutical manufacturing companies are there based in the United States?

RevenueBase identified 760 pharmaceutical manufacturing companies headquartered in the 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 pharmaceutical manufacturing companies?

Miami leads with 16 headquartered companies, followed by New York (16) and San Diego (13).

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 73,247 verified decision-maker contacts tracked across these 760 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 15, 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.