Company lists · Data refreshed September 2026

Top 25 Pharmaceutical ingredients suppliers based in the United States

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

Compiled by the RevenueBase Data Team Data refreshed Sep 17, 2026 333 companies tracked

RevenueBase identified 333 company matches for pharmaceutical ingredients suppliers associated with the United States as of September 2026 and tracks 8,044 professional contacts across them, including 2,552 with verified work emails. Ontario is the largest hub.

This list covers company matches for pharmaceutical ingredients suppliers 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 17, 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 17, 2026 How this list was built

333Companies

8,044Contacts tracked

2,552Verified emails

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The 25 largest pharmaceutical ingredients suppliers based in the United States

Ranked by team size

Top 25 of 333 company matches for pharmaceutical ingredients suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Sep 17, 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.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	SK Pharmteco	Exact match	Rancho Cordova, CA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	540 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 · Sep 17, 2026 · View company records in RevenueBase
2	Kalsec INC	Exact match	Kalamazoo, MI, United StatesHQ recorded Sep 17, 2026	201-500	441 contacts →
	Exact match “Kalsec is committed to providing the food industry with a trustworthy natural ingredient supplier for the next 100 years.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
3	Actylis	Exact match	Port Washington, NY, United StatesHQ recorded Sep 17, 2026	501-1,000	424 contacts →
	Exact match “Actylis is a global solutions provider with over 75 years of experience specializing in streamlining the management of critical ingredients and raw materials for our business…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
4	SPI Pharma	Exact match	Wilmington, DE, United StatesHQ recorded Sep 17, 2026	201-500	304 contacts →
	Exact match “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…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
5	Spectrum Chemical Mfg. Corp	Exact match	New Brunswick, NJ, United StatesHQ recorded Sep 17, 2026	201-500	232 contacts →
	Exact match “Spectrum Chemical Mfg.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
6	Green Jeeva LLC	Exact match	Cerritos, CA, United StatesHQ recorded Sep 17, 2026	51-200	218 contacts →
	Exact match “Green Jeeva is a novel global e-commerce platform to bring together global buyers and sellers of dietary ingredients in one marketplace.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
7	Jubilant Pharma Limited	Exact match	Yardley, PA, United StatesHQ recorded Sep 17, 2026	1,001-5,000	184 contacts →
	Exact match “Jubilant Pharma Limited is a global integrated pharmaceutical company offering a wide range of products and services to our customers across geographies.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
8	Kobo Products, INC	Exact match	South Plainfield, NJ, United StatesHQ recorded Sep 17, 2026	51-200	172 contacts →
	Exact match “Kobo Products, The Powder & Dispersion Specialist : Since 1987 Kobo has provided innovative, technology-based raw materials to the cosmetic industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
9	Global Pharma TEK	Exact match	Edison, NJ, United StatesHQ recorded Sep 17, 2026	201-500	169 contacts →
	Exact match “Founded in 2011, Global Pharma Tek (GPT) is a leading pharmaceutical conglomerate offering a wide range of services to the industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
10	Biospectra, INC	Exact match	Bangor, PA, United StatesHQ recorded Sep 17, 2026	201-500	152 contacts →
	Exact match “BioSpectra Inc.(BSI), is a privately-owned manufacturer of premium pharmaceutical ingredients and bulk, cGMP fine chemicals, in service to many leading BioPharma companies around…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
11	Apicore Pharmaceuticals	Exact match	East Brunswick, NJ, United StatesHQ recorded Sep 17, 2026	501-1,000	141 contacts →
	Exact match “Apicore LLC, a wholly owned subsidiary of RK Pharma Inc is a leading process R&D and API manufacturing service provider for the worldwide pharmaceutical industry.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
12	Medchemexpress LLC	Exact match	Monmouth Junction, NJ, United StatesHQ recorded Sep 17, 2026	1,001-5,000	122 contacts →
	Exact match “MedChemExpress (MCE) is a leading global supplier of life science reagents, dedicated to providing innovative solutions for scientific research and drug development.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
13	Chartwell Pharmaceuticals	Exact match	Congers, NY, United StatesHQ recorded Sep 17, 2026	51-200	115 contacts →
	Exact match “Chartwell Pharmaceuticals is a US-based, full-service manufacturing, packaging, laboratory, and related supply chain services organization with multiple manufacturing locations in…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
14	Scientific Protein Laboratories, LLC	Exact match	Waunakee, WI, United StatesHQ recorded Sep 17, 2026	201-500	104 contacts →
	Exact match “Scientific Protein Laboratories (SPL) has been a leading global supplier of high quality active pharmaceutical ingredients (APIs) for over three decades.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
15	Freemen Nutra Group	Exact match	Edison, NJ, United StatesHQ recorded Sep 17, 2026	51-200	83 contacts →
	Exact match “Freemen Nutra Group is a manufacturer and worldwide distributor of ingredients and premixes for the nutraceutical, food, beverage, feed, pet and cosmetics industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
16	Chemwerth INC	Exact match	Woodbridge, CT, United StatesHQ recorded Sep 17, 2026	51-200	81 contacts →
	Exact match “LEADING THE SUPPLY OF HIGH QUALITY GENERIC APIs 21st Century economic, social, technical and regulatory dynamics are dramatically changing the pharmaceutical world making it more…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
17	Stauber	Exact match	Fullerton, CA, United StatesHQ recorded Sep 17, 2026	51-200	79 contacts →
	Exact match “Since 1969 STAUBER has consistently offered the finest quality ingredients to the nutritional, food, pharmaceutical, cosmetic and pet care industries.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
18	TCG Greenchem INC	Exact match	Ewing, NJ, United StatesHQ recorded Sep 17, 2026	11-50	74 contacts →
	Exact match “Offering Seamless CMC Development Services Including Process Research & Development and Delivery of cGMP APIs” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
19	Antheia, INC	Exact match	Menlo Park, CA, United StatesHQ recorded Sep 17, 2026	51-200	71 contacts →
	Exact match “Antheia is the advanced biosynthesis company transforming pharmaceutical manufacturing and innovation for the 21st century.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
20	Maypro	Exact match	Purchase, NY, United StatesHQ recorded Sep 17, 2026	51-200	65 contacts →
	Exact match “At Maypro, we enhance global health and well-being by delivering safe, science-backed nutraceutical ingredients and innovative nutritional solutions.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
21	Interchem Corporation	Exact match	Paramus, NJ, United StatesHQ recorded Sep 17, 2026	11-50	58 contacts →
	Exact match “For over 30 years, Interchem has been successfully locating sources of fine chemicals, intermediates, bulk actives, and sophisticated next generation compounds from all over the…” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
22	Lacamas Laboratories	Exact match	Portland, OR, United StatesHQ recorded Sep 17, 2026	11-50	56 contacts →
	Exact match “Lacamas Laboratories manufactures and delivers high quality products at the best price possible, on time every time.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
23	Barnet Products	Exact match	Englewood Cliffs, NJ, United StatesHQ recorded Sep 17, 2026	11-50	53 contacts →
	Exact match “Barnet Products supplies specialty ingredients and selected commodity products to cosmetic, personal care and pharmaceutical companies (consumer products divisions).” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
24	Pharm Ops, INC	Exact match	Phillipsburg, NJ, United StatesHQ recorded Sep 17, 2026	n/a	53 contacts →
	Exact match “Pharm Ops Inc.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase
25	NP Nutra Nature's Power Nutraceuticals	Exact match	Carson, CA, United StatesHQ recorded Sep 17, 2026	51-200	52 contacts →
	Exact match “Founded in 1998, NP Nutra is committed to supplying the finest nutraceutical ingredients sourced from its partner facilities in different parts of the world.” Recorded in the RevenueBase company graph · Sep 17, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “pharmaceutical ingredients suppliers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 25 of 333 pharmaceutical ingredients suppliers based in the United States

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Pharmaceutical ingredients suppliers based in the United States at a glance

As of Sep 17, 2026

31.7%Verified-email coverage

24.2Average contacts per company

11-50Median size (employees)

2.1%Largest-city concentration · Ontario

Sep 17, 2026Page data refreshed

Companies by employee count

1-10

108

11-50

147

51-200

201-500

501-1,000

1,001-5,000

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 333 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 “pharmaceutical ingredients suppliers” 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 2,552 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 17, 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 “pharmaceutical ingredients suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many pharmaceutical ingredients suppliers are there based in the United States?

RevenueBase identified 333 company matches for pharmaceutical ingredients suppliers 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?

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

Which city has the most pharmaceutical ingredients suppliers?

Ontario leads with 7 company records, followed by San Diego (7) and Chino (5).

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 2,552 professional contacts with verified work emails tracked across these 333 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 17, 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.