Company lists · Data refreshed September 2026

Top 25 Fine chemicals manufacturers based in the United States

RevenueBase identified 604 fine chemicals manufacturers headquartered in the United States as of September 2026 and tracks 21,621 professional contacts across them, including 8,405 with verified work emails. San Diego is the largest hub.

This list covers fine chemicals manufacturers 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 16, 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 16, 2026 86% judged on-target in blind review
604Companies
21,621Contacts tracked
8,405Verified emails
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The 25 largest fine chemicals manufacturers based in the United States

Ranked by team size
Top 25 of 604 fine chemicals manufacturers based in the United States, ranked by team size, largest first. Data refreshed Sep 16, 2026. RevenueBase Smart Search rates how each company's information relates to fine chemicals manufacturers: 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.
#CompanyRevenueBase Smart SearchHeadquartersEmployeesContacts
1Partial evidenceColumbia, MD, United StatesHQ checked Sep 16, 20261,001-5,0003,982 contacts →

Partial evidence

“Grace, a Standard Industries company, is a leading global supplier of specialty chemicals and solutions that enable industries to enhance modern life.”

Source: RevenueBase Database · checked Sep 16, 2026
2Indirect evidenceNorthbrook, IL, United StatesHQ checked Sep 16, 20261,001-5,0001,876 contacts →

Indirect evidence

“Stepan Company's vision is to create innovative solutions for a cleaner, healthier, more energy efficient world.”

Source: RevenueBase Database · checked Sep 16, 2026
3Indirect evidenceEmeryville, CA, United StatesHQ checked Sep 16, 2026501-1,000781 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
4Indirect evidenceParsippany, NJ, United StatesHQ checked Sep 16, 20261,001-5,000678 contacts →

Indirect evidence

“Every day, AdvanSix employees create chemistries that turn possibilities into solutions.”

Source: RevenueBase Database · checked Sep 16, 2026
5Indirect evidenceDevens, MA, United StatesHQ checked Sep 16, 2026501-1,000574 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
6Partial evidenceAnn Arbor, MI, United StatesHQ checked Sep 16, 202610001+570 contacts →

Partial evidence

“As a pioneer in chemical R&D and manufacturing, we partner with nearly every industry to make a better world for generations.”

Source: RevenueBase Database · checked Sep 16, 2026
7Indirect evidenceRancho Cordova, CA, United StatesHQ checked Sep 16, 20261,001-5,000540 contacts →

Indirect 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 16, 2026
8Partial evidenceDetroit, MI, United StatesHQ checked Sep 16, 20261,001-5,000480 contacts →

Partial evidence

“PVS Chemicals enables our world through the safe and reliable delivery of chemistry, either created by us or sourced from partners.”

Source: RevenueBase Database · checked Sep 16, 2026
9Indirect evidenceIndianapolis, IN, United StatesHQ checked Sep 16, 2026501-1,000401 contacts →

Indirect evidence

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

Source: RevenueBase Database · checked Sep 16, 2026
10Strong evidenceNew York, NY, United StatesHQ checked Sep 16, 20265,001-10,000306 contacts →

Strong evidence

“Kaneka Corporation of Osaka, Japan is a $5 billion* producer of chemical products including resins, pharmaceutical intermediaries, food supplements, synthetic fibers, and fine…”

Source: RevenueBase Database · checked Sep 16, 2026
11Partial evidenceSaint Louis, MO, United StatesHQ checked Sep 16, 2026201-500259 contacts →

Partial evidence

“Jost Chemical Co.”

Source: RevenueBase Database · checked Sep 16, 2026
12Strong evidenceWest Chester, OH, United StatesHQ checked Sep 16, 2026201-500251 contacts →

Strong evidence

“Pilot Chemical Company is a privately owned and independent global specialty chemical manufacturer providing high-quality products and services to the household, industrial, and…”

Source: RevenueBase Database · checked Sep 16, 2026
13Indirect evidenceConcord, OH, United StatesHQ checked Sep 16, 202651-200237 contacts →

Indirect evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
14Partial evidenceNew Brunswick, NJ, United StatesHQ checked Sep 16, 2026201-500232 contacts →

Partial evidence

“Spectrum Chemical Mfg.”

Source: RevenueBase Database · checked Sep 16, 2026
15Partial evidencePowell, OH, United StatesHQ checked Sep 16, 202651-200195 contacts →

Partial evidence

“We don’t just make chemicals.”

Source: RevenueBase Database · checked Sep 16, 2026
16Indirect evidenceNew Castle, DE, United StatesHQ checked Sep 16, 202651-200182 contacts →

Indirect evidence

“Adesis Inc.”

Source: RevenueBase Database · checked Sep 16, 2026
17Indirect evidenceAustin, TX, United StatesHQ checked Sep 16, 2026201-500176 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 16, 2026
18Strong evidenceMead, CO, United StatesHQ checked Sep 16, 2026201-500168 contacts →

Strong evidence

“Boulder Scientific develops and manufactures organometallic products and specialty chemicals, used throughout the United States and internationally by companies in the plastics…”

Source: RevenueBase Database · checked Sep 16, 2026
19Partial evidenceHouston, TX, United StatesHQ checked Sep 16, 2026201-500167 contacts →

Partial evidence

“Inhance Technologies is a leading provider of specialty chemicals, gases and material technologies in a wide range of industries, across four continents.”

Source: RevenueBase Database · checked Sep 16, 2026
20Strong evidenceBangor, PA, United StatesHQ checked Sep 16, 2026201-500152 contacts →

Strong evidence

“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…”

Source: RevenueBase Database · checked Sep 16, 2026
21Partial evidenceCincinnati, OH, United StatesHQ checked Sep 16, 2026201-500149 contacts →

Partial evidence

“Founded in 1916, The Shepherd Chemical Company is a fourth generation, family owned specialty chemical company dedicated to being our customer’s best co-development partner and…”

Source: RevenueBase Database · checked Sep 16, 2026
22Partial evidenceRosenberg, TX, United StatesHQ checked Sep 16, 2026201-500147 contacts →

Partial evidence

“Extensive chemical synthesis, formulation, manufacturing, and technology expertise.”

Source: RevenueBase Database · checked Sep 16, 2026
23Partial evidenceEasley, SC, United StatesHQ checked Sep 16, 2026201-500139 contacts →

Partial evidence

“Ortec is a custom chemical manufacturing and research company that helps our customers reach their market goals through our Technical Expertise, Quality Systems, Regulatory…”

Source: RevenueBase Database · checked Sep 16, 2026
24Strong evidenceMilwaukee, WI, United StatesHQ checked Sep 16, 2026201-500116 contacts →

Strong evidence

“Share Corporation is a nationwide manufacturer of over 400 specialty chemicals serving institutions, industry and municipalities.”

Source: RevenueBase Database · checked Sep 16, 2026
25Indirect evidenceSouth Plainfield, NJ, United StatesHQ checked Sep 16, 202651-200112 contacts →

Indirect evidence

“Founded in 1996 J-STAR Research, Inc.”

Source: RevenueBase Database · checked Sep 16, 2026

Showing 25 of 604 fine chemicals manufacturers based in the United States

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Fine chemicals manufacturers based in the United States at a glance

As of Sep 16, 2026
38.9%Verified-email coverage
35.8Average contacts per company
11-50Median size (employees)
2.8%Largest-city concentration · San Diego
Sep 16, 2026Page data refreshed

Companies by employee count

1-10
207
11-50
223
51-200
114
201-500
28
501-1,000
14
1,001-5,000
9
5,001-10,000
3
10001+
3

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 604 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 fine chemicals manufacturers, 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 “fine chemicals manufacturers”. 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 fine chemicals manufacturers), 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 fine chemicals manufacturers, 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, 8,405 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 16, 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 fine chemicals manufacturers, 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 fine chemicals manufacturers are there based in the United States?

RevenueBase identified 604 fine chemicals manufacturers 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?

W. R. Grace, headquartered in Columbia, tops this list with the largest team on record.

Which city has the most fine chemicals manufacturers?

San Diego leads with 17 headquartered companies, followed by Houston (15) and New York (10).

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 8,405 verified decision-maker contacts tracked across these 604 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 16, 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.