Company lists · Data refreshed October 2026

Top 21 Custom molded epoxies suppliers based in the United States

RevenueBase identified 39 company matches for custom molded epoxies suppliers associated with the United States as of October 2026 and tracks 651 professional contacts across them, including 228 with verified work emails. San Diego is the largest hub.

This list covers company matches for custom molded epoxies 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 October 24, 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 24, 2026 How this list was built
39Companies
651Contacts tracked
228Verified emails
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The 21 largest custom molded epoxies suppliers based in the United States

Ranked by team size
Top 21 of 39 company matches for custom molded epoxies suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 24, 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 matchEaston, PA, United StatesHQ recorded Oct 24, 202651-200137 contacts →

Exact match

“Founded in 1984, Polytek® Development Corp.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
2Exact matchGreer, SC, United StatesHQ recorded Oct 24, 2026201-50066 contacts →

Exact match

“Huntington Foam is a custom shape molder and fabricator of various expanded plastic materials.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
3Exact matchSt. Petersburg, FL, United StatesHQ recorded Oct 24, 202651-20060 contacts →

Exact match

“Fiberglass Coatings carries a complete line of polyester resin, epoxy resin gelcoats and fiberglass materials.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
4Exact matchNorth Sarasota, FL, United StatesHQ recorded Oct 24, 202611-5045 contacts →

Exact match

“Founded in the early 1950's, Fiberlay has grown to become a leading wholesale/retail distributor of fiberglass supplies including epoxy and polyester resins, casting and molding…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
5Exact matchTustin, CA, United StatesHQ recorded Oct 24, 202611-5034 contacts →

Exact match

“BJB Enterprises, Inc is an ISO registered company.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
6Exact matchMequon, WI, United StatesHQ recorded Oct 24, 202651-20032 contacts →

Exact match

“Copps Industries is an ISO Certified Custom Epoxy Resin Formulator.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
7Exact matchAtlanta, GA, United StatesHQ recorded Oct 24, 202651-20030 contacts →

Exact match

“Magnolia Advanced Materials, Inc, is a privately held manufacturer of custom high-performance epoxy systems known for short lead times and exceptional customer service.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
8Exact matchBay City, MI, United StatesHQ recorded Oct 24, 202611-5028 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
9Exact matchLawrence, MA, United StatesHQ recorded Oct 24, 202611-5025 contacts →

Exact match

“KEY POLYMER was founded in 1959.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
10Exact matchCoeymans, NY, United StatesHQ recorded Oct 24, 202651-20024 contacts →

Exact match

“Composite Technology & Infrastructure in Albany, NY is principled around the notion that the success of the system is its component parts.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
11Exact matchAmherst, NH, United StatesHQ recorded Oct 24, 20261-1012 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
12Exact matchGalesburg, MI, United StatesHQ recorded Oct 24, 202611-5011 contacts →

Exact match

“Alumilite has everything you need for mold making and casting.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
13Exact matchWarwick, RI, United StatesHQ recorded Oct 24, 202651-20010 contacts →

Exact match

“RBC Industries is a manufacturer of standard and custom epoxy, polyester, silicone, urethane, UV curable and waterbased polymer systems.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
14Exact matchCranston, RI, United StatesHQ recorded Oct 24, 202611-509 contacts →

Exact match

“The most efficient, reliable custom epoxy, silicone and urethane formulations on the market.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
15Exact matchSouth Gate, CA, United StatesHQ recorded Oct 24, 202611-508 contacts →

Exact match

“Founded in 1943, L.W.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
16Exact matchLacey, WA, United StatesHQ recorded Oct 24, 202611-506 contacts →

Exact match

“Manufacturer of quality epoxy products for DIY and OEM projects.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
17Exact matchSolon, OH, United StatesHQ recorded Oct 24, 202611-504 contacts →

Exact match

“Lattice Composites is a custom formulator and manufacturer of advanced, high performance epoxy resin systems.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
18Exact matchCarson, CA, United StatesHQ recorded Oct 24, 202651-2003 contacts →

Exact match

“Resin Formulators, a division of GracoRoberts, is a manufacturer and formulator of high-quality custom formulations and off-the-shelf epoxy resin systems.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
19Exact matchOrlando, FL, United StatesHQ recorded Oct 24, 20261-103 contacts →

Exact match

“We supply silicone, polyurethane, epoxy and MORE to our customers to help them to be successful, while serving with kindness and joy.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
20Exact matchChicago, United StatesHQ recorded Oct 24, 202611-502 contacts →

Exact match

“CDx is a professional Manufacturers Representative and Applications Engineering company in partnership with EFI Polymers, a custom formulator of epoxy and polyurethane potting &…”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase
21Exact matchNampa, ID, United StatesHQ recorded Oct 24, 20261-101 contacts →

Exact match

“We sell a full line of Epoxy resins and shop products on Amazon and our website.”

Recorded in the RevenueBase company graph · Oct 24, 2026 · View company records in RevenueBase

Showing 21 of 39 custom molded epoxies suppliers based in the United States

See the full list, filter by size, metro and specialty, and access 228 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Custom molded epoxies suppliers based in the United States at a glance

As of Oct 24, 2026
35.0%Verified-email coverage
16.7Average contacts per company
11-50Median size (employees)
7.7%Largest-city concentration · San Diego
Oct 24, 2026Page data refreshed

Companies by employee count

1-10
13
11-50
16
51-200
9
201-500
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 39 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 “custom molded epoxies 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 228 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 24, 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 “custom molded epoxies suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many custom molded epoxies suppliers are there based in the United States?

RevenueBase identified 39 company matches for custom molded epoxies suppliers 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?

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

Which city has the most custom molded epoxies suppliers?

San Diego leads with 3 company records, followed by Bay City (2) and Amherst (1).

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 228 professional contacts with verified work emails tracked across these 39 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 24, 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.