Company lists · Data refreshed September 2026

Top 24 Resin compound manufacturers based in the United States

RevenueBase identified 313 resin compound manufacturers headquartered in the United States as of September 2026 and tracks 8,429 professional contacts across them, including 2,674 with verified work emails. New York is the largest hub.

This list covers resin compound 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 17, 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 17, 2026 86% judged on-target in blind review
313Companies
8,429Contacts tracked
2,674Verified emails
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The 24 largest resin compound manufacturers based in the United States

Ranked by team size
Top 24 of 313 resin compound manufacturers based in the United States, ranked by team size, largest first. Data refreshed Sep 17, 2026. RevenueBase Smart Search rates how each company's information relates to resin compound 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 evidenceWinona, MN, United StatesHQ checked Sep 17, 20261,001-5,000686 contacts →

Partial evidence

“RTP Company, headquartered in Winona, Minn, is a global compounder of custom engineered thermoplastics.”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceN, United StatesHQ checked Sep 17, 2026n/a497 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidenceWestlake, OH, United StatesHQ checked Sep 17, 20261,001-5,000388 contacts →

Indirect evidence

“Geon® Performance Solutions unlocks the power of polymers for the future.”

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceRichmond, IN, United StatesHQ checked Sep 17, 20261,001-5,000369 contacts →

Indirect evidence

“Primex, founded in 1965, is a global leader in the extruded plastics industry.”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceBoston, NC, United StatesHQ checked Sep 17, 2026501-1,000281 contacts →

Indirect evidence

“Alphagary, an Orbia business, is pioneering innovation solutions to advance life around the world.”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceOrlando, FL, United StatesHQ checked Sep 17, 2026201-500271 contacts →

Indirect evidence

“For over thirty-five years, Entec has helped grow our customers’ businesses by forging strong, trust-driven partnerships.”

Source: RevenueBase Database · checked Sep 17, 2026
7Strong evidenceFowlerville, MI, United StatesHQ checked Sep 17, 2026201-500240 contacts →

Strong evidence

“Asahi Kasei Plastics North America, Inc.(“APNA”) is a leading manufacturer of innovative, high-performance, engineered polymers and chemically coupled polypropylene resins in…”

Source: RevenueBase Database · checked Sep 17, 2026
8Indirect evidenceLivingston, NJ, United StatesHQ checked Sep 17, 20261,001-5,000218 contacts →

Indirect evidence

“Nan Ya Plastics Corporation, America ("NPCA"), a Delaware-incorporated company and a wholly-owned subsidiary of Nan Ya Plastics Corporation, Taiwan ("NPC-Taiwan"), was founded in…”

Source: RevenueBase Database · checked Sep 17, 2026
9Partial evidenceStreetsboro, OH, United StatesHQ checked Sep 17, 2026201-500199 contacts →

Partial evidence

“People, Partners and Possibilities in Polymer Compound Solutions A global leader in advanced polymers, Aurora Material Solutions delivers unmatched product quality and customized…”

Source: RevenueBase Database · checked Sep 17, 2026
10Partial evidenceSheboygan, WI, United StatesHQ checked Sep 17, 2026501-1,000172 contacts →

Partial evidence

“SACO AEI Polymers is a Customer-Driven manufacturer providing Premium Value and Innovative Polymer Solutions in North America.”

Source: RevenueBase Database · checked Sep 17, 2026
11Partial evidenceDes Moines, IA, United StatesHQ checked Sep 17, 202651-200147 contacts →

Partial evidence

“At Channel Prime Alliance, we’re here to make resin distribution seamless.”

Source: RevenueBase Database · checked Sep 17, 2026
12Indirect evidenceOrlando, FL, United StatesHQ checked Sep 17, 202651-200144 contacts →

Indirect evidence

“Bamberger Amco Polymers is a full line North American Plastic Distributor that has been in business for over 60 years with a philosophy of helping customers find better solutions…”

Source: RevenueBase Database · checked Sep 17, 2026
13Indirect evidenceWashington, PA, United StatesHQ checked Sep 17, 20261,001-5,000142 contacts →

Indirect evidence

“At Ensinger's facilites in North America, we focus on processing high performance engineering polymers in several manufacturing facilities in New Jersey, Delaware, Texas…”

Source: RevenueBase Database · checked Sep 17, 2026
14Indirect evidenceEaston, PA, United StatesHQ checked Sep 17, 202651-200134 contacts →

Indirect evidence

“Founded in 1984, Polytek® Development Corp.”

Source: RevenueBase Database · checked Sep 17, 2026
15Partial evidenceFort Lauderdale, FL, United StatesHQ checked Sep 17, 202651-200133 contacts →

Partial evidence

“Montachem International distributes a complete line of thermoplastic resins and related additives to meet the needs of plastics’ converters worldwide.”

Source: RevenueBase Database · checked Sep 17, 2026
16Partial evidenceRavenswood, WV, United StatesHQ checked Sep 17, 202651-200128 contacts →

Partial evidence

“Founded in 1988 and headquartered in Ravenswood, WV, Star Plastics is a leading producer of high-quality engineered compounds, product solutions and services, including an…”

Source: RevenueBase Database · checked Sep 17, 2026
17Indirect evidenceSheboygan, WI, United StatesHQ checked Sep 17, 2026201-50085 contacts →

Indirect evidence

“PLENCO is a materials company advancing the systems that power industry.”

Source: RevenueBase Database · checked Sep 17, 2026
18Strong evidenceFlowood, MS, United StatesHQ checked Sep 17, 2026201-50079 contacts →

Strong evidence

“Resinall Corp is a manufacturer of thermoplastic resins and polymers used as binders and/or elastomer modifiers in a wide range of industrial applications.”

Source: RevenueBase Database · checked Sep 17, 2026
19Partial evidenceFarmington, CT, United StatesHQ checked Sep 17, 202651-20068 contacts →

Partial evidence

Compounding Success!”

Source: RevenueBase Database · checked Sep 17, 2026
20Partial evidenceNew York, NY, United StatesHQ checked Sep 17, 202651-20065 contacts →

Partial evidence

“MGI International, LLC is a leading global plastic resin distributor and the holding company for Marco Polo International (established 1985), Global Plastics (established 2008)…”

Source: RevenueBase Database · checked Sep 17, 2026
21Strong evidencePittsburgh, PA, United StatesHQ checked Sep 17, 202651-20064 contacts →

Strong evidence

“Neville Chemical is a leading manufacturer of low molecular weight thermoplastic and liquid resins that serve a wide variety of applications in the Coatings, Adhesives, Ink and…”

Source: RevenueBase Database · checked Sep 17, 2026
22Strong evidenceColumbia, MD, United StatesHQ checked Sep 17, 202651-20049 contacts →

Strong evidence

“Niche Polymer LLC is a custom compounder and toll compounder of thermoplastic engineering resins located in Ravenswood, WV.”

Source: RevenueBase Database · checked Sep 17, 2026
23Indirect evidenceJeffersonville, IN, United StatesHQ checked Sep 17, 202651-20047 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
24Indirect evidenceWoodland Park, NJ, United StatesHQ checked Sep 17, 202651-20046 contacts →

Indirect evidence

“We are your one stop plastics center for any brand, shape, or product engineered to meet your most rigid requirements.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 24 of 313 resin compound manufacturers based in the United States

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Resin compound manufacturers based in the United States at a glance

As of Sep 17, 2026
31.7%Verified-email coverage
26.9Average contacts per company
11-50Median size (employees)
2.2%Largest-city concentration · New York
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
83
11-50
138
51-200
59
201-500
17
501-1,000
8
1,001-5,000
7

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 313 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 resin compound 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 “resin compound 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 resin compound 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 resin compound 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, 2,674 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 17, 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 resin compound 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 resin compound manufacturers are there based in the United States?

RevenueBase identified 313 resin compound 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?

RTP Company, headquartered in Winona, tops this list with the largest team on record.

Which city has the most resin compound manufacturers?

New York leads with 7 headquartered companies, followed by Akron (5) and Houston (5).

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 2,674 verified decision-maker contacts tracked across these 313 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 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 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.