Company lists · Data refreshed September 2026

Top 25 Automotive composites suppliers based in the United States

Name: Automotive composites 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 30, 2026 268 companies tracked

RevenueBase identified 268 automotive composites suppliers headquartered in the United States as of September 2026 and tracks 12,994 professional contacts across them, including 3,946 with verified work emails. Salt Lake City is the largest hub.

This list covers automotive composites suppliers 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 30, 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 30, 2026 86% judged on-target in blind review

268Companies

12,994Contacts tracked

3,946Verified emails

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The 25 largest automotive composites suppliers based in the United States

Ranked by team size

Top 25 of 268 automotive composites suppliers based in the United States, ranked by team size, largest first. Data refreshed Sep 30, 2026. RevenueBase Smart Search rates how each company's information relates to automotive composites suppliers: 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	Hexcel Corporation	Indirect evidence	Stamford, CT, United StatesHQ checked Sep 30, 2026	5,001-10,000	2,825 contacts →
	Indirect evidence “As a leading producer of carbon fiber reinforcements and resin systems, and the world leader in honeycomb manufacturing for the commercial aerospace industry, Hexcel is creating a…” Source: RevenueBase Database · checked Sep 30, 2026
2	Composites ONE	Strong evidence	Schaumburg, IL, United StatesHQ checked Sep 30, 2026	501-1,000	632 contacts →
	Strong evidence “As the premier distributor and leading supplier of composite and high-performance materials, thousands of customers rely on Composites One every day.” Source: RevenueBase Database · checked Sep 30, 2026
3	Zoltek	Indirect evidence	St. Louis, United StatesHQ checked Sep 30, 2026	1,001-5,000	628 contacts →
	Indirect evidence “In the world of materials, carbon fiber has emerged as the ultimate team player, one that works miracles in reinforcing other materials and lifting them to new levels of…” Source: RevenueBase Database · checked Sep 30, 2026
4	Core Molding Technologies	Indirect evidence	Columbus, OH, United StatesHQ checked Sep 30, 2026	1,001-5,000	441 contacts →
	Indirect evidence “Core Molding Technologies is a leading engineered materials company specializing in molded structural products, principally in building products, utilities, transportation and…” Source: RevenueBase Database · checked Sep 30, 2026
5	Molded Fiber Glass MFG Companies	Partial evidence	Ashtabula, OH, United StatesHQ checked Sep 30, 2026	1,001-5,000	437 contacts →
	Partial evidence “MFG's composites expertise is a result of 70 years of service to customers in many industries.” Source: RevenueBase Database · checked Sep 30, 2026
6	Sekisui Aerospace Corporation	Indirect evidence	Renton, WA, United StatesHQ checked Sep 30, 2026	501-1,000	390 contacts →
	Indirect evidence “SEKISUI Aerospace is an industry leading company known for its manufacturing excellence in carbon fiber, thermoplastics, intelligent automation, aerospace interiors, structural…” Source: RevenueBase Database · checked Sep 30, 2026
7	Toray Composite Materials America, INC	Indirect evidence	Tacoma, WA, United StatesHQ checked Sep 30, 2026	1,001-5,000	385 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
8	Qarbon Aerospace	Partial evidence	Red Oak, TX, United StatesHQ checked Sep 30, 2026	501-1,000	360 contacts →
	Partial evidence “Qarbon Aerospace is a premier manufacturer of cutting-edge composite components and assemblies at all levels of complexity, with products installed on the industry’s most advanced…” Source: RevenueBase Database · checked Sep 30, 2026
9	The Gill Corporation	Partial evidence	El Monte, CA, United StatesHQ checked Sep 30, 2026	501-1,000	340 contacts →
	Partial evidence “The Gill Corporation is a leading manufacturer of high performance composite materials and products for the aerospace, transportation and other industries.” Source: RevenueBase Database · checked Sep 30, 2026
10	Roechling Industrial North America	Indirect evidence	Dallas, NC, United StatesHQ checked Sep 30, 2026	501-1,000	221 contacts →
	Indirect evidence “Join the team!” Source: RevenueBase Database · checked Sep 30, 2026
11	Rock West Composites	Partial evidence	San Diego, CA, United StatesHQ checked Sep 30, 2026	201-500	184 contacts →
	Partial evidence “Rock West utilizes a variety of composite material manufacturing techniques including, but not limited, to roll-wrapping, filament winding, press curing, bladder molding, resin…” Source: RevenueBase Database · checked Sep 30, 2026
12	Airtech Advanced Materials Group	Strong evidence	Huntington Beach, CA, United StatesHQ checked Sep 30, 2026	501-1,000	171 contacts →
	Strong evidence “Family-owned and trusted since 1973, Airtech Advanced Materials Group is a global supplier of composite tooling, vacuum bagging, lightweight architectural, and additive…” Source: RevenueBase Database · checked Sep 30, 2026
13	Leading Technology Composites, INC	Partial evidence	Wichita, KS, United StatesHQ checked Sep 30, 2026	201-500	146 contacts →
	Partial evidence “Founded in 1993, LTC has for years been a leader in the manufacture and design of composite solutions for our customers.” Source: RevenueBase Database · checked Sep 30, 2026
14	Barrday INC	Indirect evidence	Charlotte Nc, NC, United StatesHQ checked Sep 30, 2026	201-500	145 contacts →
	Indirect evidence “Barrday is a leading advanced material solutions company with an international manufacturing and sales presence.” Source: RevenueBase Database · checked Sep 30, 2026
15	General Plastics & Composites LP	Partial evidence	Houston, TX, United StatesHQ checked Sep 30, 2026	201-500	145 contacts →
	Partial evidence “General Plastics & Composites supports innovation through composite manufacturing and engineering solutions.” Source: RevenueBase Database · checked Sep 30, 2026
16	CTA Acoustics, INC	Indirect evidence	Madison Heights, MI, United StatesHQ checked Sep 30, 2026	501-1,000	142 contacts →
	Indirect evidence “Innovative Technologies, Quality Manufacturing CTA Acoustics, Inc.” Source: RevenueBase Database · checked Sep 30, 2026
17	Hanwha Advanced Materials America, LLC	Indirect evidence	Opelika, AL, United StatesHQ checked Sep 30, 2026	201-500	142 contacts →
	Indirect evidence “HANWHA ADVANCED MATERIALS AMERICA, LLC is a company based out of 4400 NORTHPARK DRIVE, OPELIKA, Alabama, United States.” Source: RevenueBase Database · checked Sep 30, 2026
18	Interstate Advanced Materials	Partial evidence	Sacramento, CA, United StatesHQ checked Sep 30, 2026	201-500	137 contacts →
	Partial evidence “Founded over four decades ago, Interstate Advanced Materials is a nationwide wholesale distributor of plastics and composite materials, serving a wide range of industries…” Source: RevenueBase Database · checked Sep 30, 2026
19	Aerovac Composites ONE	Indirect evidence	Schaumburg, IL, United StatesHQ checked Sep 30, 2026	201-500	121 contacts →
	Indirect evidence “Solvay Process Materials is now Aerovac!” Source: RevenueBase Database · checked Sep 30, 2026
20	Mcclarin Composites	Strong evidence	Hanover, PA, United StatesHQ checked Sep 30, 2026	501-1,000	115 contacts →
	Strong evidence “McCLARIN Composites has been a premier supplier of large Thermoplastic and Fiberglass Reinforced Plastic components since 1953.” Source: RevenueBase Database · checked Sep 30, 2026
21	Euro-Composites Corp	Partial evidence	Elkwood, VA, United StatesHQ checked Sep 30, 2026	51-200	112 contacts →
	Partial evidence “The EC Group is a global player in the field of high-quality and sophisticated composite materials.” Source: RevenueBase Database · checked Sep 30, 2026
22	MAP Of Easton INC	Indirect evidence	Easton, PA, United StatesHQ checked Sep 30, 2026	501-1,000	105 contacts →
	Indirect evidence “Using foams, polyesters and fiberglass, MAP develops full service manufacturing solutions from tooling inception through field installation.” Source: RevenueBase Database · checked Sep 30, 2026
23	Mastermold, LLC	Indirect evidence	Johnson Creek, WI, United StatesHQ checked Sep 30, 2026	51-200	93 contacts →
	Indirect evidence “MasterMold, LLC is a multi-site, Wisconsin based manufacturer.” Source: RevenueBase Database · checked Sep 30, 2026
24	Creative Composites Group	Partial evidence	Alum Bank, PA, United StatesHQ checked Sep 30, 2026	501-1,000	91 contacts →
	Partial evidence “Advance your infrastructure projects beyond the limitations of traditional materials by leveraging the capabilities of the Creative Composites Group (CCG).” Source: RevenueBase Database · checked Sep 30, 2026
25	Fibreworks Composites LLC	Partial evidence	Mooresville, NC, United StatesHQ checked Sep 30, 2026	51-200	87 contacts →
	Partial evidence “Fibreworks Composites offers expertise in the design, manufacture, and application of high performance, high quality composite structures.” Source: RevenueBase Database · checked Sep 30, 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: automotive composites suppliers. 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 automotive composites suppliers.
Partial evidence: Its own public description names part of automotive composites suppliers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name automotive composites suppliers. 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 268 automotive composites suppliers based in the United States

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Automotive composites suppliers based in the United States at a glance

As of Sep 30, 2026

30.4%Verified-email coverage

48.5Average contacts per company

11-50Median size (employees)

2.2%Largest-city concentration · Salt Lake City

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

1,001-5,000

5,001-10,000

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 268 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 automotive composites suppliers, 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 “automotive composites suppliers”. 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 automotive composites suppliers), 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 automotive composites suppliers, 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, 3,946 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 30, 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 automotive composites suppliers, 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 automotive composites suppliers are there based in the United States?

RevenueBase identified 268 automotive composites suppliers 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?

Hexcel Corporation, headquartered in Stamford, tops this list with the largest team on record.

Which city has the most automotive composites suppliers?

Salt Lake City leads with 6 headquartered companies, followed by Wichita (4) and Ashtabula (3).

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 3,946 verified decision-maker contacts tracked across these 268 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 30, 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.