Company lists · Data refreshed October 2026

Top 25 Flange glass reinforced epoxy/glass reinforced plastic suppliers based in the United States

Name: Flange glass reinforced epoxy/glass reinforced plastic suppliers based in the United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 25, 2026 144 companies tracked

RevenueBase identified 144 company matches for flange glass reinforced epoxy/glass reinforced plastic suppliers associated with the United States as of October 2026 and tracks 2,674 professional contacts across them, including 748 with verified work emails. Houston is the largest hub.

This list covers company matches for flange glass reinforced epoxy/glass reinforced plastic 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 25, 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 25, 2026 How this list was built

144Companies

2,674Contacts tracked

748Verified emails

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The 25 largest flange glass reinforced epoxy/glass reinforced plastic suppliers based in the United States

Ranked by team size

Top 25 of 144 company matches for flange glass reinforced epoxy/glass reinforced plastic suppliers based in the United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 25, 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	Strongwell	Exact match	Bristol, VA, United StatesHQ recorded Oct 25, 2026	501-1,000	215 contacts →
	Exact match “Strongwell is the world's leading pultruder of fiber reinforced (FRP) structural components.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
2	Fibergrate Composite Structures	Exact match	Dallas, TX, United StatesHQ recorded Oct 25, 2026	201-500	201 contacts →
	Exact match “With six decades of experience in the Fiberglass Reinforced Plastics industry, Fibergrate Composite Structures manufactures and sells the most complete line of high-performance…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
3	RPS Composites, INC	Exact match	Mobile, AL, United StatesHQ recorded Oct 25, 2026	51-200	119 contacts →
	Exact match “RPS Composites provides engineered dual laminate and FRP pipe and tank solutions to industrial customers for corrosive fluid processing, handling, and storage applications.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
4	Mcclarin Composites	Exact match	Hanover, PA, United StatesHQ recorded Oct 25, 2026	501-1,000	116 contacts →
	Exact match “McCLARIN Composites has been a premier supplier of large Thermoplastic and Fiberglass Reinforced Plastic components since 1953.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
5	Enduro Composites	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	115 contacts →
	Exact match “Enduro Composites is a vertically integrated manufacturer of FRP composites.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
6	Jushi USA	Exact match	Irwindale, CA, United StatesHQ recorded Oct 25, 2026	5,001-10,000	83 contacts →
	Exact match “Jushi Group, headquartered in the Tongxiang Economic Development Zone, Zhejiang, China, is one of the world’s largest producers of fiberglass reinforcements.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
7	Ershigs, Inc. By Fiber Glass Systems	Exact match	Bellingham, WA, United StatesHQ recorded Oct 25, 2026	201-500	74 contacts →
	Exact match “ENGINEERING With the start of every project, Ershigs develops a comprehensive plan, including: project assessment, process engineering, systems engineering, design, analysis, and…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
8	Bedford Reinforced Plastics	Exact match	Bedford, PA, United StatesHQ recorded Oct 25, 2026	201-500	65 contacts →
	Exact match “We provide a smart alternative to wood, steel and aluminum.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
9	Fiberglass Coatings	Exact match	St. Petersburg, FL, United StatesHQ recorded Oct 25, 2026	51-200	60 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 25, 2026 · View company records in RevenueBase
10	Haysite Reinforced Plastics LTD	Exact match	Erie, PA, United StatesHQ recorded Oct 25, 2026	51-200	55 contacts →
	Exact match “Haysite Reinforced Plastics, located in Erie, PA, is among the worldwide leaders in the formulation and processing of thermoset composite materials.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
11	U.S. Metals, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	51-200	49 contacts →
	Exact match “U.S.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
12	Fiberlay INC	Exact match	North Sarasota, FL, United StatesHQ recorded Oct 25, 2026	11-50	45 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 25, 2026 · View company records in RevenueBase
13	CF Maier Composites, INC	Exact match	Lamar, CO, United StatesHQ recorded Oct 25, 2026	51-200	32 contacts →
	Exact match “C.F.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
14	Amalga Composites	Exact match	West Allis, WI, United StatesHQ recorded Oct 25, 2026	51-200	30 contacts →
	Exact match “Founded in 1966, Amalga Composites is a leader in the design, engineering and manufacturing of filament wound composite products.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
15	MSI Supply, INC	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	11-50	29 contacts →
	Exact match “MSI Supply is a full-line distributor of pipe, valves, fittings, flanges, gaskets, fasteners, tubing, and instrumentation, serving price-conscious customers who desire quick…” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
16	Delta Machine & Ironworks	Exact match	Baton Rouge, LA, United StatesHQ recorded Oct 25, 2026	51-200	26 contacts →
	Exact match “Founded by John D.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
17	Quakewrap, INC	Exact match	Tucson, AZ, United StatesHQ recorded Oct 25, 2026	51-200	24 contacts →
	Exact match “QuakeWrap Inc, the "Infrastructure Innovators," is a leading provider of fiber reinforced polymer (FRP) products and systems for structural restoration and retrofit.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
18	LEE Supply Company, LLC	Exact match	Tulsa, OK, United StatesHQ recorded Oct 25, 2026	51-200	22 contacts →
	Exact match “Lee Supply was founded in 1973 by Sid and Maxine Lee and their two sons, Dennis and Doug.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
19	Diamond Fiberglass Systems And Services	Exact match	Victoria, TX, United StatesHQ recorded Oct 25, 2026	51-200	21 contacts →
	Exact match “Diamond Fiberglass Systems and Services, an Andronaco Industries company, has been delivering value to customers since 1986.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
20	Dragon Industrial Wrap	Exact match	Beaumont, TX, United StatesHQ recorded Oct 25, 2026	11-50	20 contacts →
	Exact match “Dragon Industrial Wrap is a professional engineering designed carbon fiber wrap, with a two-part epoxy resin.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
21	ECC Corrosion, INC	Exact match	Wisconsin Rapids, WI, United StatesHQ recorded Oct 25, 2026	51-200	20 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
22	Tight Line Composites	Exact match	Hazelwood, MO, United StatesHQ recorded Oct 25, 2026	51-200	18 contacts →
	Exact match “Tight Line Composites was founded in Hazelwood, MO in 2018 with the single focus of manufacturing carbon fiber reinforced plastic profiles for the wind energy industry.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
23	Mantis Piping	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	11-50	16 contacts →
	Exact match “Mantis Piping, formerly PJ Piping, supplies pipe, fittings, flanges, and associated piping components to the Energy industry.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
24	Virtual Polymer Compounds	Exact match	Medina, NY, United StatesHQ recorded Oct 25, 2026	51-200	15 contacts →
	Exact match “For everything you need in custom fiberglass products, Virtual Polymer Compounds, LLC (VPC Fiberglass) offers a wide range of fiberglass fabricating capabilities.” Recorded in the RevenueBase company graph · Oct 25, 2026 · View company records in RevenueBase
25	Texas Flange	Exact match	Houston, TX, United StatesHQ recorded Oct 25, 2026	11-50	15 contacts →
	Exact match “Texas Flange provides ASME and Non code Industrial pipe flanges for the Petrochemical, Process, and Waterworks industries in Stainless Steel Industrial Flanges, Alloy Steel…” Recorded in the RevenueBase company graph · Oct 25, 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 “flange glass reinforced epoxy/glass reinforced plastic 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 144 flange glass reinforced epoxy/glass reinforced plastic suppliers based in the United States

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Flange glass reinforced epoxy/glass reinforced plastic suppliers based in the United States at a glance

As of Oct 25, 2026

28.0%Verified-email coverage

18.6Average contacts per company

11-50Median size (employees)

10.4%Largest-city concentration · Houston

Oct 25, 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 144 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 “flange glass reinforced epoxy/glass reinforced plastic 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 748 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 25, 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 “flange glass reinforced epoxy/glass reinforced plastic suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many flange glass reinforced epoxy/glass reinforced plastic suppliers are there based in the United States?

RevenueBase identified 144 company matches for flange glass reinforced epoxy/glass reinforced plastic 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?

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

Which city has the most flange glass reinforced epoxy/glass reinforced plastic suppliers?

Houston leads with 15 company records, followed by Beaumont (2) and Bedford (2).

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 748 professional contacts with verified work emails tracked across these 144 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 25, 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.