Company lists · Data refreshed September 2026
Top 25 Fiberglass reinforced plastic door manufacturers worldwide
RevenueBase identified 667 fiberglass reinforced plastic door manufacturers worldwide as of September 2026 and tracks 6,979 professional contacts across them, including 1,253 with verified work emails. India is the largest market and Pune the largest hub.
This list covers fiberglass reinforced plastic door manufacturers worldwide, 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. Country and city lists for fiberglass reinforced plastic door manufacturers follow the table.
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.
The 25 largest fiberglass reinforced plastic door manufacturers worldwide
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 744 contacts → | ||||
Partial evidence “Therma-Tru is the leading entry door brand most preferred by building professionals.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 555 contacts → | ||||
Strong evidence “EPP Composites: Innovating the Future of FRP/GRP Solutions About Us Founded in 1986, EPP Composites is a globally recognized leader in Fiber Reinforced Plastic (FRP) and Glass…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 3 | 215 contacts → | ||||
Partial evidence “Strongwell is the world's leading pultruder of fiber reinforced (FRP) structural components.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 195 contacts → | ||||
Strong evidence “With six decades of experience in the Fiberglass Reinforced Plastics industry, Fibergrate Composite Structures manufactures and sells the most complete line of high-performance…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 158 contacts → | ||||
Partial evidence “ORI Group has been known as one of the leading FRP manufacturers in the industry.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 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, 2026Thanks. The Data Team will review it. | |||||
| 7 | 105 contacts → | ||||
Partial evidence “Enduro Composites is a vertically integrated manufacturer of FRP composites.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 96 contacts → | ||||
Strong evidence “Based in Decatur, Michigan, Special-Lite manufactures complete entrance systems consisting of flush, monumental, wood grain doors, colonial doors, panels and framing for new…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 94 contacts → | ||||
Strong evidence “Polser is a leading manufacturer of fiberglass-reinforced plastic (FRP) solutions, delivering high-performance composite materials for the trailers, truck bodies, passenger vans…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 88 contacts → | ||||
Strong evidence “Treadwell Group is an established name in the Fibreglass Reinforced Plastic (FRP) industry throughout Australia.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 80 contacts → | ||||
Strong evidence “Founded in 1994 and based in Los Angeles, CA, Plastpro has always believed in providing a superior fiberglass door with the best value, technology, and commitment to our customers.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 65 contacts → | ||||
Partial evidence “We make sustainable, high performance fiberglass products that help save buildings energy.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 62 contacts → | ||||
Indirect evidence “We provide a smart alternative to wood, steel and aluminum.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 55 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 51 contacts → | ||||
Indirect evidence “ANDREU BARBERÁ es una experimentada empresa española fabricante de puertas metálicas para uso industrial y residencial.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 16 | 51 contacts → | ||||
Partial evidence “Founded in 1998 under the umbrella of Techno Group of Trade and Industries, TechnoFiber has grown to become a leading manufacturer of innovative FRP/GRP products.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 48 contacts → | ||||
Strong evidence “Fiberglass Reinforced Plastics (FRP) Manufacturer since 1983.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 46 contacts → | ||||
Indirect evidence “Advantic Building Group organizes people and technology to reshape how the world builds.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 41 contacts → | ||||
Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 38 contacts → | ||||
Indirect evidence “In 1984, Leon Weiland went into an 800 sq.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 37 contacts → | ||||
Strong evidence “Hurst Doors is one of the UK's leading manufacturers of PVC-U panels, composite doors and composite fire doors, supplying trade partners throughout the UK and Europe.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 37 contacts → | ||||
Indirect evidence “Agni Fiber Boards Pvt Ltd is an FRP/GRP Pultrusion and MOLDED grating manufacturing,Also fiber glass Rebar, VRod, epoxy pultrusion,Fastners,FRP Core rod,FRP…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 32 contacts → | ||||
Strong evidence “Coroseal is amongst the leading manufacturer and service provider in Fibre Reinforced Plastic (FRP) products in South East Asia.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 30 contacts → | ||||
Partial evidence “GAREX: The unavoidable choice in steel and aluminum garage door manufacturing.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 30 contacts → | ||||
Indirect evidence “Smits Kozijnen is een innovatieve kozijnenproducent in Gemert en richt zich op de ontwikkeling, productie en verkoop van kunststof ramen en deuren.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
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: fiberglass reinforced plastic door manufacturers. 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 fiberglass reinforced plastic door manufacturers.
- Partial evidence
- Its own public description names part of fiberglass reinforced plastic door manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name fiberglass reinforced plastic door manufacturers. 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 667 fiberglass reinforced plastic door manufacturers worldwide
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Fiberglass reinforced plastic door manufacturers worldwide at a glance
As of Sep 30, 2026Companies by employee count
Email recency is reported on each country list linked below.
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 fiberglass reinforced plastic door 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.
- Coverage
- Every country. Country and city lists for fiberglass reinforced plastic door manufacturers are linked below.
- What qualifies
- Companies worldwide whose own description of what they do matches “fiberglass reinforced plastic door 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 fiberglass reinforced plastic door 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 fiberglass reinforced plastic door manufacturers, and records with no verified work email.
- 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, 1,253 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.
Fiberglass reinforced plastic door manufacturers by location
2 lists · largest firstEvery Fiberglass reinforced plastic door manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.
Countries
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 fiberglass reinforced plastic door 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 fiberglass reinforced plastic door manufacturers are there worldwide?
RevenueBase identified 667 fiberglass reinforced plastic door manufacturers worldwide 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?
Therma-Tru Doors, headquartered in Deerfield, tops this list with the largest team on record.
Which country has the most fiberglass reinforced plastic door manufacturers?
India leads with 152 companies, followed by the United States (80). Every fiberglass reinforced plastic door manufacturers list by country and city is linked on this page.
Which city has the most fiberglass reinforced plastic door manufacturers?
Pune leads with 12 headquartered companies, followed by Ahmedabad (11) and Bangalore (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 1,253 verified decision-maker contacts tracked across these 667 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.