Company lists · Data refreshed September 2026
Top 25 Access door manufacturers based in the United States
RevenueBase identified 670 access door manufacturers headquartered in the United States as of September 2026 and tracks 11,685 professional contacts across them, including 3,440 with verified work emails. Miami is the largest hub.
This list covers access door 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 29, 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.
The 25 largest access door manufacturers based in the United States
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 29, 2026Thanks. The Data Team will review it. | |||||
| 2 | 506 contacts → | ||||
Strong evidence “ASSA ABLOY Opening Solutions Americas provides a complete range of door opening products for access solutions in homes, businesses, and institutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 3 | 447 contacts → | ||||
Partial evidence “Your door opening specialist for life safety and security." Since its establishment in 1954, LaForce, LLC has grown to become one of the largest distributors of doors, frames…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 4 | 332 contacts → | ||||
Strong evidence “American Building Supply (ABS) is subsidiary of Jeld-Wen Windows and Doors and is one of the Nation’s largest Wholesale Distributors and Manufacturers of quality Doors, Door…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 5 | 207 contacts → | ||||
Partial evidence “TruStile is the industry leader in quality architectural doors for high-end residential and commercial markets.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 6 | 174 contacts → | ||||
Strong evidence “With over doors in operation, Rytec, a Nucor company, is North America’s leading manufacturer of innovative, high-performance doors for industrial, commercial, retail, automotive…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 7 | 174 contacts → | ||||
Strong evidence “NABCO is the manufacturer of Gyro Tech® automated entrance systems including automatic sliding, swinging and folding doors, low energy ADA operators, fire rated automatic swing…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 8 | 170 contacts → | ||||
Strong evidence “CornellCookson LLC is a leading rolling door and grille manufacturer with facilities in Mountain Top, PA and Goodyear, AZ.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 9 | 158 contacts → | ||||
Partial evidence “With over 130 years of experience, TCH has a proven track record of excellence providing opening and access solutions for commercial, architectural, and residential construction…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 10 | 149 contacts → | ||||
Indirect evidence “The BILCO Company is a trusted brand within Quanex Custom Solutions, a segment of Quanex (NYSE: NX)-a global, publicly traded manufacturing company dedicated to delivering…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 11 | 139 contacts → | ||||
Indirect evidence “Nystrom offers a broad line of specialty building products to better serve construction professionals and architects.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 12 | 113 contacts → | ||||
Strong evidence “Founded in 1877, Eberhard is a leading global manufacturer of high-performance industrial access hardware, specializing in latches, locks, handles, and electronic access systems.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 13 | 107 contacts → | ||||
Indirect evidence “Providing products that are available, reliable, and economical.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 14 | 106 contacts → | ||||
Partial evidence “Horton Automatics has been designing, manufacturing, and selling automatic and manual doors since 1960, when it developed the first automatic sliding door sold in America.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 15 | 102 contacts → | ||||
Partial evidence “Our organization was founded in 1972 with one goal in mind: To manufacture quality products and services that would make our customer's lives better.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 16 | 100 contacts → | ||||
Indirect evidence “Cornell Iron Works continues to lead the industry in developing innovative closure solutions for commercial buildings.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 17 | 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 29, 2026Thanks. The Data Team will review it. | |||||
| 18 | 92 contacts → | ||||
Partial evidence “Our product offering includes doors, frames, sidelites, borrowed lites, transom frames, radius doors and frames, pocket frames, lead lined doors and frames, STC openings…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 19 | 89 contacts → | ||||
Indirect evidence “At The Marwin Company, our mission is to provide exceptional value through innovative and durable building products, delivered with superior customer service.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 20 | 82 contacts → | ||||
Partial evidence “The Leader in Custom, Quick Ship, Hollow Metal Doors & Door Frames DCI Hollow Metal on Demand is the nationwide leader in custom hollow metal and commercial steel doors and…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 21 | 74 contacts → | ||||
Partial evidence “Established in 1955, Dash Door & Glass is a leading commercial contractor for “Division 8” products and services, operating through its six in-house Product & Service Groups-…” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 22 | 71 contacts → | ||||
Indirect evidence “The demands of the commercial construction industry are complex and ever-changing, requiring service, performance, and reliability.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 23 | 70 contacts → | ||||
Strong evidence “PDQ Manufacturing, established in 1982, is an independent full-service architectural door hardware manufacturer based in Lancaster County, PA.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 24 | 66 contacts → | ||||
Strong evidence “Welcome to Best Access Doors - your trusted source for commercial and industrial access solutions.” Source: RevenueBase Database · checked Sep 29, 2026Thanks. The Data Team will review it. | |||||
| 25 | 66 contacts → | ||||
Partial evidence “Colorado Doorways is the largest provider of commercial doors, frames, hardware and security integration services in the Rocky Mountain region.” Source: RevenueBase Database · checked Sep 29, 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: access 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 access door manufacturers.
- Partial evidence
- Its own public description names part of access door manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name access 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 670 access door manufacturers based in the United States
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Access door manufacturers based in the United States at a glance
As of Sep 29, 2026Companies by employee count
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 670 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 access 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.
- What qualifies
- Companies headquartered in the United States whose own description of what they do matches “access 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 access 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 access door 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, 3,440 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 29, 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 access 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 access door manufacturers are there based in the United States?
RevenueBase identified 670 access door 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?
Therma-Tru Doors, headquartered in Deerfield, tops this list with the largest team on record.
Which city has the most access door manufacturers?
Miami leads with 14 headquartered companies, followed by Houston (9) and New York (9).
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 3,440 verified decision-maker contacts tracked across these 670 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 29, 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.
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