Company lists · Data refreshed September 2026

Top 25 Prefabrication fabricators based in the United States

RevenueBase identified 5,006 prefabrication fabricators headquartered in the United States as of September 2026 and tracks 70,384 professional contacts across them, including 22,199 with verified work emails. Houston is the largest hub.

This list covers prefabrication fabricators 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
5,006Companies
70,384Contacts tracked
22,199Verified emails
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The 25 largest prefabrication fabricators based in the United States

Ranked by team size
Top 25 of 5,006 prefabrication fabricators 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 prefabrication fabricators: 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
1Indirect evidenceChesterfield, MO, United StatesHQ checked Sep 17, 20265,001-10,0001,494 contacts →

Indirect evidence

“MiTek is a construction technology leader on a mission to advance the adoption of offsite construction.”

Source: RevenueBase Database · checked Sep 17, 2026
2Indirect evidenceMorton, IL, United StatesHQ checked Sep 17, 20261,001-5,0001,065 contacts →

Indirect evidence

“Morton Buildings, headquartered in Morton, Illinois, is the industry leader in post-frame manufacturing and construction.”

Source: RevenueBase Database · checked Sep 17, 2026
3Indirect evidenceKansas City, MO, United StatesHQ checked Sep 17, 20261,001-5,000705 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
4Indirect evidenceWaterloo, IN, United StatesHQ checked Sep 17, 20261,001-5,000669 contacts →

Indirect evidence

“Nucor Building Systems, a division of Nucor Corporation, has been a leader in the design and manufacture of custom-engineered metal building systems for more than two and a half…”

Source: RevenueBase Database · checked Sep 17, 2026
5Indirect evidenceEden Prairie, MN, United StatesHQ checked Sep 17, 20261,001-5,000655 contacts →

Indirect evidence

“Fabcon manufactures and erects precast concrete wall panels for every type of structure.”

Source: RevenueBase Database · checked Sep 17, 2026
6Indirect evidenceWest Sacramento, CA, United StatesHQ checked Sep 17, 2026501-1,000614 contacts →

Indirect evidence

“Clark Pacific designs, manufactures and builds prefabricated building systems; bridging the gap between construction and manufacturing.”

Source: RevenueBase Database · checked Sep 17, 2026
7Indirect evidenceSpartanburg, SC, United StatesHQ checked Sep 17, 20261,001-5,000612 contacts →

Indirect evidence

“From modest beginnings as a manufacturer of concrete pipe to a major force in precast, prestressed concrete architectural and structural systems, precast modular systems, cell…”

Source: RevenueBase Database · checked Sep 17, 2026
8Partial evidenceOklahoma City, OK, United StatesHQ checked Sep 17, 20261,001-5,000605 contacts →

Partial evidence

“W&W | AFCO Steel is the largest structural steel fabricator and erector in the United States.”

Source: RevenueBase Database · checked Sep 17, 2026
9Indirect evidenceLittle Rock, AR, United StatesHQ checked Sep 17, 20261,001-5,000561 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
10Indirect evidenceMelrose Park, IL, United StatesHQ checked Sep 17, 20261,001-5,000544 contacts →

Indirect evidence

“Anning-Johnson Company is one of the country's largest specialty construction companies.”

Source: RevenueBase Database · checked Sep 17, 2026
11Indirect evidenceWest Chester, OH, United StatesHQ checked Sep 17, 20261,001-5,000529 contacts →

Indirect evidence

“ClarkDietrich, is a national manufacturer of construction materials with a focus on providing complete building solutions to the construction marketplace.”

Source: RevenueBase Database · checked Sep 17, 2026
12Partial evidenceMemphis, TN, United StatesHQ checked Sep 17, 202651-200465 contacts →

Partial evidence

“SFI is a fully integrated fabricator offering custom metal fab & precision metal stamping services in Conway, AR and Memphis, TN.”

Source: RevenueBase Database · checked Sep 17, 2026
13Indirect evidenceHouston, TX, United StatesHQ checked Sep 17, 20261,001-5,000462 contacts →

Indirect evidence

“With over 1.9 million square feet of fabrication and manufacturing capacity worldwide, The Shaw Group offers premier project delivery services, module fabrication (including…”

Source: RevenueBase Database · checked Sep 17, 2026
14Indirect evidenceCharlotte, NC, United StatesHQ checked Sep 17, 2026501-1,000453 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 17, 2026
15Indirect evidenceRichmond, VA, United StatesHQ checked Sep 17, 20261,001-5,000445 contacts →

Indirect evidence

“As a member of the TriplePoint Family of Companies, ACI plays a vital role as part of TriplePoint's platform that is enabling what comes next all across the country.”

Source: RevenueBase Database · checked Sep 17, 2026
16Indirect evidenceGreenville, SC, United StatesHQ checked Sep 17, 20261,001-5,000425 contacts →

Indirect evidence

“Metromont was founded in 1925 on the principles of faith, honor, and passion, and 100 years later, those values are still the foundation of who we are and everything we do.”

Source: RevenueBase Database · checked Sep 17, 2026
17Indirect evidenceBossier City, LA, United StatesHQ checked Sep 17, 2026501-1,000406 contacts →

Indirect evidence

“Since 1963, McElroy Metal has grown from humble beginnings into a national leader in the metal components industry.”

Source: RevenueBase Database · checked Sep 17, 2026
18Indirect evidenceKansas City, MO, United StatesHQ checked Sep 17, 20261,001-5,000354 contacts →

Indirect evidence

“Butler Manufacturing, a BlueScope Buildings North America brand, is known for our commitment to quality, providing nonresidential construction clients with a comprehensive…”

Source: RevenueBase Database · checked Sep 17, 2026
19Indirect evidenceVestavia Hills, AL, United StatesHQ checked Sep 17, 20261,001-5,000354 contacts →

Indirect evidence

“O’Neal Manufacturing Services (OMS) is a supplier of fabricated metal components and welded assemblies.”

Source: RevenueBase Database · checked Sep 17, 2026
20Indirect evidenceHouston, TX, United StatesHQ checked Sep 17, 2026501-1,000330 contacts →

Indirect evidence

“Whirlwind Steel is a manufacturer of pre-engineered metal buildings and metal building components for the agricultural, commercial, governmental, industrial, institutional…”

Source: RevenueBase Database · checked Sep 17, 2026
21Indirect evidenceSand Springs, OK, United StatesHQ checked Sep 17, 2026201-500327 contacts →

Indirect evidence

“Since 1972, CUST-O-FAB has maintained a reputation of consistently providing quality ASME Code fabricated equipment and on-site services for the refining, petrochemical, syngas…”

Source: RevenueBase Database · checked Sep 17, 2026
22Indirect evidenceWest Jordan, UT, United StatesHQ checked Sep 17, 20261,001-5,000319 contacts →

Indirect evidence

“SME Steel is known for quality steel fabrication and erection of buildings and miscellaneous steel services, as well as performance of turnkey steel construction from…”

Source: RevenueBase Database · checked Sep 17, 2026
23Indirect evidenceColumbus, NE, United StatesHQ checked Sep 17, 2026501-1,000300 contacts →

Indirect evidence

“At Behlen Mfg.”

Source: RevenueBase Database · checked Sep 17, 2026
24Indirect evidenceBerwyn, PA, United StatesHQ checked Sep 17, 2026501-1,000293 contacts →

Indirect evidence

“Building on 50 years of experience in the modular construction industry, ModSpace is the American-owned market leader in time-tested product quality; new, innovative modular…”

Source: RevenueBase Database · checked Sep 17, 2026
25Indirect evidenceHouston, TX, United StatesHQ checked Sep 17, 2026501-1,000285 contacts →

Indirect evidence

“Houston-based Spitzer Industries, Inc.”

Source: RevenueBase Database · checked Sep 17, 2026

Showing 25 of 5,006 prefabrication fabricators based in the United States

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Prefabrication fabricators based in the United States at a glance

As of Sep 17, 2026
31.5%Verified-email coverage
14.1Average contacts per company
11-50Median size (employees)
2.7%Largest-city concentration · Houston
Sep 17, 2026Page data refreshed

Companies by employee count

1-10
1,670
11-50
2,034
51-200
1,036
201-500
161
501-1,000
38
1,001-5,000
33
5,001-10,000
5
10001+
2

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 5,006 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 prefabrication fabricators, 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 “prefabrication fabricators”. 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 prefabrication fabricators), 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 prefabrication fabricators, 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, 22,199 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 prefabrication fabricators, 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 prefabrication fabricators are there based in the United States?

RevenueBase identified 5,006 prefabrication fabricators 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?

MITEK, headquartered in Chesterfield, tops this list with the largest team on record.

Which city has the most prefabrication fabricators?

Houston leads with 134 headquartered companies, followed by Phoenix (52) and New York (39).

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 22,199 verified decision-maker contacts tracked across these 5,006 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.