Company lists · Data refreshed September 2026

Top 25 Reinforcing steel manufacturers based in the United States

RevenueBase identified 299 reinforcing steel manufacturers headquartered in the United States as of September 2026 and tracks 6,640 professional contacts across them, including 2,122 with verified work emails. Houston is the largest hub.

This list covers reinforcing steel 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 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
299Companies
6,640Contacts tracked
2,122Verified emails
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The 25 largest reinforcing steel manufacturers based in the United States

Ranked by team size
Top 25 of 299 reinforcing steel manufacturers 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 reinforcing steel manufacturers: 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
1Strong evidenceTampa, FL, United StatesHQ checked Sep 30, 20265,001-10,0002,986 contacts →

Strong evidence

“In North America, Gerdau manufactures merchant bar, structural steel, piling, special bar quality and rebar products for the agricultural, automotive, civil construction…”

Source: RevenueBase Database · checked Sep 30, 2026
2Indirect evidenceMount Airy, NC, United StatesHQ checked Sep 30, 2026501-1,000307 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
3Partial evidenceVidor, TX, United StatesHQ checked Sep 30, 2026201-500233 contacts →

Partial evidence

“Based in Beaumont, Texas, Optimus Steel is proud to produce wire rods, coiled rebars, straight rebars, and billets, serving industries across the construction, automotive…”

Source: RevenueBase Database · checked Sep 30, 2026
4Partial evidenceBelmont, MI, United StatesHQ checked Sep 30, 2026201-500149 contacts →

Partial evidence

“Williams Form Engineering Corporation has been providing threaded steel bars and accessories for rock, soil and concrete anchors, post-tensioning systems, and concrete forming…”

Source: RevenueBase Database · checked Sep 30, 2026
5Strong evidenceSan Diego, CA, United StatesHQ checked Sep 30, 20261,001-5,000120 contacts →

Strong evidence

“Pacific Steel Group is a leading independent reinforcing steel fabricator and placer with offices throughout the Western United States.”

Source: RevenueBase Database · checked Sep 30, 2026
6Partial evidencePhoenix, AZ, United StatesHQ checked Sep 30, 2026201-500107 contacts →

Partial evidence

“JD Steel Company has reinforced super skyscrapers, water treatment facilities, parking garages, sports stadiums, highway bridges and freeway overpasses across the country.”

Source: RevenueBase Database · checked Sep 30, 2026
7Indirect evidenceFort Worth, TX, United StatesHQ checked Sep 30, 2026201-500102 contacts →

Indirect evidence

“Ready Cable was founded in 1988 with the goal of providing concrete contractors quality products, excellent customer service, quick turn around and the best overall value pricing.”

Source: RevenueBase Database · checked Sep 30, 2026
8Strong evidenceMurrysville, PA, United StatesHQ checked Sep 30, 202651-20081 contacts →

Strong evidence

“aSa is the world’s leading provider of software for the reinforcing steel industry.”

Source: RevenueBase Database · checked Sep 30, 2026
9Indirect evidenceSioux City, IA, United StatesHQ checked Sep 30, 202651-20074 contacts →

Indirect evidence

“Sioux City Foundry has always been at the forefront of diversification in order to consistently meet customers’ needs.”

Source: RevenueBase Database · checked Sep 30, 2026
10Strong evidenceHouston, TX, United StatesHQ checked Sep 30, 2026201-50072 contacts →

Strong evidence

“Madden Bolt is a specialty manufacturer that fabricates threaded rebar, anchor bolts, embedded steel, grating, stairs, handrails, platforms, pipe rack steel, galvanizing, & all…”

Source: RevenueBase Database · checked Sep 30, 2026
11Indirect evidenceOntario, CA, United StatesHQ checked Sep 30, 2026201-50054 contacts →

Indirect evidence

“At MSL, we understand that the strength of a building lies in what you can't see.”

Source: RevenueBase Database · checked Sep 30, 2026
12Partial evidenceDewitt, MI, United StatesHQ checked Sep 30, 202651-20049 contacts →

Partial evidence

“Capital Steel & Wire is a leading producer and supplier of domestic and international steel bar, steel wire, and wire rod with global knowledge of the steel industry.”

Source: RevenueBase Database · checked Sep 30, 2026
13Indirect evidenceVinton, TX, United StatesHQ checked Sep 30, 202651-20042 contacts →

Indirect evidence

“W.”

Source: RevenueBase Database · checked Sep 30, 2026
14Partial evidenceGahanna, OH, United StatesHQ checked Sep 30, 202651-20041 contacts →

Partial evidence

“Our company prioritizes making the ordering and management process for structural steel, rebar, and ornamental/miscellaneous metals hassle-free for residential and commercial…”

Source: RevenueBase Database · checked Sep 30, 2026
15Strong evidenceScotia, NY, United StatesHQ checked Sep 30, 202651-20038 contacts →

Strong evidence

“Dimension Fabricators Inc is a concrete reinforcing steel fabricator and assembler located in Scotia NY.”

Source: RevenueBase Database · checked Sep 30, 2026
16Indirect evidenceHouston, United StatesHQ checked Sep 30, 202651-20035 contacts →

Indirect evidence

“Core Supply has been taking business from the competition since 2010.”

Source: RevenueBase Database · checked Sep 30, 2026
17Strong evidenceEddystone, PA, United StatesHQ checked Sep 30, 2026201-50035 contacts →

Strong evidence

“Since 1973, RESTEEL has specialized in the fabricating and supplying of reinforcing steel bars.”

Source: RevenueBase Database · checked Sep 30, 2026
18Indirect evidenceFremont, CA, United StatesHQ checked Sep 30, 202651-20034 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
19Indirect evidenceCharlotte, NC, United StatesHQ checked Sep 30, 2026201-50034 contacts →

Indirect evidence

“Innovation is our job!”

Source: RevenueBase Database · checked Sep 30, 2026
20Partial evidenceTulsa, OK, United StatesHQ checked Sep 30, 202651-20032 contacts →

Partial evidence

“Premier Rebar and Structural Steel Fabricator - Crimson Steel Supply is a full-service rebar fabricator, wire mesh supplier, and a miscellaneous structural steel fabricator.”

Source: RevenueBase Database · checked Sep 30, 2026
21Partial evidenceIndianapolis, IN, United StatesHQ checked Sep 30, 202611-5030 contacts →

Partial evidence

“Harmon Steel Inc.”

Source: RevenueBase Database · checked Sep 30, 2026
22Indirect evidenceLincoln, NE, United StatesHQ checked Sep 30, 202651-20028 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
23Indirect evidenceFargo, ND, United StatesHQ checked Sep 30, 202651-20028 contacts →

Indirect evidence

Source: RevenueBase Database · checked Sep 30, 2026
24Indirect evidenceLouisville, KY, United StatesHQ checked Sep 30, 202651-20028 contacts →

Indirect evidence

“Mills Supply Company is a family owned, full service leading supplier for the concrete and masonry industry that has been operating in Louisville, Kentucky since 1991.”

Source: RevenueBase Database · checked Sep 30, 2026
25Indirect evidenceHouston, TX, United StatesHQ checked Sep 30, 202611-5027 contacts →

Indirect evidence

“At SteelTech, we’re more than a rebar fabricator-we’re your trusted partner in building success.”

Source: RevenueBase Database · checked Sep 30, 2026

Showing 25 of 299 reinforcing steel manufacturers based in the United States

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Reinforcing steel manufacturers based in the United States at a glance

As of Sep 30, 2026
32.0%Verified-email coverage
22.2Average contacts per company
11-50Median size (employees)
3.7%Largest-city concentration · Houston
Sep 30, 2026Page data refreshed

Companies by employee count

1-10
84
11-50
141
51-200
56
201-500
13
501-1,000
2
1,001-5,000
1
5,001-10,000
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 299 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 reinforcing steel 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 “reinforcing steel 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 reinforcing steel 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 reinforcing steel 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, 2,122 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 reinforcing steel 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 reinforcing steel manufacturers are there based in the United States?

RevenueBase identified 299 reinforcing steel 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?

Gerdau North America, headquartered in Tampa, tops this list with the largest team on record.

Which city has the most reinforcing steel manufacturers?

Houston leads with 11 headquartered companies, followed by Bellingham (4) and Fort Worth (4).

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 2,122 verified decision-maker contacts tracked across these 299 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.