Company lists · Data refreshed September 2026
Top 25 Alloy steel mills based in the United States
RevenueBase identified 199 alloy steel mills headquartered in the United States as of September 2026 and tracks 23,969 professional contacts across them, including 8,313 with verified work emails. Houston is the largest hub.
This list covers alloy steel mills 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.
The 25 largest alloy steel mills based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 4,174 contacts → | ||||
Partial evidence “Cleveland-Cliffs is a leading North America-based steel producer with focus on value-added sheet products, particularly for the automotive industry.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 2 | 2,986 contacts → | ||||
Partial 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, 2026Thanks. The Data Team will review it. | |||||
| 3 | 2,315 contacts → | ||||
Partial evidence “Steel Dynamics is one of the largest domestic steel producers and metals recyclers in the United States, based on estimated annual steelmaking and metals recycling capability…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 4 | 1,833 contacts → | ||||
Partial evidence “EVRAZ North America manufactures steel.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 5 | 851 contacts → | ||||
Indirect evidence “At Zekelman Industries, we trace our legacy of delivering successful solutions back to 1877.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 6 | 720 contacts → | ||||
Partial evidence “Metals USA Plates and Shapes offers a wide range of carbon steel, aluminum, and stainless-steel products while providing our customers with world class processing services and…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 7 | 657 contacts → | ||||
Partial evidence “Charter Steel is a leading U.S.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 8 | 617 contacts → | ||||
Partial evidence “EMJ is a leading supplier of Steel and Aluminum Bar, Tubing, and Plate to manufacturing companies in North America and around the world.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 9 | 601 contacts → | ||||
Partial evidence “ArcelorMittal Calvert, located in Calvert, Alabama, about 35 miles north of Mobile, is recognized as one of the most advanced steel finishing facilities in the world.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 10 | 488 contacts → | ||||
Indirect evidence “We’re hiring!” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 11 | 442 contacts → | ||||
Partial evidence “Severstal North America produces high-quality, flat-rolled carbon steel products in a wide range of grades, chemistries, gauges and widths, including: • Hot Rolled • Cold Rolled •…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 12 | 352 contacts → | ||||
Partial evidence “NLMK USA produces at rolled steel that is essential to modern manufacturing.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 13 | 329 contacts → | ||||
Partial evidence “Experience an internationally active and successful aluminum and steel processing company.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 14 | 303 contacts → | ||||
Indirect evidence “EAGS and EAGS-Americas are the only 100% oil and gas focused suppliers of specialty metals to the global oilfield industry.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 15 | 233 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, 2026Thanks. The Data Team will review it. | |||||
| 16 | 204 contacts → | ||||
Indirect evidence “We melt, coat, join, cast, print and engineer metals.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 17 | 193 contacts → | ||||
Strong evidence “Universal Stainless, headquartered in Bridgeville, PA, produces semi-finished and finished specialty steel long products and plate including nickel alloy, stainless steel, tool…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 18 | 177 contacts → | ||||
Indirect evidence “In its business segments, voestalpine is a globally leading technology and capital goods group with a unique combination of material and processing expertise.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 19 | 163 contacts → | ||||
Partial evidence “At Pennsylvania Steel Company, we've been delivering strength, service, and reliability since 1972.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 20 | 145 contacts → | ||||
Partial evidence “From its beginning as a scrap iron and metal business in Savannah, Georgia, the company founded in 1915 has grown to become a major steel service leader for more than 2,500 active…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 21 | 145 contacts → | ||||
Partial evidence “Republic Steel Leads the World in Steel Bar Production Republic Steel is North America's leading supplier of Special Bar Quality (SBQ) steel bars, a highly engineered product used…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 22 | 114 contacts → | ||||
Partial evidence “Since 1953, The Eaton Steel Bar Company has been at the forefront of cold-drawn and hot-rolled steel products.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 23 | 107 contacts → | ||||
Strong evidence “Nucor Steel Memphis, Inc, a subsidiary of Nucor Corporation, produces carbon and alloy steel engineered bar products for demanding applications including automotive, agriculture…” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 24 | 103 contacts → | ||||
Partial evidence “We are a leading American manufacturer and one of North America's top-rated distributors of sustainable steel products and solutions, tailored to meet our customers' unique needs.” Source: RevenueBase Database · checked Sep 30, 2026Thanks. The Data Team will review it. | |||||
| 25 | 83 contacts → | ||||
Strong evidence “We supply high-quality alloy and carbon steel plate, precision flame-cut shapes, round bar, and flat bar to customers around the world.” 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: alloy steel mills. 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 alloy steel mills.
- Partial evidence
- Its own public description names part of alloy steel mills, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name alloy steel mills. 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 199 alloy steel mills based in the United States
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Alloy steel mills based in the United States at a glance
As of Sep 30, 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 199 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 alloy steel mills, 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 “alloy steel mills”. 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 alloy steel mills), 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 alloy steel mills, 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, 8,313 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 alloy steel mills, 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 alloy steel mills are there based in the United States?
RevenueBase identified 199 alloy steel mills 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?
Cleveland-Cliffs, headquartered in Cleveland, tops this list with the largest team on record.
Which city has the most alloy steel mills?
Houston leads with 16 headquartered companies, followed by Chicago (6) and New York (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 8,313 verified decision-maker contacts tracked across these 199 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.