Company lists · Data refreshed September 2026
Top 25 Specialty steel manufacturers based in the United States
RevenueBase identified 1,150 specialty steel manufacturers headquartered in the United States as of September 2026 and tracks 66,971 professional contacts across them, including 16,336 with verified work emails. Houston is the largest hub.
This list covers specialty 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 18, 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 specialty steel manufacturers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 5,949 contacts → | ||||
Indirect evidence “At the forefront of advanced materials innovation for more than 75 years, Kennametal Inc.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 2 | 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 18, 2026Thanks. The Data Team will review it. | |||||
| 3 | 3,883 contacts → | ||||
Indirect evidence “Searing heat.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 4 | 2,986 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 18, 2026Thanks. The Data Team will review it. | |||||
| 5 | 1,318 contacts → | ||||
Strong evidence “PCC Structurals specializes in nickel-based superalloy, titanium, stainless steel, and aluminum investment castings for aerospace, land-based turbine, medical, military armament…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 6 | 926 contacts → | ||||
Indirect evidence “Reliance, Inc.(NYSE:RS) is a leading diversified metal solutions provider and the largest metals service center company in North America.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 7 | 917 contacts → | ||||
Partial evidence “Steel Processing requires a finely tuned balance between the awesome strength of large, powerful machinery and the know-how of experienced engineers and operators.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 8 | 903 contacts → | ||||
Indirect evidence “In 1890, Alfred Martin Castle-a bold, 24-year-old entrepreneur with a vision-set out to solve Chicago’s manufacturing needs.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 9 | 851 contacts → | ||||
Indirect evidence “At Zekelman Industries, we trace our legacy of delivering successful solutions back to 1877.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 10 | 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 18, 2026Thanks. The Data Team will review it. | |||||
| 11 | 687 contacts → | ||||
Partial evidence “We are a leading manufacturer of precision wire-based materials and components used in the world's most demanding applications.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 12 | 657 contacts → | ||||
Partial evidence “Charter Steel is a leading U.S.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 13 | 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 18, 2026Thanks. The Data Team will review it. | |||||
| 14 | 599 contacts → | ||||
Strong evidence “Webco is a leading manufacturer and distributor of steel tubing.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 15 | 582 contacts → | ||||
Partial evidence “A dynamic and customer-focused organization, TW Metals is a leading specialty metal supplier with over 30 facilities worldwide.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 16 | 506 contacts → | ||||
Indirect evidence “We believe in Making a Lasting Difference.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 17 | 488 contacts → | ||||
Indirect evidence “We’re hiring!” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 18 | 383 contacts → | ||||
Indirect evidence “Plymouth Tube Co.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 19 | 342 contacts → | ||||
Partial evidence “Rolled Alloys is the global leader in specialty alloys, offering heat and corrosion resistant, aerospace, titanium, and stainless alloys.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 20 | 338 contacts → | ||||
Partial evidence “Working at Majestic Steel means taking pride in all that we do to distinguish ourselves as the best in steel.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 21 | 329 contacts → | ||||
Partial evidence “Experience an internationally active and successful aluminum and steel processing company.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 22 | 320 contacts → | ||||
Indirect evidence “Metal Powder Products (MPP) is a premier provider of custom-engineered components through powder metallurgy (PM), metal injection molding (MIM), and soft magnetic composites…” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 23 | 303 contacts → | ||||
Partial 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 18, 2026Thanks. The Data Team will review it. | |||||
| 24 | 294 contacts → | ||||
Partial evidence “Ulbrich is a fourth-generation, family-owned manufacturer and distributor of precision metals.” Source: RevenueBase Database · checked Sep 18, 2026Thanks. The Data Team will review it. | |||||
| 25 | 251 contacts → | ||||
Strong evidence “Kymera International is a leading global specialty metals and coatings manufacturer.” Source: RevenueBase Database · checked Sep 18, 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: specialty steel 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 specialty steel manufacturers.
- Partial evidence
- Its own public description names part of specialty steel manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name specialty steel 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 1,150 specialty steel manufacturers based in the United States
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Specialty steel manufacturers based in the United States at a glance
As of Sep 18, 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 1,150 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 specialty 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 “specialty 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 specialty 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 specialty 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, 16,336 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 18, 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.
Specialty steel manufacturers by metro
- Specialty steel manufacturers in Houston54
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 specialty 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 specialty steel manufacturers are there based in the United States?
RevenueBase identified 1,150 specialty 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?
Kennametal, headquartered in Pittsburgh, tops this list with the largest team on record.
Which city has the most specialty steel manufacturers?
Houston leads with 54 headquartered companies, followed by Cleveland (19) and Chicago (13).
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 16,336 verified decision-maker contacts tracked across these 1,150 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 18, 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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