Company lists · Data refreshed September 2026
Top 25 Carbon steel producers based in the United States
RevenueBase identified 332 carbon steel producers headquartered in the United States as of September 2026 and tracks 17,887 professional contacts across them, including 5,182 with verified work emails. Houston is the largest hub.
This list covers carbon steel producers 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 16, 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 carbon steel producers based in the United States
Ranked by team size| # | Company | Contacts | |||
|---|---|---|---|---|---|
| 1 | 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 16, 2026Thanks. The Data Team will review it. | |||||
| 2 | 2,523 contacts → | ||||
Partial evidence “Former AK Steel is now Cleveland-Cliffs.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 3 | 2,063 contacts → | ||||
Strong evidence “Founded in 1842 in Chicago, Ryerson has grown from a small iron shop to one of North America’s leading suppliers of industrial metals, including aluminum, carbon steel, and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 4 | 851 contacts → | ||||
Indirect evidence “At Zekelman Industries, we trace our legacy of delivering successful solutions back to 1877.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 5 | 720 contacts → | ||||
Strong 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 16, 2026Thanks. The Data Team will review it. | |||||
| 6 | 612 contacts → | ||||
Indirect evidence “TMK IPSCO is now part of Tenaris.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 7 | 442 contacts → | ||||
Strong 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 16, 2026Thanks. The Data Team will review it. | |||||
| 8 | 352 contacts → | ||||
Strong evidence “NLMK USA produces at rolled steel that is essential to modern manufacturing.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 9 | 294 contacts → | ||||
Strong evidence “The Steel Dynamics Flat Roll Group produces hot-rolled, cold-rolled and coated steel products.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 10 | 233 contacts → | ||||
Strong 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 16, 2026Thanks. The Data Team will review it. | |||||
| 11 | 163 contacts → | ||||
Partial evidence “At Pennsylvania Steel Company, we've been delivering strength, service, and reliability since 1972.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 12 | 155 contacts → | ||||
Indirect evidence “Nucor Skyline is the one source for all your piling needs, supplying and manufacturing an unparalleled assortment of Bearing Piles, Sheet Piles, Spiralweld, Rolled & Welded, and…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 13 | 146 contacts → | ||||
Partial evidence “Trinity Products was established in 1979 and is a leader in supplying steel pipe, plate and coil as well as steel fabrication.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 14 | 146 contacts → | ||||
Partial evidence “Cives Steel is one of the largest structural steel and plate fabricators in the United States providing structural steel products and engineering solutions to the building…” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 15 | 145 contacts → | ||||
Strong evidence “Since 1898, Kelly Pipe Co, LLC has been the industry leader among carbon steel pipe suppliers in the United States and abroad.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 16 | 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 16, 2026Thanks. The Data Team will review it. | |||||
| 17 | 131 contacts → | ||||
Partial evidence “Wholesale distributor of structural steel” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 18 | 122 contacts → | ||||
Partial evidence “Tioga is one of the largest material providers of high energy pipe and steel components for applications in the process, power, nuclear & military shipbuilding industries.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 19 | 116 contacts → | ||||
Partial evidence “Sabel Steel is a progressive company founded in 1856 steeped in tradition with a history of customer service.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 20 | 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 16, 2026Thanks. The Data Team will review it. | |||||
| 21 | 102 contacts → | ||||
Indirect evidence “Boyd Metals is a metals service center that specializes in metal processing and metal distribution.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 22 | 86 contacts → | ||||
Partial evidence “Starting in the late Tex-Isle started a vertical integration process to position itself as the most competitive distributor of steel pipe and tube.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 23 | 84 contacts → | ||||
Strong evidence “We are leaders in manufacturing carbon steel tubes and components.” Source: RevenueBase Database · checked Sep 16, 2026Thanks. The Data Team will review it. | |||||
| 24 | 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 16, 2026Thanks. The Data Team will review it. | |||||
| 25 | 79 contacts → | ||||
Indirect evidence “Gregory Industries has a proud legacy of excellence in galvanizing and roll form manufacturing.” Source: RevenueBase Database · checked Sep 16, 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: carbon steel producers. 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 carbon steel producers.
- Partial evidence
- Its own public description names part of carbon steel producers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name carbon steel producers. 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 332 carbon steel producers based in the United States
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Carbon steel producers based in the United States at a glance
As of Sep 16, 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 332 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 carbon steel producers, 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 “carbon steel producers”. 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 carbon steel producers), 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 carbon steel producers, 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, 5,182 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 16, 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.
Carbon steel producers by metro
- Carbon steel producers in Houston31
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 carbon steel producers, 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 carbon steel producers are there based in the United States?
RevenueBase identified 332 carbon steel producers 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 carbon steel producers?
Houston leads with 31 headquartered companies, followed by Chicago (6) and Denver (6).
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 5,182 verified decision-maker contacts tracked across these 332 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 16, 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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