Company lists · Data refreshed September 2026

Top 25 Reinforcing steel manufacturers worldwide

Name: Reinforcing steel manufacturers worldwide
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Sep 30, 2026 2,222 companies tracked

RevenueBase identified 2,222 reinforcing steel manufacturers worldwide as of September 2026 and tracks 46,152 professional contacts across them, including 7,581 with verified work emails. The United States is the largest market and Tehran the largest hub.

This list covers reinforcing steel manufacturers worldwide, 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. Country and city lists for reinforcing steel manufacturers follow the table.

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

2,222Companies

46,152Contacts tracked

7,581Verified emails

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The 25 largest reinforcing steel manufacturers worldwide

Ranked by team size

Top 25 of 2,222 reinforcing steel manufacturers worldwide, 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.
#	Company	RevenueBase Smart Search	Headquarters	Employees	Contacts
1	Gerdau North America	Strong evidence	Tampa, FL, United StatesHQ checked Sep 30, 2026	5,001-10,000	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 30, 2026
2	Shyam Steel Industries Limited	Partial evidence	Kolkata, IndiaHQ checked Sep 30, 2026	1,001-5,000	2,156 contacts →
	Partial evidence “Established in 1953, Shyam Steel Industries Ltd, is one of the leading primary steel producers in India, manufacturing TMT Rebar and Structural steel.” Source: RevenueBase Database · checked Sep 30, 2026
3	Ezzsteel	Partial evidence	Cairo, EgyptHQ checked Sep 30, 2026	5,001-10,000	1,218 contacts →
	Partial evidence “AL EZZ Steel Rebars (ezzsteel) is the leading steel producer in the Middle East, with a growing presence in markets around the world.” Source: RevenueBase Database · checked Sep 30, 2026
4	Nucor Rebar Fabrication	Strong evidence	Stoney Creek, ON, CanadaHQ checked Sep 30, 2026	1,001-5,000	749 contacts →
	Strong evidence “Nucor Rebar Fabrication is a leader in detailing, fabrication and installation of reinforcing steel; but that's not all we do.” Source: RevenueBase Database · checked Sep 30, 2026
5	FF Steel	Partial evidence	Lahore, PakistanHQ checked Sep 30, 2026	501-1,000	714 contacts →
	Partial evidence “FF STEEL is the exclusive producer of Grade 60 and the sole producer of Grade 80 deformed steel bars according to international standards of ASTM 615 and ASTM 706.” Source: RevenueBase Database · checked Sep 30, 2026
6	Amreli Steels Limited	Partial evidence	Karachi, PakistanHQ checked Sep 30, 2026	1,001-5,000	695 contacts →
	Partial evidence “Amreli Steels is synonymous with “Pioneer” in the steel rebar industry of Pakistan.” Source: RevenueBase Database · checked Sep 30, 2026
7	Sinobras	Indirect evidence	Marabá, BrazilHQ checked Sep 30, 2026	1,001-5,000	606 contacts →
	Indirect evidence “A Siderúrgica Norte Brasil S.A.” Source: RevenueBase Database · checked Sep 30, 2026
8	Steelasia Manufacturing Corporation	Partial evidence	Taguig, PhilippinesHQ checked Sep 30, 2026	1,001-5,000	564 contacts →
	Partial evidence “SteelAsia is the flagship steel company of the Philippines, serving the country with over three million tons of rebar per year.” Source: RevenueBase Database · checked Sep 30, 2026
9	KSRM	Partial evidence	Agrabad, BangladeshHQ checked Sep 30, 2026	1,001-5,000	531 contacts →
	Partial evidence “Ever since our inception in 1984, KSRM (a concern of Kabir Group of Industries) has always been focused on producing reinforced steel and deformed bars, using cutting edge…” Source: RevenueBase Database · checked Sep 30, 2026
10	AL Ittefaq Steel Products Company	Strong evidence	Dammam, Saudi ArabiaHQ checked Sep 30, 2026	1,001-5,000	462 contacts →
	Strong evidence “Al-Ittefaq Steel – one of the largest and reputed steel manufacturers in GCC.” Source: RevenueBase Database · checked Sep 30, 2026
11	Srmb Steel	Partial evidence	Kolkata, IndiaHQ checked Sep 30, 2026	1,001-5,000	461 contacts →
	Partial evidence “Founded in 1951 by the late Shri Radha Kishan Beriwala, SRMB Group is a 75 plus year old steel and construction materials group built on a legacy of integrity, strength, and…” Source: RevenueBase Database · checked Sep 30, 2026
12	ARC	Strong evidence	Sydney, AustraliaHQ checked Sep 30, 2026	501-1,000	344 contacts →
	Strong evidence “The Australian Reinforcing Company (ARC) is a leading manufacturer and supplier of steel reinforcing in Australia.” Source: RevenueBase Database · checked Sep 30, 2026
13	Manetoni	Indirect evidence	Rio Das Pedras, BrazilHQ checked Sep 30, 2026	1,001-5,000	340 contacts →
	Indirect evidence “A Manetoni é hoje uma conceituada distribuidora de aços para Construção Civil, Agropecuária, Indústria/Aços Especiais e que presta Serviços de Corte/Dobra/Armação de Aço e…” Source: RevenueBase Database · checked Sep 30, 2026
14	Natsteel Holdings PTE LTD	Partial evidence	SingaporeHQ checked Sep 30, 2026	1,001-5,000	335 contacts →
	Partial evidence “NatSteel Holdings is one of the leading Southeast Asian company that delivers premium reinforcement steel products and solutions for the construction industry.” Source: RevenueBase Database · checked Sep 30, 2026
15	Elmarakby Steel	Indirect evidence	6th Of October, EgyptHQ checked Sep 30, 2026	1,001-5,000	311 contacts →
	Indirect evidence “Established in 2006 in 6th of October city.” Source: RevenueBase Database · checked Sep 30, 2026
16	Insteel Industries, INC	Indirect evidence	Mount Airy, NC, United StatesHQ checked Sep 30, 2026	501-1,000	307 contacts →
	Indirect evidence Source: RevenueBase Database · checked Sep 30, 2026
17	Salit Steel	Partial evidence	Niagara Falls, ON, CanadaHQ checked Sep 30, 2026	501-1,000	284 contacts →
	Partial evidence “Salit Steel is an integrated network of companies and partners that deliver steel solutions in North America.” Source: RevenueBase Database · checked Sep 30, 2026
18	Maithan Steel & Power Limted	Partial evidence	Kolkata, IndiaHQ checked Sep 30, 2026	1,001-5,000	271 contacts →
	Partial evidence “Maithan Steel stands for strength and innovation in the steel industry.” Source: RevenueBase Database · checked Sep 30, 2026
19	United Steel Industrial CO	Partial evidence	Kuwait City Kuwait, KuwaitHQ checked Sep 30, 2026	1,001-5,000	266 contacts →
	Partial evidence “United Steel Industrial Company (Kuwait Steel) was established in 1996 by Kuwaiti investors.In the four years that followed Kuwait Steel in collaboration with VOEST Alpine of…” Source: RevenueBase Database · checked Sep 30, 2026
20	AGF Group INC	Strong evidence	Longueuil, QC, CanadaHQ checked Sep 30, 2026	1,001-5,000	257 contacts →
	Strong evidence “AGF Group is specializing in reinforcing steel & post-tensioning.” Source: RevenueBase Database · checked Sep 30, 2026
21	Sidenor Steel Industry	Partial evidence	Athens, GreeceHQ checked Sep 30, 2026	1,001-5,000	235 contacts →
	Partial evidence “Sidenor is the largest steel industry in Greece and together with its subsidiaries and affiliated companies holds a leading position in Steel manufacturing across Southeastern…” Source: RevenueBase Database · checked Sep 30, 2026
22	Optimus Steel LLC	Partial evidence	Vidor, TX, United StatesHQ checked Sep 30, 2026	201-500	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, 2026
23	LMS Reinforcing Steel Group	Indirect evidence	BC, CanadaHQ checked Sep 30, 2026	1,001-5,000	226 contacts →
	Indirect evidence “We are much more than a rebar and post-tensioning fabricator and installer.” Source: RevenueBase Database · checked Sep 30, 2026
24	Arabian Gulf Steel Industries - Agsi	Partial evidence	Dubai, United Arab EmiratesHQ checked Sep 30, 2026	501-1,000	222 contacts →
	Partial evidence “Arabian Gulf Steel Industries (AGSI) has been, in many ways, a forerunner in the region's steel manufacturing clime and is now standing tall as the largest steelmaking company in…” Source: RevenueBase Database · checked Sep 30, 2026
25	Sendin	Partial evidence	Champlan, FranceHQ checked Sep 30, 2026	1,001-5,000	199 contacts →
	Partial evidence “Sendin is an established reinforced steel contractor.” Source: RevenueBase Database · checked Sep 30, 2026

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: reinforcing 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 reinforcing steel manufacturers.
Partial evidence: Its own public description names part of reinforcing steel manufacturers, so it works in or next to the category without describing itself that way.
Indirect evidence: The description shown does not name reinforcing 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 2,222 reinforcing steel manufacturers worldwide

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Reinforcing steel manufacturers worldwide at a glance

As of Sep 30, 2026

16.4%Verified-email coverage

20.8Average contacts per company

11-50Median size (employees)

0.9%Largest-city concentration · Tehran

Sep 30, 2026Page data refreshed

Companies by employee count

1-10

611

11-50

733

51-200

477

201-500

191

501-1,000

115

1,001-5,000

5,001-10,000

10001+

Email recency is reported on each country list linked below.

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.
Coverage: Every country. Country and city lists for reinforcing steel manufacturers are linked below.
What qualifies: Companies worldwide 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.
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, 7,581 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.

Reinforcing steel manufacturers by location

12 lists · largest first

Every Reinforcing steel manufacturers list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

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 worldwide?

RevenueBase identified 2,222 reinforcing steel manufacturers worldwide 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 country has the most reinforcing steel manufacturers?

The United States leads with 299 companies, followed by India (202) and Brazil (191). Every reinforcing steel manufacturers list by country and city is linked on this page.

Which city has the most reinforcing steel manufacturers?

Tehran leads with 19 headquartered companies, followed by Kolkata (17) and Chennai (16).

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 7,581 verified decision-maker contacts tracked across these 2,222 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.