Company lists · Data refreshed November 2026

Top 25 Flats suppliers worldwide

RevenueBase identified 2,382 company matches for flats suppliers worldwide as of November 2026 and tracks 46,655 professional contacts across them, including 11,290 with verified work emails. Brazil is the largest market and Sao Paulo the largest hub.

This list covers company matches for flats suppliers worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 5, 2026. Country and city lists for flats suppliers follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, 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 RevenueBase SmartSearch · Exact Recorded Nov 5, 2026 How this list was built
2,382Companies
46,655Contacts tracked
11,290Verified emails
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The 25 largest flats suppliers worldwide

Ranked by team size
Top 25 of 2,382 company matches for flats suppliers worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 5, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchZonguldak, TürkiyeHQ recorded Nov 5, 20265,001-10,0002,173 contacts →

Exact match

“Erdemir, the main company of the OYAK Mining Metallurgy and one of the most valuable industrial assets of Turkey, was established in 1960 under a special law, in order to be the…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
2Exact matchDuisburg, GermanyHQ recorded Nov 5, 202610001+2,112 contacts →

Exact match

“thyssenkrupp Steel, based in Duisburg, is one of the leading flat carbon steel suppliers.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
3Exact matchTürkiyeHQ recorded Nov 5, 20265,001-10,0001,667 contacts →

Exact match

“ISDEMIR, Turkey's third largest integrated iron and steel factory in terms of date of establishment and the largest in terms of long products became Turkey's first integrated long…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
4Exact matchUnited StatesHQ recorded Nov 5, 20265,001-10,0001,264 contacts →

Exact match

“Saudi Iron and Steel Company (Hadeed) is the largest iron & steel producer in the Gulf Cooperation Council (GCC) region offering a wide range of high-quality long and flat steel…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
5Exact matchMiddelburg, South AfricaHQ recorded Nov 5, 20261,001-5,0001,027 contacts →

Exact match

“Columbus Stainless, founded in 1966, is South Africa’s and Africa’s only producer of stainless steel flat products.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
6Exact matchAlexandria, EgyptHQ recorded Nov 5, 20265,001-10,000954 contacts →

Exact match

“ezzsteel is the Middle East’s leading producer of high-quality long and flat steel for use in a wide range of end applications.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
7Exact matchKolkata, IndiaHQ recorded Nov 5, 2026501-1,000878 contacts →

Exact match

Recorded description not available.

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
8Exact matchMadrid, SpainHQ recorded Nov 5, 20265,001-10,000714 contacts →

Exact match

“With more than 65 years in the market, Gonvarri Industries is a leading group in the transformation of flat steel, aluminium and metal solutions, the result of a highly…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
9Exact matchLynwood, CA, United StatesHQ recorded Nov 5, 20261,001-5,000656 contacts →

Exact match

“EMJ Metals is a leading supplier of steel and aluminum bar, tubing, and plate, serving manufacturing companies across North America and around the world.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
10Exact matchDubai, United Arab EmiratesHQ recorded Nov 5, 20261,001-5,000635 contacts →

Exact match

“ASSENT STEEL INDUSTRIES L.L.C is a subsidiary of the market-leading vertically integrated construction conglomerate, ASGC Group, which employs more than personnel and has a…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
11Exact matchAuckland, New ZealandHQ recorded Nov 5, 2026501-1,000506 contacts →

Exact match

“Steel & Tube is one of New Zealand’s leading providers of steel products, systems and solutions, proudly supporting Kiwi projects for more than 70 years.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
12Exact matchDearborn, MI, United StatesHQ recorded Nov 5, 20261,001-5,000477 contacts →

Exact match

“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 •…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
13Exact matchLuxembourgHQ recorded Nov 5, 202610001+471 contacts →

Exact match

“ArcelorMittal Europe is the largest producer of steel in the EU.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
14Exact matchObour City, EgyptHQ recorded Nov 5, 20265,001-10,000423 contacts →

Exact match

“The name Kandil carries a strong history on its own; Opening its doors to the market in 1865; a century where steel industry was new.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
15Exact matchHouston, AL, United StatesHQ recorded Nov 5, 20261,001-5,000398 contacts →

Exact match

“Since its inception in 1906 as a small sheet metal shop in Dallas, Texas, New Process has become recognized as a world class leader in flat rolled steel distribution, processing…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
16Exact matchKarachi, PakistanHQ recorded Nov 5, 2026201-500392 contacts →

Exact match

“International Steels Limited “ISL” is the largest Flat Steel manufacturer in Pakistan.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
17Exact matchTrês Rios, BrazilHQ recorded Nov 5, 2026501-1,000391 contacts →

Exact match

“A Açotel é uma indústria de transformação e beneficiamento do aço que está há mais de 50 anos no mercado produzindo um amplo mix de produtos, utilizando insumos provenientes das…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
18Exact matchFarrell, PA, United StatesHQ recorded Nov 5, 20261,001-5,000360 contacts →

Exact match

“NLMK USA produces at rolled steel that is essential to modern manufacturing.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
19Exact matchKocaeli, TürkiyeHQ recorded Nov 5, 20261,001-5,000338 contacts →

Exact match

“1966 yılında demir çelik ürünleri imalatı ve ticareti yapmak amacıyla kurulan Kroman Çelik Kroman Çelik, 1985 yılında Yücel Grup bünyesine katılmıştır.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
20Exact matchİstanbul, TürkiyeHQ recorded Nov 5, 2026501-1,000304 contacts →

Exact match

“Tatmetal, Türkiye’nin lider yassı sac üreticilerinden biri olarak; sıcak haddelenmiş asitlenmiş, soğuk haddelenmiş, galvanizli ve boyalı yassı çelik üretimi gerçekleştirmektedir.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
21Exact matchFort Wayne, PA, United StatesHQ recorded Nov 5, 20265,001-10,000302 contacts →

Exact match

“The Steel Dynamics Flat Roll Group produces hot-rolled, cold-rolled and coated steel products.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
22Exact matchVölklingen, GermanyHQ recorded Nov 5, 20261,001-5,000302 contacts →

Exact match

“Seit vielen Jahren bürgt der Name Saarstahl für hochwertige, kundenspezifische Lösungen aus Stahl.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
23Exact matchMalmö, SwedenHQ recorded Nov 5, 2026501-1,000288 contacts →

Exact match

“BE Group is a leading independent steel distributor that stores and processes steel, stainless steel, and aluminium for customers primarily in the construction and manufacturing…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
24Exact matchTeresina, BrazilHQ recorded Nov 5, 2026201-500279 contacts →

Exact match

“Um dos principais braços do Grupo Ferronorte, a Ferronorte Industrial, possui uma estrutura ampla e completa de produção.”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase
25Exact matchBradford, United KingdomHQ recorded Nov 5, 20261,001-5,000234 contacts →

Exact match

“Since 1866, Barrett Steel has grown from modest beginnings into the UK’s largest independent steel stockholder, with over 30 sites nationwide and more than tonnes of steel ready…”

Recorded in the RevenueBase company graph · Nov 5, 2026 · View company records in RevenueBase

Showing 25 of 2,382 flats suppliers worldwide

See the full list, filter by size, metro and specialty, and access 11,290 tracked professional contacts with verified work emails. Direct dials are available where recorded.

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Flats suppliers worldwide at a glance

As of Nov 5, 2026
24.2%Verified-email coverage
19.6Average contacts per company
11-50Median size (employees)
0.8%Largest-city concentration · Sao Paulo
Nov 5, 2026Page data refreshed

Companies by employee count

1-10
754
11-50
802
51-200
493
201-500
163
501-1,000
48
1,001-5,000
31
5,001-10,000
11
10001+
9

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for flats suppliers are linked below.
What qualifies
Company records worldwide whose business descriptions match “flats suppliers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
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 displayed company carries at least one verified work email. RevenueBase tracks 11,290 professional contacts with verified work emails across the full matched dataset. 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 November 5, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Flats suppliers by location

15 lists · largest first

Every Flats suppliers 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 SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “flats suppliers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many flats suppliers are there worldwide?

RevenueBase identified 2,382 company matches for flats suppliers worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Erdemir tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most flats suppliers?

Brazil leads with 265 companies, followed by the United States (224) and India (178). Every flats suppliers list by country and city is linked on this page.

Which city has the most flats suppliers?

Sao Paulo leads with 18 company records, followed by Istanbul (17) and Mumbai (16).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 11,290 professional contacts with verified work emails tracked across these 2,382 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 5, 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 SmartSearch, 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.