Company lists · Data refreshed September 2026
Top 25 Steel manufacturers based in Germany
RevenueBase identified 787 steel manufacturers headquartered in Germany as of September 2026 and tracks 12,698 professional contacts across them, including 4,480 with verified work emails and 144 with mobile numbers. Hagen is the largest hub.
This list covers steel manufacturers headquartered in Germany, 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 6, 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 steel manufacturers based in Germany
Ranked by team size| # | Company | RevenueBase Smart Search | Contacts | ||
|---|---|---|---|---|---|
| 1 | Partial evidence | 1,948 contacts → | |||
“thyssenkrupp Steel, based in Duisburg, is one of the leading flat carbon steel suppliers.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 2 | Indirect evidence | 1,072 contacts → | |||
“Bau.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 3 | Strong evidence | 353 contacts → | |||
“Waelzholz is a global manufacturer of cold rolled steel materials headquartered in Hagen, Germany.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 4 | Indirect evidence | 347 contacts → | |||
“Stahl mit Verantwortung.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 5 | Indirect evidence | 318 contacts → | |||
“Als einer der größten Arbeitgeber der Region verfügt die ArcelorMittal Bremen GmbH über hochmoderne Anlagen, mit denen mehr als 3,5 Millionen Tonnen Rohstahl pro Jahr hergestellt…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 6 | Indirect evidence | 284 contacts → | |||
“The Winkelmann Group is one of the leading companies in the field of metal forming.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 7 | Indirect evidence | 263 contacts → | |||
“Seit vielen Jahren bürgt der Name Saarstahl für hochwertige, kundenspezifische Lösungen aus Stahl.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 8 | Indirect evidence | 206 contacts → | |||
“GMH Gruppe is one of the largest privately managed metalworking companies in Europe.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 9 | Indirect evidence | 183 contacts → | |||
“Zapp Group Europe Precision in wire, bar, profile, sheet, and strip.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 10 | Partial evidence | 164 contacts → | |||
“For almost 145 years, the name Wuppermann has stood for quality in the processing and refinement of steel.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 11 | Strong evidence | 163 contacts → | |||
“We manufacture stainless steels and nickel alloys with diameters starting less than one tenth of a millimeter up to over one meter.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 12 | Partial evidence | 154 contacts → | |||
“High-quality steels from Buderus Edelstahl prove their reliability over and over again every single day: in plastic moulds for the automotive industry, marine gear units and…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 13 | Indirect evidence | 148 contacts → | |||
“Stahl ist unser Ding.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 14 | Partial evidence | 137 contacts → | |||
“The companies of the Knauf Interfer Group are among the most experienced specialists in the processing and distribution of steel and aluminium with a clear focus on the automotive…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 15 | Indirect evidence | 116 contacts → | |||
“For over 45 years, INTOCAST AG has been one of the worldwide leading specialists for refractory products and plant engineering.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 16 | Indirect evidence | 114 contacts → | |||
“Als Tochtergesellschaft der Klöckner & Co SE, Duisburg, einem der weltweit größten produzentenunabhängigen Stahlhändler, ist die Becker Stahl-Service GmbH eines der größten…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 17 | Strong evidence | 97 contacts → | |||
“With the experience of 135 years in steel processing, Böllinghaus manufactures top-quality, stainless steel profiles in various grades.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 18 | Indirect evidence | 73 contacts → | |||
“Seit vier Jahrzehnten Spezialist für die Edelstahl produzierende Industrie.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 19 | Indirect evidence | 73 contacts → | |||
“DANGO & DIENENTHAL is a company with a long tradition: it was founded in 1865 as a non-ferrous metal foundry by August Dango and Louis Dienenthal.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 20 | Indirect evidence | 70 contacts → | |||
“Stahl aus Kehl - Die Badische Stahlwerke GmbH zählt zu den weltweit führenden Elektrostahlwerken und beliefert ganz Europa mit hochwertigem Bewehrungsstahl.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 21 | Indirect evidence | 70 contacts → | |||
“WURST Stahlbau GmbH is a construction company based out of Sandstr.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 22 | Partial evidence | 66 contacts → | |||
“C&F International is one of the most important international trading steel companies as well as one of the main suppliers of commercial, logistic and financial services on a…” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 23 | Indirect evidence | 59 contacts → | |||
“1948 als privater Stahlrohrhändler begonnen, gehört die Unternehmensgruppe der Hoberg & Driesch GmbH & Co.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 24 | Indirect evidence | 55 contacts → | |||
“Stahlwerk Thuringen GmbH is a mining and metals company based out of 6 Kronacher Straße, Unterwellenborn, TH, Germany.” Source: company website · checked Sep 6, 2026Thanks. The Data Team will review it. | |||||
| 25 | Indirect evidence | 51 contacts → | |||
“Die Weinmann Aach AG ist ein starker Partner für Stahl, Edelstahl, Aluminium und Buntmetalle in Baden-Württemberg.” Source: company website · checked Sep 6, 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: 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 steel manufacturers.
- Partial evidence
- Its own public description names part of steel manufacturers, so it works in or next to the category without describing itself that way.
- Indirect evidence
- The description shown does not name 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 787 steel manufacturers based in Germany
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Steel manufacturers based in Germany at a glance
As of Sep 6, 2026Companies by employee count
Freshness & accuracy
How recently the business emails on this list were verified
Email last verified
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 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 Germany whose own description of what they do matches “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 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 steel manufacturers, and records with no verified work email. Companies headquartered outside Germany 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, 4,480 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 6, 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 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 steel manufacturers are there based in Germany?
RevenueBase identified 787 steel manufacturers headquartered in Germany 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?
Thyssenkrupp Steel, headquartered in Duisburg, tops this list with the largest team on record.
Which city has the most steel manufacturers?
Hagen leads with 16 headquartered companies, followed by Duisburg (15) and Dusseldorf (15).
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 4,480 verified decision-maker contacts tracked across these 787 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 6, 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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