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Hüttenwerke Krupp Mannesmann GmbH's Overview

Total employees393
HeadquartersDuisburg
Founded1909

Hüttenwerke Krupp Mannesmann GmbH (HKM) is one of Germany's foremost steel producers, operating a state-of-the-art integrated iron and steel plant in Duisburg-Huckingen. The company specializes in producing high-quality steel slabs for flat products and round continuously cast blooms for seamless tubes, catering to demanding sectors such as automotive, energy, pipe manufacturing, and heavy machinery. As a joint venture of ThyssenKrupp Steel Europe AG, Salzgitter Mannesmann GmbH, and Vallourec S.A., HKM leverages the combined expertise of its parent companies. It is committed to efficient, high-quality production and is actively pursuing strategies for sustainable and climate-neutral steelmaking, playing a vital role in the European steel industry.

Where is Hüttenwerke Krupp Mannesmann GmbH's Headquarters?

HQ Function

The Duisburg site serves as the comprehensive operational center for HKM, encompassing all aspects of the business from raw material intake and processing, iron and steel production via blast furnaces and oxygen converters, continuous casting, to quality assurance, research and development, logistics, sales, and corporate administration.

Notable Features:

The facility is a large-scale, integrated steelworks featuring two high-capacity blast furnaces, a modern basic oxygen steelmaking plant, advanced continuous casting lines for both slabs and round blooms (a unique capability in Europe for large-diameter round blooms), and its own Rhine harbor quay for efficient logistics. It's recognized as one of the most productive and efficient steel plants globally.

Work Culture:

The work culture at HKM is deeply rooted in German industrial traditions, emphasizing technical proficiency, precision engineering, stringent safety standards, and a drive for continuous improvement. Collaboration, reliability, and a strong commitment to quality are core values within the workforce. There's also an increasing focus on innovation related to decarbonization.

HQ Significance:

HKM's Duisburg headquarters is highly significant as it represents one of Europe's largest and most technologically advanced steel production hubs. It is a major employer in the region, a critical supplier to numerous European industries, and a key player in the ongoing transition towards greener steel production technologies.

Values Reflected in HQ: The headquarters and plant operations reflect HKM's core values of industrial excellence, technological leadership, operational efficiency, a long-term commitment to its employees and the Duisburg region, and an increasing dedication to environmental stewardship and sustainable practices.

Location:

While Hüttenwerke Krupp Mannesmann GmbH's manufacturing operations are entirely consolidated at its single integrated site in Duisburg, Germany, its products serve a global market. The company's high-quality steel slabs and round blooms are distributed internationally, either directly to large industrial customers or through the extensive sales and distribution networks of its shareholder companies. HKM's steel is integral to supply chains across various sectors worldwide, including automotive, energy, and construction.

Street Address:

Ehinger Straße 200

City:

Duisburg

State/Province:

North Rhine-Westphalia

Country:

Germany

Hüttenwerke Krupp Mannesmann GmbH's Global Presence

Buying Intent Signals for Hüttenwerke Krupp Mannesmann GmbH

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Executive Team of Hüttenwerke Krupp Mannesmann GmbH

As of April 2025, Hüttenwerke Krupp Mannesmann GmbH' leadership includes:

Dr.-Ing. Dennis Grimm - Sprecher der Geschäftsführung, Kaufmännischer Geschäftsführer (Spokesman of the Management Board, Commercial Managing Director)
Dr.-Ing. Carsten Hillmann - Geschäftsführer Produktion (Managing Director Production)
Rudolf Vester - Geschäftsführer Personal und Arbeitsdirektor (Managing Director Human Resources and Labor Director)

Investors of Hüttenwerke Krupp Mannesmann GmbH

Hüttenwerke Krupp Mannesmann GmbH has been backed by several prominent investors over the years, including:

ThyssenKrupp Steel Europe AG (50%)
Salzgitter Mannesmann GmbH (30%)
Vallourec S.A. (20%)

Executive New Hires/Exits in the Last 12 Months

Hire1
Exits2

In the last 12 months, Hüttenwerke Krupp Mannesmann GmbH experienced significant leadership changes. Dr. Dennis Grimm was appointed as the new Spokesman of the Management Board and Commercial Managing Director in November 2023, taking over from Henrik Schlüsener. Earlier in the year, Dr. Gerhard Erdmann, former Technical Director and Spokesman, retired in April 2023, with Dr. Carsten Hillmann subsequently assuming the role of Technical Managing Director in May 2023.

Departures

Henrik Schlüsener, Henrik Schlüsener departed from his role as Commercial Managing Director.
Dr. Gerhard Erdmann, Dr. Gerhard Erdmann retired from his position as Technical Director and former Spokesman of the Management Board.

New Appointments:

Dr. Dennis Grimm, Dr. Dennis Grimm appointed as Spokesman of the Management Board and Commercial Managing Director.
Dr. Carsten Hillmann, Dr. Carsten Hillmann assumed the role of Technical Managing Director, having previously been part of the management.

Technology (Tech Stack) used by Hüttenwerke Krupp Mannesmann GmbH

Discover the tools Hüttenwerke Krupp Mannesmann GmbH uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

Hüttenwerke Krupp Mannesmann GmbH Email Formats and Examples

The most common email format for Hüttenwerke Krupp Mannesmann GmbH (HKM) is believed to be [first_initial].[last_name]@hkm.de or [first_name].[last_name]@hkm.de. Variations might exist depending on internal naming conventions.

[first_initial].[last_name]@hkm.de or [first_name].[last_name]@hkm.de

Format

m.muster@hkm.de or max.mustermann@hkm.de

Example

70%

Success rate

News and media

stahl-online.deOctober 26, 2023

Hüttenwerke Krupp Mannesmann GmbH: Dennis Grimm becomes new spokesman for the management board

Dr. Dennis Grimm will take over as spokesman for the management board and commercial director of Hüttenwerke Krupp Mannesmann (HKM) on November 1, 2023. He succeeds Henrik Schlüsener, who is leaving the company at the end of October....more

thyssenkrupp Steel Europe NewsroomJune 19, 2023

Hüttenwerke Krupp Mannesmann GmbH: Thyssenkrupp Steel, HKM, and Duisport plan joint hydrogen infrastructure in Duisburg

Thyssenkrupp Steel, Hüttenwerke Krupp Mannesmann (HKM), and Duisport are collaborating on a plan to establish a joint hydrogen infrastructure in the Port of Duisburg. This initiative aims to support the transition to climate-neutral steel production and decarbonize logistics operations in the region....more

HKM Website NewsAugust 14, 2023

Hüttenwerke Krupp Mannesmann GmbH starts new training year with 64 apprentices

Hüttenwerke Krupp Mannesmann (HKM) welcomed 64 new apprentices at the beginning of the 2023 training year. This investment in young talent underscores HKM's commitment to developing a skilled workforce for its Duisburg steel plant across various technical and commercial professions....more

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