Norbert Keller

thyssenkrupp Rasselstein GmbH engages in the operations of the production site for packaging steel. The company was founded on September 9, 1996 and is headquartered in Andernach, Germany.

HDI Haftpflichtverband der Deutschen Industrie VVaG engages in the provision of insurance services to private and corporate clients. It specializes in life, accident, liability, vehicle, aviation, legal protection, burglary, storm, pet, as well as credit and surety insurance. The company was founded on January 14, 1905 and is headquartered in Hannover, Germany.

Vallourec & Mannesmann Tubes SA manufactures seamless hot-rolled steel tubes. The firm's products include feedwater heater tubes, circular hollow sections, and piping components. The company provides services to the automotive, construction & civil engineering, mechanical engineering, and oil & gas industries. It was founded in October 1997 and is headquartered in Boulogne, France.

Salzgitter Klöckner-Werke GmbH engages in the acquisition, holding, and management of participating interests in companies, which develop and manufacture machines and equipment. It also specializes in the production of rolled steel and tubes products. The company was founded by Peter Klöckner on January 17, 1952 and is headquartered in Salzgitter, Germany.

Borusan Mannesmann Boru Yatirim Holding AS manufactures, markets and distributes steel pipes. It specializes in pipes for the transmission of water, natural gas, and oil, as well as precision tubing, boiler tubes, PE and bitumen-coated steel and polypropylene sanitary pipes, and heavy-duty construction profiles. The company was founded in 1998 and is headquartered in Istanbul, Turkey.

ThyssenKrupp Electrical Steel GmbH manufactures electrical steel and cold rolled low carbon steel. It focuses entirely on grain oriented electrical steel. The company produces and sells under the PowerCore brand. The firm PowerCore C grades are used in distribution and small transformers cores as well as in large power generators. The company was founded in 2002 and is headquartered in Gelsenkirchen, Germany.

Part of Salzgitter AG, Mannesmann Verwaltung GmbH is a German company that manufactures metal and stainless tubes. The company is based in Mulheim an der Ruhr, Germany.

EUROPIPE GmbH manufactures steel pipes. It offers pipe, pipeline parts, secured logistics, financial support, research and development services. The company was founded in 1991 and is headquartered in Muelheim an der Ruhr, Germany.

Part of Salzgitter AG, Salzgitter Mannesmann GmbH is a holding company with interest in producing steel and steel products. The company is based in Salzgitter, Germany.

KHS GmbH manufactures filling and packaging equipment for the beverage, food, and non-food sectors. Its products include blocked machines, processing systems, ECO pet line, aseptic filling, keg systems, labeling, thermal container treatment, pouching and palletizers. The company was founded in 1993 and is headquartered in Dortmund, Germany.

Thyssenkrupp Steel North America, Inc. engages in processing, marketing and distributing automotive flat steel products. The company is headquartered in East Lansing, MI.

Part of Salzgitter AG, Salzgitter Mannesmann Handel GmbH is a German company that manufactures and distributes steel plates, strips, and sheets. The company is based in Dusseldorf, Germany. The CEO of the company is Volker Schult.

Bantleon Invest AG is the German asset management subsidiary of Bantleon AG in Switzerland. The firm was founded in 1999 and formerly known as NORD/LB Asset Management and AG Warburg Invest AG. Headquartered in Hannover, Bantleon Invest provides asset management and fund administration services to German institutional investors and distribution partners.

Hans Böckler Stiftung is a research and study promotion organization that is committed to co-determination as a principle of democratic society. The private company is based in Dusseldorf, Germany. and has subsidiaries in Germany. The German company's work is dedicated to the principle of co-determination in all its areas of activity. The division of labor is also a consequence of economic interrelationships at the international level and their deepening. The company provides specific and very different opportunities, burdens, design options, and challenges for employees and their representatives, companies, political and civil society actors.

IG Metall is the largest individual trade union in the world, based in Frankfurt am Main, Germany, with subsidiaries in Germany. The German company provides information, materials, and useful guides to its members to help them achieve fairness and good working conditions in their workplaces and society. The private company's focus is on employment security, occupational safety, and value chains. The CEO of the company is Hans-Jürgen Urban.

thyssenkrupp Hohenlimburg GmbH is a German company that supplies carbon steel products. The company is based in Hagen, Germany. The CEOs are Andre Matusczyk, Jan Janssen, and Markus Zobel. The private company was founded in 1993.

Peiner Träger GmbH manufacturers and supplies beams and column sections made from steel. It offers structural shapes and wide flange beams, column, sheet piling, bearing pile, mine support sections and Y-steel sleepers. The company was founded in 1872 and is headquartered in Peine, Germany.

Part of Salzgitter AG, Salzgitter Flachstahl GmbH is a company that produces hot-rolled, cold-rolled, and coated flat steel products. The company is based in Salzgitter, Germany. The company also collaborates with Salzgitter Mannesmann Forschung to continuously develop materials and surfaces. In addition, the German company provides an online platform for its business partners to stay informed about the status of their orders. The platform includes information on the dimensions of hot-dip galvanized products and the surface type of Stronsal® coated products. The CEO of the company is Ulrich Grethe.

Part of Salzgitter AG, Hansaport Hafenbetriebsgesellschaft mbH operates harbor. The company is based in Hamburg, Germany. The CEO of the German company is Ben Thurnwald.

Part of Salzgitter AG, Salzgitter Mannesmann Grobblech GmbH is a German company that manufactures heavy plates for diameter pipes. The company is based in Muelheim an der Ruhr, Germany. The company was founded in 1882. The CEO is Sebastian Bross.

Ilsenburger Grobblech GmbH manufactures and supplies heavy plates and high tensile steel grades. It offers products of different brand including MAXIL, BRINAR, and RESTIL. The company was founded in 2001 and is headquartered in Ilsenburg, Germany.

Part of Stadt Salzgitter Koerperschaft des Oeffentlichen Rechts, Wohnungsbaugesellschaft mbH Salzgitter is a residential construction company based in Salzgitter, Germany. The German company offers modern and need-friendly housing at fair prices, with around 6,500 own and managed apartments. The CEOs of the company are Christian Heinrich, Jens Bischoff. The company provides an emergency service apartment search and has customer centers in different locations. The company also has a customer magazine called "Live in the field of view" where they inform their tenants about their work, current construction and modernization projects, and past promotions.

Salzgitter Mannesmann is a steel importer and distributor. It is ultimately controlled by the State of Lower Saxony. The British company was founded in 1989. The CEO is Julian Thompson.

Part of Salzgitter AG, Verkehrsbetriebe Peine-Salzgitter GmbH is a transportation company based in Salzgitter, Germany. The CEOs of the German company are Frederick Schröder, Johannes Dreier.

thyssenkrupp Steel Europe AG manufactures carbon steel, stainless steel, and special steel materials. Its products include hot and precision strips, heavy plates, sheet and coated products, organic coated strips and sheets, composite materials, electrical steel products, tinplates and black plates, and medium-wide strips. The company was founded in 1997 and is headquartered in Duisburg, Germany.

TKAS Auto Steel Co., Ltd. is a Chinese company that manufactures and supplies hot dip galvanized steel. The joint venture company is based in Dalian, China.

Part of Salzgitter AG, Salzgitter Mannesmann International GmbH is a steel trader with 29 locations in 21 countries. The company is based in Dusseldorf, Germany. The CEOs of the German company are Alexander Eckhard Soboll, Jörg Grzella.

Part of Acek Desarrollo y Gestión Industrial SL, Gestamp Umformtechnik GmbH develops and produces high-quality car body and chassis components. The company is based in Bielefeld, Germany.

Part of Vallourec SA, Vallourec Deutschland GmbH is a German company that manufactures seamless steel tubes and pipes for oil and gas industries. The company is based in Dusseldorf, Germany. The company was founded in 1885 by Reinhard Mannesmann, Max Mannesmann. The CEO is Ulrich Menne.

Krupp Hoesch Verarbeitung GmbH is a German company that wholesales non-ferrous metals and steel products. The private company is based in Dortmund, Germany.

Part of Salzgitter AG, KHS México SA de CV is a company based in Toluca, Mexico that wholesales industrial machinery and equipment.

Mannesmannröhren-Werk GmbH is a steel tube manufacturing company based in Zeithain, Germany. The CEOs of the German company are Heinrich Clören, Jörn Winkels. Part of Salzgitter AG, Mannesmannröhren-Werk GmbH manufactures steel tubes.

Part of Salzgitter AG, Mannesmann Line Pipe GmbH is a German company that manufactures and supplies welded steel pipes. The company is based in Siegen, Germany. The CEO of the company is Jörn Winkels.

Part of thyssenkrupp AG, Uhde High Pressure Technologies GmbH is a German company that manufactures high pressure systems, material handling equipment and mining equipment. The company is based in Hagen, Germany. The CEOs are Dennis Günter Grimm, Christian Myland. The company was founded in 1996.

Wte Betriebsgesellschaft mbH supplies drinking water and operates sewerage systems. The company is based in Hecklingen, Germany. The German company is ultimately controlled by the State of Niederösterreich. The CEOs of the company are Ralf Schröder, Michael Knust.