Carl Ludwig Theodor Wuppermann

Franz Haniel & Cie. GmbH is a Haniel family equity firm. The company was founded in 1756 by Jan Willem Noot and is headquartered in Duisburg, Germany.

Part of Wuppermann AG, Wuppermann Staba GmbH is a German company that specializes in the quality and refinement of steel for 150 years. The company is based in Leverkusen, Germany. The company offers customized processed steel with low CO2 emissions as a perfectly coordinated intermediate product. The CEOs of the company are Arndt Lassmann, Johannes Nonn.

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.

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.

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.

Hüttenwerke Krupp Mannesmann GmbH is a steel manufacturing private company based in Duisburg-Huckingen, Germany. The CEOs of the German company are Herbert Eichelkraut, Gerhard Erdmann, Carsten Laakmann. The company specializes in the production of steel and precursors for the processing industry.

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.

BÜFA GmbH & Co. KG engages in the provision of chemical importation and distribution of colored woods, chemicals and oils. Its business focuses in the chemicals, cleaning and composites business areas. The company was founded by Ludwig Friedrich Carl Büsing and Friedrich Ludwig Fasch in 1883 and is headquartered in Oldenburg, Germany.

Operando Partners GmbH engages in the management of special alternative investment funds. It also invests in companies. The company was founded on June 19, 2017 and is headquartered in Cologne, Germany.

ELG Carbon Fibre Ltd. provides recycling services for carbon fiber-reinforced plastic products. It offers milled fibre, chopped tow, oversized chopped tow, thermoplastic nonwoven mats, carbon fibre nonwoven mats and chopped carbon fibre products. The firm's offers its products to automotive, rail and aero markets. The company was founded in 2003 and is headquartered in Coseley, the United Kingdom.

ELG Haniel Metals Ltd. engages in recycling and global trading of raw materials for the stainless steel industry. It offers stainless steel scrap, special alloys, carbon fibre, prime material, and stainless steel sheets and coils. The company was founded on September 18, 1980 and is headquartered in Sheffield, the United Kingdom.

ELG Haniel GmbH recycles and trades stainless steel scrap. The firm’s products include stainless steel scrap, special alloys, carbon fiber, primary material, stainless steel sheets & coils, purchase, sale and processing. The company was founded in 1962 and is headquartered in Duisburg, Germany.

Zwiesel Kristallglas AG manufactures and distributes drinking glasses. Its brands include SCHOTT ZWIESEL, ZWIESEL 1872 and JENAER GLAS. The company was founded by Anton Müller in 1872 and is headquartered in Zwiesel, Germany.

Allianz Versicherungs-AG engages in the non-life insurance business. It provides general accident, liability, vehicle, legal expense, fire, credit and surety, as well as transport insurance services. The company is headquartered in Munich, Germany.

Part of CEMEX SAB de CV, Readymix AG Fuer Beteiligungen is a company that offers high-quality harpsichords, cements, and building materials. The company is based in Ratingen, Germany. The German company also provides expert advice on CEMEX concrete products.

Part of Bauunternehmung E. Heitkamp GmbH, Heitkamp-Deilmann-Haniel GmbH manufactures concrete products for the construction industry. The company is based in Waltrop, Germany.

Part of RAG-Stiftung, RAG AG specializes in coal mining. The company is based in Essen, Germany. The CEO of the German company is Peter Schrimpf.

Wilh. Werhahn KG operates as a holding company, which operates in the Building Materials, Consumer Goods, and Financial Services divisions. The Building Materials division offers products for road construction, roofs, and façades. The Consumer Goods division focuses on kitchen and body care items. The Financial Services division includes leasing, factoring, and vehicle financing. The company was founded by Peter Wilhelm Werhahn in 1841 and is headquartered in Neuss, Germany.