Klaus Keysberg

Acciai Speciali Terni SpA manufactures stainless steel. The firm offers semi-finished hot-rolled coils, hot white band products, and cold-rolled stainless steel products for use in transportation, consumer goods and industrial goods. The company was founded by Vicencio Stefano Breda on March 10, 1884 and is headquartered in Terni, Italy.

Thyssenkrupp Marine Systems GmbH provides ship building and other related services. It also offers naval surface vessels, such as frigates, corvettes, patrol vessels, auxiliaries; develops and integrates submarine systems and equipment. The firm provides spare parts, engineering advice, surveys, ship repair and modernization programs, as well as expertise for infrastructure related services to operate own maintenance sites, facilities, procedures, machines and tools. The company was founded in 1838 is headquartered in Kiel, Germany.

ThyssenKrupp Xervon GmbH provides management and repair services for industrial facilities in the chemical and petrochemical industries, energy, steel and further sectors of the process industry. The company was founded on October 1, 2005 and is headquartered in Düsseldorf, Germany.

thyssenkrupp Materials Services GmbH distributes raw and processed materials for manufacturing and processing companies. It offers carbon and stainless steel, tubes and pipes, nonferrous metals, and plastics. The firm also offers raw materials such as solid fuels and carburizing agents, alloys, metals, and powder metals. The company is headquarters in Essen, Germany.

Part of thyssenkrupp AG, Thyssenkrupp (China) Ltd. is an investment holding Chinese company. The company is based in Beijing, China.

Part of thyssenkrupp AG, thyssenkrupp MillServices & Systems GmbH is a German company that mills, manufactures, and distributes steel. The company is based in Oberhausen, Germany. The CEO of the company is Jörg Schürmann.

thyssenkrupp Materials Poland SA engages in the distribution of metals and plastics. Its offer includes stainless, carbon, and engineering steel as well as wielding materials. The company was founded in 1996 and is headquartered in Torun, Poland.