Diethard Bergers

ThyssenKrupp Technologies AG manufactures steel, automobiles and elevator systems. It operates through five business units. The plant technology unit builds chemical and cement factories and makes production equipment for those industries and for mining operations. Marine systems builds various sorts of ships including non-nuclear submarines and frigates for military use and yachts for private customers. The company is headquartered in Essen, Germany.

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.