Karl-Heinz Stiller

Part of Siemens AG, Siemens Nixdorf Informations Systeme AG is a German company that manufactures high performance printers. The company is based in Oldenburg, Germany.

Diebold Nixdorf AG engages in the provision of information technology solutions to banks and retailers. It develops, manufactures, and sells hardware, software, and services for customers in the banking industry, and provides hardware, software, IT services, and consulting services. The company was founded by Heinz Nixdorf in 1952 and is headquartered in Paderborn, Germany.

WINCOR NIXDORF International GmbH offers information technology based solutions. It caters to the financial, retail, wholesale, lottery, postal, transportation, and public administration industries. It offers information technology consulting, hardware and software. The company was founded in 1952 by Heinz Nixdorf and is headquartered in Paderborn, Germany.

Heggemann AG provides aerospace engineering services. The company is based in Buren, Germany and has subsidiaries in Germany. The German company was founded in 1962 by Paul Heggemann. The CEO is Christian Howe.