Olaf Heyden

Drawing on a global infrastructure of data centers and networks, T-Systems operates information and communication technology (ICT) systems for multinational corporations and public sector institutions. On this basis, the company provides integrated solutions for the networked future of business and society. T-Systems combines industry expertise and ICT innovations to add significant value to customers' core business all over the world.

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.

Diebold Nixdorf Portavis GmbH develops pre-packaged information technology software solutions. The company was founded on June 27, 2005 and is headquartered in Hamburg, Germany.

Diebold Nixdorf Systems GmbH engages in the research, development, production, distribution, installation, and leasing of products and solutions in the fields of electronic information processing and transmission, as well as other systems engineering. It also provides consulting and training services. The company was founded on November 2, 2009 and is headquartered in Paderborn, Germany.

Syntax Systems GmbH & Co. KG provides SAP outsourcing and consulting services. It offers managed cloud security services. The company was founded in 1995 and is headquartered in Weinheim, Germany.

T-Mobile International AG & Co. KG provides telecommunications services. As strategic business segment of Deutschen Telekom AG for mobile telephony, the company concentrates on mobile telephony markets in Europe and the USA. The company is a partner of the FreeMove alliance, which they founded together with three other european mobile phone providers: Orange, Telefónica Móviles Espana and TIM (Telecom Italia Mobile). The company was founded in 1999 and is headquartered in Bonn, Germany.

E-PCPM GmbH & Co. KG provides wireless telecommunications services. It offers mobile voice and data services, including phone, email, multimedia, prepaid calling cards, and Internet access. The company was founded in 1993 and is headquartered in Dusseldorf, Germany.