Wilfried Peters

Part of Vonovia SE, Eisenbahn-Wohnungsbaugesellschaft Köln mbH is a company based in Bochum, Germany. The CEOs of the German company are Gerald Klinck, Klaus Freiberg, Mario Marcel Stamerra.

T-Systems International GmbH engages in the development, implementation, operation, and marketing of client- and industry-specific solutions in the information processing and telecommunications sectors. These include security, data processing, information management, training, and consulting services. The company was founded on August 30, 2004 and is headquartered in Frankfurt, Germany.

T-Systems ITS GmbH provides information and communications technology (ICT). Within the Deutsche Telekom group, T-Systems brand symbolizes the strategic business area “Business customers”: this comprises some 60 multinational groups and large public authorities, as well as 160,000 large and medium-sized companies. Founded in 2001, the company is headquartered in Frankfurt am Main, Germany.

Detecon International GmbH provides management consulting services. It advises telecommunications companies, governments, investors and regulatory authorities with solutions developed from the application of information and telecommunications technologies. The company was founded in 1977 and is headquartered in Cologne, Germany.