Ralph Roland Rentschler

Part of Deutsche Telekom AG, DeTeFleetServices GmbH is a German company that provides mobility solutions. The company is based in Bonn, Germany. The CEOs of the company are Olga Nevska, Rainer Heil.

Part of Deutsche Telekom AG, Deutsche Telekom Assekuranz-Vermittlungsgesellschaft mbH is an insurance company based in Cologne, Germany. The German company offers a range of insurance products including home, liability, health, and travel insurance, as well as pension funds and assets provision. The CEOs of the company are Andreas Mauerer and Jörg Schönenborn. The company provides personal advice and digital insurance solutions for private customers, including special conditions. The company also offers exclusive advantages for Telekom employees, such as personal advice from colleagues to colleagues, favorable conditions, and competent help in the event of damage.

Founded in 1999, Deutsche Telekom IT GmbH is a German software development company that develops software applications. The company is based in Bonn, Germany and is a subsidiary of Deutsche Telekom AG.

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.

Part of Carl-Zeiss-Stiftung, Carl Zeiss, Inc. is a company that manufactures optical lenses. The company is based in Maple Grove, MN.

Slovak Telekom, a.s. provides telecommunication services to residential and corporate clients in Slovakia. It offers a range of services, including voice and data services through landline and mobile telecommunication networks, Internet connectivity, digital TV services, MMS messaging services, and roaming services. Slovak Telekom was founded on April 1, 1999 and is headquartered in Bratislava, Slovakia.

Robert Bosch GmbH engages in the development of the engineering and electronics sector. Its business sectors include; mobility solutions, industrial technology, consumer goods, and energy and building technology. The company was founded by Robert Bosch in 1886 and is headquartered in Gerlingen-Schillerhöhe, Germany.