Mardia Niehaus

McKinsey & Co., Inc. provides management consulting services. It specializes in design, marketing and sales, analytics, operations, transformation and restructuring, risk, strategy and corporate finance, and sustainability and resource productivity. The company was founded by James O. McKinsey in 1926 and is headquartered in New York, NY.

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

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.

Airbus Defence & Space GmbH develops and manufactures defense systems. The company provides military transport and fighter aircraft, defense electronics and security systems and space systems. It also conducts research activities. The company is headquartered in Ottobrunn, Germany.

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.

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.

Digi-Key Corp. distributes electronic components. It also distributes semiconductors, discrete, electromechanical parts. Its products include audio products, batteries, cable assemblies, capacitors, computer & video accessories, connectors, crystals & oscillators, discrete semiconductor products and many more. The company was founded by Ronald A. Stordahl in 1972 and is headquartered in Thief River Falls, MN.

T-Mobile Czech Republic a.s. provides telecommunications services. The company offers mobile telecommunication services, internet, television, mobile phones, tablets, laptops and modems. The company was founded on February 15, 1996 and is headquartered in Prague, Czech Republic.

T-Com provides telecommunications services to the carrier's fixed-line telecommunications network in Germany. It provides international carrier services, terminal equipment and data communications services and offers services to residential customers and small to midsized businesses. It also provides Deutsche Telekom's fixed-line network infrastructure services and offers these services to other telecom carriers. The company is headquartered in Bonn, Germany.

Part of Bertelsmann SE & Co. KGaA, Financial Times Deutschland GmbH & Co. KG is a German company that publishes a daily business paper. The company is based in Hamburg, Germany. The company was founded by Julia Jäkel. Financial Times Deutschland was acquired by Gruner + Jahr Deutschland GmbH, part of Bertelsmann SE & Co. KGaA from January 01, 2022 on March 27, 2008.

Media-Saturn-Holding GmbH operates as a holding company with interests in consumer electronics retailing business. It conducts business through three brands: Media Markt, Saturn and redcoon. The firm operates a chain of electronics retail stores under the brand names Media Markt and Saturn. The company operates redcoon, an online consumer electronic store. Media-Saturn-Holding was founded in 1961 and is headquartered in Ingolstadt, Germany.

DTM Deutsche Tele Medien GmbH provides telephone directories such as Das Telefonbuch, Das Örtliche, and Gelbe Seiten. The company was founded on November 15, 1954 and is headquartered in Frankfurt, Germany.

T-Systems ITC Iberia provides IT and telecommunications solutions and services for the automotive, banking, health, and public sectors. These include systems integration and engineering, as well as infrastructure management and process modernization. The firm is based in Barcelona, Spain.

Telekom Deutschland GmbH provides mobile communication services. It offers fixed network telephony, broadband Internet, mobile voice and data, and IPTV products and services. The firm's technologies for mobile data transmission include GPRS, EDGE, W-LAN, UMTS, and HSDPA. The company was founded in 1993 and is headquartered in Bonn, Germany.

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.

LANXESS Deutschland GmbH produces and sells chemicals. It operates as a subsidiary company. The company is headquartered in Cologne, Germany.

T-Mobile Netherlands Holding BV operates as a holding company with activities in the telecommunication sector. The company is headquartered in The Hague, the Netherlands.

EE Ltd. engages in the provision of telecommunications, broadband, services and equipment. The company was founded on May 10, 1989 and is headquartered in London, the United Kingdom.

Buyin SA is a Belgian procurement company that specializes in telecommunications industry. Buyin is based in Brussels, BE. The private company provides technical consultancy with commercial cost insights and leverage scale and innovation across all the strategic telco product categories. The company creates solutions to increase competitiveness on the basis of a demand plan and in constant interaction with their customers. The company has a proven track of building strong long-term relationships with suppliers and partners. Béatrice Felder has been the CEO of the company since 2019.

Part of Deutsche Telekom AG, GTS Central European Holding BV is a company based in Amsterdam, Netherlands. The Dutch company functions as an investment holding company.

1nce GmbH provides Internet of Things (IoT) network connectivity solutions. It focuses on business-to-business (B2B) applications, such as asset tracking, tank monitoring, vehicle telematics, smart metering, and waste management. The company was founded by Alexander P. Sator, Younes Allak, Alexander Bufalino, and Kim Juchem in 2017 and is headquartered in Cologne, Germany.

Part of Deutsche Telekom AG, Deutsche Telekom Europe Holding GmbH provides wireless telecommunication services. The company is based in Bonn, Germany. The CEOs of the German company are Robert Patrick Hauber, Kai-Ulrich Deissner, Johannes Jansen.

Part of Deutsche Telekom AG, Deutsche Telekom Business Solutions GmbH is a German company that provides telecommunication and ICT solutions. The company is based in Bonn, Germany. The CEOs are Hagen Rickmann, Maik Scheminski, Thorsten Zeiske. The company was founded in 2012.