Gesa-Maria Rustemeyer

SmartTrust is a global leader in SIM and Mobile Device Management software designed to provide mobile network operators improved understanding of their subscribers and efficient management of the SIM cards and devices on their network. With its innovative technologies, mobile operators can implement new services quickly and efficiently, and gain knowledge about the needs of subscribers. Over 200 mobile network operators rely on them for SIM device and value added service management as well as dynamic roaming steering. Its customers range in size from new start-ups with fewer than 100,000 subscribers to well-established operators with more than 75 million subscribers. The technology touches more than 1.5 billion people every day and has been implemented by all major SIM vendors. SmartTrust's origins go back to 1974. They have been delivering solutions for SIM management since 1991 and device management since 2002, building on their success by pioneering Over-the-Air (OTA) technology for managing SIM cards, handsets and mobile value added services. By delivering the software tools to manage all of the equipment-SIM and device-in the hands of the subscriber, its systems enable service providers to realize the full potential of their businesses.

SAP Systems Integration AG provides information technology consulting services. It provides a range of IT consulting and systems integration services. The company was founded in 1997 and is headquartered in Dresden, Germany.

Giesecke+Devrient GmbH engages in the development, manufacture, and distribution of products and solutions for the safeguarding of payment processes, identities, connectivity, and data. It distributes its products under the G+D, G+D Bildmarke, G+D Bildmarke, and Giesecke+Devrient brands. The company was founded by Hermann Giesecke and Alphonse Devrient on June 1, 1852 and is headquartered in Munich, Germany.

Arthur Andersen LLP used to provide accounting services. It was also into consulting services for clients that operate businesses throughout the United States and around the world. Arthur Andersen was founded in 1913 and was headquartered in Chicago, IL.

BSH Hausgeräte GmbH manufactures electrical household appliances. It product portfolio includes stoves, ovens, extractor hoods, dishwashers, washers, dryers, refrigerators, freezers, consumer products such as vacuum cleaners, coffee machines, electric kettles, irons and hairdryers as well as accessories, auxiliary materials and tools. The firm offers its products under the Bosch and Siemens brands as well as other special and regional brands including Gaggenau, Neff, Thermador, Constructa, Viva, Ufesa, Junker, Zelmer, Balay, Pitsos, Profilo and Coldex brand names. The company was founded in 1967 and is headquartered in Munich, Germany.

Giesecke + Devrient Mobile Security GmbH provides security products and solutions for mobile applications, particularly in the fields of telecommunications and electronic payment transactions. It offers G+D currency technology, G+D mobile security, veridos, and secunet. The company is headquartered in Munich, Germany.

RWTÜV GmbH is a technology service provider based in Essen, Germany, with subsidiaries in Germany. The German company's focus is on diversity, integrity, communication, customer orientation, sustainability, and entrepreneurship. The private company provides services in energy and environmental, telecommunications, insurance, and advanced consulting. The company has made strategic investments and is a secure partner for investments. The company also prioritizes company succession. The CEO of the company is Reinhold Rüther.

TÜV NORD Systems GmbH & Co. KG provides consulting, testing and inspection services for safety solutions. The company is headquartered in Hamburg, Germany.

CETECOM GmbH engages in the provision of testing and certification of products with radio technologies. It offers EMC (electromagnetic compatibility) testing, radio testing, cellular testing, conformance testing, electrical safety testing, and audio testing services. The company was founded in 1993 and is headquartered in Essen, Germany.

Part of RWTÜV e V, Aktaios Verwaltungs-GmbH is a German company that provides investment services. The company is based in Essen, Germany. The company was founded in 2005. The CEO is Thomas Biedermann.

Cryptomathic A/S develops and distributes security software for electronic transactions. The firm serves banking, cloud, government, mobile, technology and manufacturing industries. The company was founded by Ivan Damgård and Peter Landrock in 1986 and is headquartered in Aarhus, Denmark.

RWTÜV eV operates as an association, which focuses on the protection of natural and legal persons, property, and environment from detrimental impacts of technology. The company was founded in 1872 and is headquartered in Essen, Germany.

BSH Hišni aparati doo engages in the manufacture, sale, and distribution of household appliances. Its brands are Bosch, Siemens, Gaggenau, Neff, Thermador, Constructa, and Coldex. The company was founded on December 10, 1992 and is headquartered in Nazarje, Slovenia.