Thomas Koelzer

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.

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.

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.

Giesecke+Devrient Mobile Security GB Ltd. manufactures paper and pulp mill products. The company was incorporated on July 08, 1997 and is headquartered in Wembley, the United Kingdom.

Veridos Matsoukis Security Printing SA is a private company based in Ilion, Greece that specializes in security printing. Veridos Matsoukis has received international recognition for their high-level production of security printing, including the production of over 25 million travel documents in 2021. The Greek company has also been awarded for their manufacturing excellence. Veridos Matsoukis has worked with the government of Bangladesh to produce innovative, locally-made electronic passports and modern travel documents and border control infrastructure. The company was founded in 1891 by Michail Erginos and is currently led by CEO Dimitrios Spyridon Matsoukis.

Part of Giesecke+Devrient GmbH, Giesecke + Devrient Mobile Security Iberia SA provides printing and graphics services. The company is based in El Prat de Llobregat, Spain. Founded in 1987.