Marc-Julian Reinhart Siewert

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.

Netcetera AG provides software solutions. It offers consulting, information security, and IT operations management services. The company was founded by Joachim Hagger in 1996 and is headquartered in Zurich, Switzerland.

Netcetera Group AG engages in the acquisition, management, and disposal of participating interests in firms, real estate properties, and intellectual property rights. It also provides financial services to its subsidiaries. The company was founded on January 10, 2003 and is headquartered in Zurich, Switzerland.