Ulrich Feldmüller

Part of Siemens AG, Siemens Nixdorf Informations Systeme AG is a German company that manufactures high performance printers. The company is based in Oldenburg, Germany.

Hewlett-Packard GmbH markets and sells a range of computer related technology products and services to consumer, corporate, and government customers. The company's products include personal computers, servers, data storage devices, printing & imaging equipment, and enterprise software. The company was founded in 1959 and is headquartered in Böblingen, Germany.

Part of Microsoft Corp., Microsoft EMEA is a British company that provides software services.

Microsfot Deutschland GmbH is a distributor of software products. It offers operating systems for computers and mobile phones, cloud services, and programming services. The company was founded in 1983 and is headquartered in Unterschließheim, Germany, with offices within the country.

Qnamic AG delivers planning and production solutions for railway operators. It develops and distributes resource planning and dispatching software solutions for railway operating companies. The firm's Products include RailOpt Traffic, RailOpt Web, RailOpt DSS, RailOpt DIS and RailOpt Hosting. The company was founded by Claudia Schmid and Dirk Pfeiffer in 2003 and is headquartered in Hagendorf, Switzerland.

iQuest GmbH & Co. KG provides customized software solutions. It designs, builds, tests and maintains new software solutions to equip information technology infrastructure. The company was founded in 1998 by Cornelius Brody and is headquartered in Bad Homburg, Germany.