Frank Dumeier

B&C Industrieholding GmbH operates as a holding company with interest in building and offers investments to other holding companies. The company was founded in 2000 and is headquartered in Vienna, Austria.

TTTech Computertechnik AG engages in the provision of aerospace, space, manufacturing and energy market solutions. The company was founded by Stefan Poledna and Gerog Kopetz in 1998 and is headquartered in Vienna, Austria.

Österreichische Bundesbahnen-Holding AG engages in the holding and management of participations in companies of the ÖBB Group with focus on strategic orientation. It also provides infrastructure, transportation, and logistics services. The company was founded on April 20, 2004 and is headquartered in Vienna, Austria.

Rail Cargo Austria AG engages in freight transport and logistics services. It specializes in wagonload and logistics, intermodal logistics, rolling road, railway undertaking, wagon rental and sales, as well as technical services and maintenance. The company was founded in 1992 and is headquartered in Vienna, Austria.

ÖBB-Personenverkehr AG provides passenger rail transportation. It operates suburban trains, long-distance trains, passenger wagons, railcars, and buses. The company was founded in 2004 and is headquartered in Vienna, Austria.

Infineon Technologies Austria AG engages in the development, production and sales of switching elements in microelectronics. The company was founded on March 24, 1999 and is headquartered in Villach, Austria.

Boehringer Ingelheim RCV GmbH & Co. KG develops and supplies biotherapeutic proteins, plasmid DNA and antibody fragments. The company was founded in 1885 by Albert Boehringer and is headquartered in Vienna, Austria.

Siemens France Holding SASU engages in administrative and management operations. The company was founded on September 14, 2002 and is headquartered in Saint-Denis, France.

Siemens SpA manufactures electrical equipment and appliances. It offers electrification, automation, digitalization, technology and engineering. The company is headquartered in Milano, Italy.

Part of Siemens AG, Siemens Sanayi ve Ticaret AS is a Turkish company that manufactures and supplies electrical equipment. The company is based in Istanbul, Turkey.

Part of Siemens AG, Siemens SA is a Spanish company that manufactures mobile phones, electrical machinery equipment, turbine generators, medical and scientific control instruments, and provides engineering services. The company is based in Tres Cantos, Spain.

Siemens Nederland NV manufactures communication and other electronic equipment. It offers automation, cordless phones, home media, home appliances, lighting, therapy systems, diagnostic imaging, mechanical drivers, and building technologies. The company is headquartered in The Hague, the Netherlands.

Formed in1946, Österreichische Industrieholding AG is the investment and privatisation agency of the Austria Republic.It stimulates and increases in the value of the investments for which it is responsible and on the other,it continually examines exit scenarios with the aim of achieving the partial or complete privatisation of those companies for which privatisation is envisaged.

Siemens AG Österreich engages in the manufacture and sale of industrial products in the fields of electrical engineering, telecommunications engineering, measurement engineering, control engineering, machine building, as well as precision mechanics and related technologies. It also plans, executes, and sells all types of systems and system components for the production, transmission, and processing of information and energy. The company was founded on October 23, 1879 and is headquartered in Vienna, Austria.