Hans Jörg Kaltenbrunner

Andlinger & Co. GmbH provides private investment and management services. The firm focuses on industrial and tech companies with an industrial or business-to-business (B2B) client base. The company was founded by Gerhard Andlinger in 1976 and is headquartered in Vienna, Austria.

Radex Heraklith Industriebeteiligungs AG produces heat-resistant refractory products. The private company is based in Vienna, Austria.

SUSPA GmbH engages in the development, production, and distribution of gas, hydraulic, and friction dampers for applications in the automotive, mechanical engineering, furniture, medical technology, and consumer goods industries. Its product portfolio includes liftline and varilock lockable gas springs, softline hydraulic dampers, friction and end stop dampers, height adjustment systems, piston rods and tubes, as well as crash management systems. The firm also provides engineering and production services such as drawings, calculations, prototyping, tests, and series production. The company was founded in 1951 and is headquartered in Altdorf, Germany.

ETI Elektroelement dd engages in the production of devices for distribution of electricity and related tools. The company was founded in 1950, and is headquartered in Izlake, Slovenia.

HEW-KABEL Holding GmbH is a German company that manufactures specialty cables. The company is based in Wipperfuerth, Germany and has subsidiaries in Germany and Sweden. The CEOs of the private company are Christian Reißner, Hans Jörg Kaltenbrunner, Peter van Loo.