Marianne Birthler

Körber AG is a holding company, with interests in business areas that include automation, logistics systems, pharma systems, tissue, tobacco, corporate Ventures, and Körber Digital. The company was founded in 1946 and is headquartered in Hamburg, Germany.

Gruner + Jahr Deutschland GmbH publishes printed and digital media products. The company distributes premium magazines under the STERN, GEO, BRIGITTE, ESSEN & TRINKEN, SCHÖNER WOHNEN, CHEFKOCH, BARBARA, BEEF, and 11FREUNDE brands. It also operates the international digital marketing platform AppLike. The company was founded by John Jahr, Sr., John Jahr, Gerd Bucerius, and Richard Gruner on June 30, 1965 and is headquartered in Hamburg, Germany.

Carl Zeiss AG engages in the development and manufacture of scientific optics technologies and solutions services. Its products and solutions inlcude medical, microscopy, optemetry, industrial metrology spectroscopy, semicondictor technology, camera and film lenses, and simulation solutions planetariums. The company was founded by Carl Zeiss in 1846 and is headquartered in Oberkochen, Germany.

United Grinding GmbH engages in the development, manufacture, and sale of grinding machines. Its products include profile grinders as well as cylindrical, surface, and tool grinding machines. The company was founded in 1993 and is headquartered in Hamburg, Germany.

Gühring KG engages in the manufacture of rotary precision tools for metal machining. It offers milling cutters, threading, drilling, PCD and PCBN tools, reamers, and clamping and grooving systems. It also offers tool management, original manufacturing retooling, tool refurbishment, and digital services. The firm serves the aviation, automotive, mechanical engineering, operation and maintenance, energy technology, optics and precision engineering, tool and mould making, and electrical industry. The company was founded by Gottlieb Gühring in 1898 and is headquartered in Albstadt, Germany.

Hauni Maschinenbau GmbH supplies engineering solutions to the tobacco industry. Its products include consulting, green leaf threshing, instruments and analytic services. The firm offers start-up, knowledge transfer, spare parts, e-procurement, maintenance programs, production, modernization and refurbishment services. The company was founded by Kurt A. Körber in 1946 and is headquartered in Hamburg, Germany.

The Van Leer Jerusalem Institute engages in innovative interdisciplinary research. It operates in three main segments: Globalization and Sovereignty, Sacredness, Religion and Secularization, and Science, Technology and Civilization. The institute was founded in 1959 and is headquartered in Jerusalem, Israel.

Bühnen Holding GmbH & Co. KG is a private company based in Hamburg, Germany. The CEOs of the German company are Christian Wriedt, Constanze Wriedt, Nina Wriedt. The company provides investment services.