Sebastian Turner

Verlagsgruppe Georg von Holtzbrinck GmbH operates as an investment holding company with interests in publishing books, newspapers, periodicals and online media. Its customers include authors, researchers, academics, educators, librarians, and readers. The company was founded in 1971 and is headquartered in Stuttgart, Germany.

Michael Grabner Media GmbH provides media management and consulting services. TI gives advices to companies which holds interest in offline and online media marketing services. The company was founded by Michael Grabner and Franziska Grabner in February 2007 and is headquartered in Vienna, Austria.

Verlag der Tagesspiegel GmbH prints and publishes a daily newspaper. It provides information about sports, art and culture, literature, research, health, and media. The company was founded in 1945 and is located in Berlin, Germany.

Dieter von Holtzbrinck Ventures GmbH (DvH Ventures) is a venture capital subsidiary of DvH Medien GmbH founded in 2014. The firm is headquartered in Cologne, Germany.

Dieter von Holtzbrinck Stiftung GmbH operates foundations that promote charitable projects and campaigns for social and cultural institutions. The private company is based in Stuttgart, Germany. The CEOs of the German company are Oliver Finsterwalder, Christine Jacobi, Axel Sigle.

Zeitverlag Gerd Bucerius GmbH & Co. KG engages in the publication of newspapers and magazines. The company is headquartered in Hamburg, Germany.

ZEIT Credo GmbH provides publishing services. The private company is based in Hamburg, Germany. The CEOs of the German company are Rainer Esser, Patrik Schwarz.

HMS Hamburg Media School GmbH engages in the operation of a media school. Its courses include digital journalism, digital media, digital and media management, film, digital change and trends, digital journalism fellowship, in-house and customized, as well as online marketing and social media. It also offers part-time training courses and music business summer school. The company was founded in 2003 and is headquartered in Hamburg, Germany.