Christian Baier

Ströer Management SE is a private company based in Cologne, Germany. The CEOs of the German company are Udo Müller, Christian Schmalzl. The company provides management services.

Lesson Nine GmbH operates as a language learning portal. The firm develops online learning app Babbel for learning foreign languages. It provides features for social networking and vocabulary building tools in German, French, English, Spanish, Turkish, Italian, Portuguese, Swedish, Indonesian, Dutch, and Polish. The company was founded by Lorenz Heine, Markus Witte, Toine Diepstraten and Thomas Holl in August 2007 and is headquartered in Berlin, Germany.

Part of Zalando SE, zLabels GmbH is a fashion company based in Berlin, Germany. The German company sets up new and daring brands, building collections that meet the taste and style requirements of a whole range of customer groups. The CEOs of the private company are Robert Gentz, David Schneider, Andreas Reichhart. The company's quality management is a fundamental part of their success, ensuring that customer expectations with regard to the highest standard of quality concerning the products are met.