Marianne Voigt

bettermarks GmbH engages in the provision of adaptive learning system for mathematics. It helps students, teachers, and parents calculate tasks on their tablet, computer, and smartphone. The company was founded by Arndt Kwiatkowski, Marianne Voigt and Christophe Speroni in 2008 and is headquartered in Berlin, Germany.

Immobilien Scout GmbH provides online real estate services. It offers ads placement and options for renting, leasing, buying, and selling apartments and houses. The firm also provides construction financing and installment credit verification services. The company was founded by Arndt Kwiatkowski in 1998 and is headquartered in Berlin, Germany.

alstria office Prime Portfolio GmbH & Co. KG engages in the provision of real estate services. It focuses on German metropolitan regions and conurbations. The company was founded in 2014 and is headquartered in Hamburg, Germany.

Part of BDO LLP, BDO AG Wirtschaftsprüfungsgesellschaft is a private company based in Hamburg, Germany. The German company provides various services such as Wirtschaftsprüfung, prüfungsnahe Dienstleistungen, Advisory, and more. BDO AG Wirtschaftsprüfungsgesellschaft advises and audits companies in the logistics industry and maritime economy. The company helps businesses navigate the new regulations of the FISG, which bring significant changes for companies of public interest. BDO's experts also assist companies in achieving sustainable corporate governance and meeting the increasing number of legal requirements related to sustainability. The CEO of the company is Holger Otte.