As a member of the Management Board of Lycos Europe and of Adlink Media AG, which belongs to United Internet AG, Marc gained valuable experience in the internationalization of digital advertising models and in the development of agile product development processes. In 2009 he took over the role of CEO at Immobilienscout-24 and developed the platform into the leading marketplace for real estate. Marc has been a member of the Supervisory Board since 2015 and develops digitization strategies for established companies. As an active business angel with a focus on PropTech, he invested in VRNow, Ogulo, Zinsbaustein and vermietet.de and initiated the industry accelerator.