Stefan Seum holds a diploma in Geography of the Free University of Berlin. He began his career at Prognos GmbH, where he developed life cycle assessment methods for industrial processes. Between 1998 and 2008 he worked in different affiliations in the United States, where he focused on the environmental impacts from mobile emission sources. He implemented as Port Environmental Planner for the Port of Oakland emission inventories and air quality compensation programs. In the following years, Mr. Seum conducted emission inventories for several US port areas and furthered the knowledge on emission factors for ocean going ships. Between 2003 and 2006 he managed the Clean Cargo Working Group under not-for-profit Business for Social Responsibility. In 2008 he returned to Berlin, Germany, and became a policy advisor on greenhouse gas emissions and transport and investigated methodologies for product life cycle assessment for the Öko-Institut. In the fall of 2013 he joined the German Aerospace Center´s Institute for Transport Research and took on the management of the project Transport Development and Environment.
Stefan Seum also participated on behalf of US ports in stakeholder consultations by the European Commission and represented science in mirror committees of the German Standards Institute. Since 2014 he is an independent verifier of Environmental Product Declarations according to DIN EN ISO 14025 and 15804 for the Advisory Board of the Institute Bauen und Umwelt (IBU).
An overview of all publications, which are created as part of his DLR activity, can be found at the DLR-Publicationserver elib.