Studies of Geography, Informatics and Media Sciences at the Phillipps University of Marburg in Germany, University of Alberta in Edmonton, Canada and Friedrich Wilhelm University Bonn, Germany.
Founder and CEO of the privately owned business CCGIS from 1998 to 2006. Co-founder of the non-profit organization Open Source Geospatial Foundation (OSGeo) in 2006. OGC Principal Member representative in the Open Geospatial Consortium (OGC) and CEO of the WhereGroup until 2008. Architecture Board member of the OGC and President of OSGeo. Founder of Metaspatial (2010).
Works as spatial systems architect consultant with focus on Open Source and standards.