Mr Frank Hovorka started his career in 1990 in construction field. A couple of years later, he joined the French construction group VINCI. He worked on different operational positions on construction sites. Based in Eastern Europe (mainly in the Czech Republic and Hungary) he worked with a team specialized in offices, retail and hotel buildings. In 2005 he achieved the first office building certified as a « green building » by Certivea (French green building council). In January 2007, he joined the international real estate department of Icade (real estate integrated developer) as head of development for commercial buildings, especially in Germany. He is also involved in research projects for net zero energy buildings and financial indicators for the green value (UNEP FI). Since September 2010 he’s working for the “Caisse des depots” group in charge of the real estate sustainable development policy.