The DGNB is an independent non-profit organization that was founded in 2007 by actors from throughout the construction and real estate sector. Its goal is to promote the construction of sustainable buildings. The focus of DGNB´s work is the definition of a uniform scale for sustainable buildings and the development of a transparent certification system: the German sustainable building certificate. The DGNB has around 950 members from the construction and real estate sectors including science, research and public administration. Website: http://www.dgnb.de/en/