Witte Projektmanagement GmbH is a founding  member of DGNB, Deutsche Gesellschaft für nachhaltiges Bauen e. V., which was created in  2007.

The activities of DGNB and its members help to develop the foundation necessary to adhere to these protection targets: 

• Securing and maintaining of assets
• Protection of resources
• Conservation of natural environment
• Ensuring the health and comfort of building users
• Improvement the surrounding environment and protection of public goods