The main office of Wüstenrot Bausparkasse AG is located in Ludwigsburg, in the land of Baden-Württemberg, in Germany. Wüstenrot is the oldest building society in Germany founded 1921. As the “inventor of mortgage savings”, Wüstenrot established the idea of “helping others to help themselves” in the building sector.

Through the merging of Wüstenrot and Württembergische, the company now belongs to the W&W group, pension fund leader.