BAU ART is a prefabricated building company from 26135 Oldenburg, Germany. The legal company name is BAU ART Florian Stemmer. Based in 26135 Oldenburg, Germany, its profile centers on timber-frame housing and factory-prepared structural elements.

The company traces its official founding to 1991. The category data points to residential construction, timber-based construction, adaptable design work, and factory-led speed. Its positioning is strongly connected with timber construction, prefabricated elements and residential building know-how.