Projects Construction company Companies Contact Welcome TreuBau Freiburg AG welcomes you to its website. Here you will find all information about our new construction projects , real estate , projects in preparation , references and contacts . NEW Freiburg Hornbühl Ost Project information NEW Freiburg-Wiehre Kronenmattenstrasse Project information SELLS Loerrach-Haagen Neudorfer Strasse Project information SELLS Bad Krozingen Spa garden 2 Project information SELLS Freiburg-Herdern Deutschordensstrasse Project information SELLS vineyard Badenweiler Street Project information SELLS Waltershofen Gottenheimer Strasse Project information SELLS Freiburg-Herdern Sonnhalde 21 Project information SELLS Offenburg Sankt-Martin-Strasse 4b Project information Report a problem with the website Imprint and data protection