Bim on a large scale, think Citywide planning, can be very system intense. In an effort extend the capabilities of their current offerings, Autodesk has completed the aquisition of 3D Geo, a company based in Germany.
Lisa Campbell, vice president, Autodesk Geospatial says,"This acquisition extends Autodesk's ability to help customers visualize urban and infrastructure designs on a city-wide scale. We are looking forward to working with 3D Geo's customers, partners and employees."
Read more here and here.