MultiGen-Paradigm is no longer selling or supporting SiteBuilder 3D and ModelBuilder 3D. For full-service sales and support of SiteBuilder 3D and ModelBuilder 3D, visit our Authorized Distributor, Placeways LLC. Placeways specializes in interactive tools for geographic decisions and its staff have over 4 years of experience supporting and using the MultiGen‑Paradigm 3D GIS products. Placeways is also the home of sales and support for CommunityViz land-use planning software, which features SiteBuilder 3D as one of its components. To learn more and purchase SiteBuilder 3D To learn more and purchase ModelBuilder 3D