National Due Diligence Services is the nation’s premier surveying, mapping and due diligence firm. NDDS is a division of American Surveying & Mapping, Inc. which has been an industry leader throughout the United States and beyond since 1992. NDDS was formed to fulfill our customer’s needs for multiple due diligence products in a one stop shop. We formed a strategic partnership with the Fidelity National Title Group as their service provider and continue grow and service the commercial real estate industry. Whether you are working with our survey or assessment division, our team takes pride in their ability to provide accurate and responsive service. Experience allows NDDS to guide clients through complex single sites as well as multi-site, multi-state projects of all types.