GIS Data Resources, Inc. (GDR), is a GIS data provider that offers custom-built GIS data for private and public organizations using ESRI's ArcGIS 9 platform. Organizations ranging from local police, EMS, and fire departments to telecommunications, real estate, insurance, and utility companies use GDR data in their GIS applications. GDR leverages its archives of U.S. parcels, satellite and aerial imagery, tax assessor information, and a host of other location-based datasets to provide custom-built street network and centerline data combined with industry-specific data in a single map file.
GDR offers an a la carte service for GIS data and a variety of delivery options that are customized for each organization's needs. All GDR's products can be utilized in ArcView 3.x, 8.x, and 9.x as well as ArcIMS. GDR's mission is to provide the most accurate, multisourced GIS data in a single map file, custom built for a company's needs. Its secret for superior quality—GDR's proprietary software, the Geo Service Engine (GSE)—is a set of GIS scripting algorithms that query a customer's geofile on more than 30 parameters to check for errors, consistency, and quality. Its products and services include Geofile Services for public safety agencies and Addresspoints nationwide point file database.