EarthSoft's EQuIS is the most widely used environmental data management system in the world. EQuIS is used by 6 US EPA Regions, over 30 US States, the Kuwait EPA, many cities, counties, port authorities and other local governments, hundreds of industrial clients and most of the world's large environmental consultants. EQuIS manages sample-test-result data and includes interfaces to ArcGIS, ArcGIS for Server, and ArcGIS Online. EQuIS includes interfaces to many environmental software modules for decision support and data analysis, including EVS, EnviroInsite, and others. EarthSoft has a dozen-staff Help Desk. Ask us for some of our Case Studies!