DataLogic Software, Inc., a Texas corporation based in Harlingen, Texas, is the maker of Vesta EVV (Electronic Visit Verification), a compliance management software system for homecare program providers. DataLogic is contracted by the Texas Health and Human Services Commission to provide EVV services for Texas Medicaid Program Providers and FMSAs. As the No. 1 EVV vendor, Vesta is known for its realiable, easy-to-use system backed by strong support support.