Melissa is a company that provides data quality and address management solutions. It features address, name, phone, and email verification, customer data management, profiling, geocoding, etc. The company also offers DSF2 processing that provides walk sequence codes; multisource change of address (mCOA) and proprietary change of address (pCOA); and national change of address (NCOA) service. Melissa caters to transportation, logistics, healthcare, insurance, e-commerce, real estate, and other industries.