DST Systems provides information processing software and services to the mutual fund, insurance, retirement, and healthcare industries, among others, primarily in North America. Its two top segments (customer communications and financial services) together contribute most of sales. Its financial services segment offers software and systems used to handle a wide range of tasks including shareowner recordkeeping, investment management, and business process management. The customer communications division includes integrated print and electronic billing and statement products. Among the healthcare offerings are claims adjudication and benefit and care management. DST generates most of its sales in the US.