WEX Inc is a provider of corporate payment solutions. The company operates three business segments: Mobility, Benefits, and Corporate Payments. Mobility segment, the largest segment by revenue, provides fleet vehicle payment solutions, transaction processing, and information management services for commercial and government fleets. The Corporate Payments segment offers business-to-business payment processing and transaction monitoring services. The Benefits segment generates revenue from healthcare payment products and its consumer-directed software platform. Wex's largest end market is the United States of America.