Since its inception over 50 years ago, Mastercard has pioneered technology to make payments simpler, smarter, and safer. The company specializes in financial transaction processing services and provides payment services for credit and debit cards, electronic cash, automated teller machines, and travelers checks. The company operates in most markets across the globe and is the second-largest payment processing corporation worldwide. Headquartered in Purchase, New York, the publicly traded company makes most of its revenue from facilitating payments between the banks of merchants and the card-issuing banks of the consumers who use the Mastercard-brand debit, credit, and prepaid cards to buy goods and services.