Mastercard
Mastercard Incorporated (known as Mastercardstylized in lowercase between 2016 and 2019 or MasterCard in the old years) is an American multinational financial services corporation in Mastercard International Global Headquarters, Purchase, New York, United States. Its business is to process payments between the banks of merchants and the card issuing banks or credit unions of the purchasers who use the "Mastercard" brand debit and credit cards to make purchases.