Visa Inc. is an American multinational company providing services for conducting payment transactions. It is the basis of the association of the same name. Since September 20, 2013, the price of its shares has been included in the calculation of the Dow Jones index.
VISA International Service Association (recursive acronym) is an international payment system. Currently, the association includes two companies (previously there were four): Visa Inc. (USA, Foster City), which owns all rights to the trademark and applied technologies, and Visa Europe Services Inc. (Great Britain, London), which is managed by European banks and operates under licenses from Visa Inc.
Mastercard Worldwide or Mastercard Incorporated is an international payment system, a transnational financial corporation uniting 22,000 financial institutions in 210 countries. The main headquarters of the company is located in New York, Westchester County, USA.
