A company that operates in many countries is called a multinational corporation (MNC). Fortunemagazine’s roster of the top five hundred MNCs speaks for the strong global position of U.S. business: almost 40 percent are headquartered in the United States, and these U.S. companies make up half the top ten: Wal-Mart (number 1), Exxon Mobil (number 3), General Motors (number 5), Ford (number 8), and General Electric (number 9)
Source: Business in a Global Environment from http://2012books.lardbucket.org