From Wikipedia: Wal-Mart Stores, Inc. (branded as Walmart) (NYSE: WMT) is an American public corporation that runs a chain of large, discount department stores. In 2010 it was the world's largest public corporation by revenue, according to the Forbes Global 2000 for that year. The company was founded by Sam Walton in 1962, incorporated on October 31, 1969, and publicly traded on the New York Stock Exchange in 1972. Wal-Mart is the largest majority private employer and the largest grocery retailer in the United States. It also owns and operates the Sam's Club retail warehouses in North America.
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