- Walmart is a large public American multinational retail corporation that operates a chain of hypermarkets, discount department stores, and grocery stores. It was founded in 1962 by Sam Walton and is headquartered in Bentonville, Arkansas.
- As of 2012, Walmart operates over 8,900 stores worldwide and has more than 2.2 million employees. It is the world's largest public corporation by revenue.
- Walmart pioneered the supercenter concept in the late 1980s by adding groceries to its discount stores. It has since expanded globally and now operates stores in 27 countries outside of the US.