Walmart Inc. is a multinational retail corporation that operates a chain of discount department stores and warehouse stores. It is the world's largest company by revenue, with over 11,000 stores in 28 countries, and is the largest private employer in the world, with over 2.2 million
From Wikipedia
Walmart Inc. is an American multinational omnichannel retail corporation that operates a chain of hypermarkets, discount department stores, grocery stores, pharmacies, and gas stations in the United States and 19 other countries. It is headquartered in Bentonville, Arkansas. The company was founded in 1962 by brothers Sam Walton and James "Bud" Walton in nearby Rogers, Arkansas. It also owns and operates Sam's Club retail warehouses.