Walmart Inc. is an American multinational retail corporation that operates a chain of hypermarkets (also called supercenters), discount department stores, and grocery stores in the United States, headquartered in Bentonville, Arkansas. Walmart is the largest private employer in the United States, with 1.6 million employees as of 2020. Walmart employs almost five times as many people as IBM, the second-largest employer. Walmart employs more African Americans than any other private employer in the United States.

Source: Wikipedia