Walmart Inc. is a global retail company founded by Sam Walton in 1962. Walmart's focus is on providing value to customers, helping them save money and improve their lives. With 11,500 retail stores in 27 countries, including online platforms, it serves around 265 million customers weekly. The company emphasizes using technology and innovation to enhance customer experiences and operational efficiency. Walmart's business model centers on offering a broad range of products at affordable prices. It operates through three main segments: Walmart U.S., Walmart International, and Sam's Club. Walmart U.S. is the largest, with retail stores across all 50 states, including discount stores, supercenters, and neighborhood markets. The International segment covers operations outside the U.S., and Sam's Club consists of membership-based warehouse clubs in 44 U.S. states. It's the world's largest company by revenue, making $548.743 billion in 2020, and employs over 2.3 million people, making it the largest private employer globally.