Tesco plc (/ ˈtɛs.koʊ /) is a British multinational groceries and general merchandise retailer headquartered in the United Kingdom at its head offices in Welwyn Garden City, England. [8] The company was founded by Sir Jack Cohen in Hackney, London, in 1919.
Tesco runs the world’s largest grocery home-shopping service, Tesco.com. The site was formally launched in 2000 – six years after Tesco first began operating on the internet. Consumer goods, telecommunications and financial services are also provided via the internet.