Tesco was founded in 1919 by Jack Cohen from a market stall in London’s East End. Today it is one of the largest retailers in the world. Tesco’s core business is retailing in the UK, which provides 60% of all sales and profits. Tesco has the widest range of food of any retailer in the UK. Its two main food brands are its Finest and Everyday Value ranges, each sell over £1 billion per year.