Tesco

Tesco is the UK's largest supermarket with $74 billion in annual revenue across 4,000+ stores in the UK and Ireland. Founded in 1919 by Jack Cohen in London, Tesco holds a 27% share of the UK grocery market. Its Clubcard loyalty program (21 million members) is one of the most sophisticated retail data platforms in the world, generating insights that power targeted promotions and supplier negotiations. Its revenue is roughly half of Schwarz Group's $144 billion.