Diageo plc (/diːˈɑːʒiːoʊ/; other possibilities are /daɪˈʌʒiːoʊ/ or /diˈædʒioʊ/) is a British multinational alcoholic beverages company headquartered in London, England. It is the world's largest producer of spirits and a major producer of beer and wine.Diageo's brands include Smirnoff (the world's best-selling vodka), Johnnie Walker (the world's best-selling blended Scotch whisky), Baileys (the world's best-selling liqueur), and Guinness (the world's best-selling stout).