Diageo plc (pronounced /diːˈɑːʒi.oʊ/; LSE: DGE, NYSE: DEO) is a global alcoholic beverages company headquartered in London, United Kingdom. It is the world's largest producer of spirits and a major producer of beer and wine. Its brands include Smirnoff (the world's largest-selling vodka), Johnnie Walker (the world's largest-selling whisky), José Cuervo (the world's largest-selling tequila), Baileys (the world's largest-selling liqueur) and Guinness (the world's largest-selling stout). It also owns 34 per cent of Moët Hennessy, which owns brands including Moët & Chandon, Veuve Clicquot and Hennessy. It sells its products in approximately 180 countries and has offices in 80 countries.
Its primary listing is on the London Stock Exchange and it is a constituent of the FTSE 100 Index. It has a secondary listing on the New York Stock Exchange.
Diageo was formed in 1997 from the merger of Guinness plc and Grand Metropolitan plc. The creation was driven by the two executives Anthony Greener and Philip Yea at Guinness plus George Bull and John McGrath of Grand Metropolitan.