William Grant & Sons Ltd is an independent, family-owned Scottish company that distills Scotch whisky and other selected categories of spirits.

[3] The company is the third largest producer of Scotch whisky (8% market share), shipping about 7.6 million cases per year, with brands including Glenfiddich and Balvenie.

[12][citation needed] William Grant & Sons has won the Queen's Award to Industry for Outstanding Export Achievement.

[17] In 1992 William Grant & Sons bought the Convalmore distillery, to increase warehousing capacity for Glenfiddich.

[25] In September they sold the three minor brands (Irish Mist, Carolans, Frangelico) to Gruppo Campari for €129m, so in effect, Grants paid €171m for the Tullamore D.E.W.

[27] In September 2014, William Grant & Sons, bought Drambuie liqueur for an estimated price of about £100 million.

[28][29] In March 2020, the company switched production at three of its distilleries to create approximately five million litres of ethanol over an eight-week period to produce hand sanitiser during the Covid-19 pandemic.

[34] In September 2023, it was announced William Grant & Sons had acquired the Guildford-headquartered gin producer, Silent Pool Distillers.

[35] In September 2024, William Grant & Sons reached an agreement to buy The Famous Grouse and Naked Malt from Edrington, subject to customary regulatory approvals.