It produced the Lowland single malt whisky brands Glen Flagler and Killyloch.

Glen Flagler distillation commenced on 25 February 1965 and the distillery was subsequently closed in July 1985.

[1] The Glen Flagler brand has subsequently been reformed under the new ownership, and using a blend of Scotch whiskies to recreate the original flavours.

[4][5][6] In December 2019, a premium bottle of Glen Flagler sold for a record $273,000 to an investor in Dubai.

[9][10] Glen Flagler is a primary sponsor of several major sporting and cultural events.