Celtic Cask is a brand of whiskey that was established in 2009. It is known for its unique approach to whiskey production and its wide range of styles. Celtic Cask is primarily a bottler, sourcing whiskey from various distilleries and aging it in different cask types to create distinct flavors. The brand focuses on small batch releases, allowing whiskey enthusiasts to explore different expressions. Celtic Cask offers a variety of styles, including single malt, blended malt, and single grain whiskey. One interesting fact about Celtic Cask is that they often experiment with different cask finishes, such as port, sherry, and rum, to add complexity to their whiskies.