Booker’s bourbon is one of the small batch bourbons produced by the Jim Beam distillery, which is owned by Beam Suntory (a subsidiary of Suntory Holdings of Osaka, Japan). Having the highest alcohol content of the brands in the Jim Beam “Small Batch Bourbon Collection”, it is a cask strength bourbon. Booker’s bourbon is aged between six and eight years and is bottled un-cut and without chill filtering at its natural proof between 121 and 130.6.