Buy Tres Comas Tequila Online. Based on the hit TV show Silicon Valley. Tres Comas Tequila is brought to you Diageo. Tres Comas is an ultra-premium tequila from a family-run distillery set in rural Jalisco. Tres Comas is aged in American Oak Barrels with subtle notes of vanilla, spice and a toasted oak finish that is best enjoyed neat or on the rocks.