Rémy Martin XO is the signature of of the Rémy Martin Cellar Master who with his expertise blends up to 400 different eaux-de-vie. His art of blending allows to express the full aromatic complexity of this XO Cognac Fine Champagne. Founded in the early 1700s, Rémy Martin has grown to be one of the biggest Cognac houses in France. What sets it apart is its insistence on only using eaux-de-vie from grapes grown exclusively in the top two Cognac regions: Grande Champagne and Petite Champagne.