Laurent-Perrier SA engages in the production, marketing, and sale of champagne. It offers its products under various brands, including Demi-Sec, Ultra Brut, Alexandra Rosé, Grand Siècle, Cuvée Rosé, Brut, and Brut Millésimé. The company was founded by André Michel Pierlot in 1812 and is headquartered in Tours-sur-Marne, France.