Headquartered in Vertus, the champagne house was founded in 1859 by the two families Duval and Leroy. It is still family owned and now run by Carol Duval-Leroy in sixth generation. The cellar master is Sandrine Logette-Jardin. The vineyards cover 200 hectares of vineyards, of which there are 40% in Grand Cru and Premier Cru Lagen in the areas of Montagne de Reims and Côte des Blancs. It is operated environmentally friendly viticulture, which is also documented by solar cells at the new basement building. The champagne have an aromatic, fruity style. There are, for example, the qualities "Blanc de Chardonnay", "Femme de Champagne", "Brut Rosé", "Premier Cru", and "Vintage", as well as two certified organic wines produced. A Duval Leroy champagne was the favorite brand of the German actor Heinrich George (1893-1946). Together with ALCAN Packaging Capsules the special bottle closure was created MAESTRO developed in 2009, which was presented to the public.