The cooperative, headquartered in Avize (Marne department), is one of the renowned major champagne producers. The approximately 1,800 members cultivate a total of 1,200 hectares of vineyards, including the best Chardonnay locations on the Côte des Blancs. Well over half of the production is sold as must or wine to other wineries. Every year, 10 million bottles champagne
produced. Around 2.5 of these are sold under the names of various cooperative members. Another 1.5 million are marketed under the brand names "De-Saint-Gall" and "Cuvée Orpale". The second is one of the best Blanc-de-Blancs champagnes (Chardonnay).