Many prestigious Champagne houses own vineyards in the immediate vicinity, and several producers are located in Ay, including Ayala and Bollinger. Ay's vineyards are located in the Vallée de la Marne sub-region of Champagne and are classified as Grand Cru (100%) in the Champagne vineyard classification. Octoin the village of Ay in the Vallée de la Marne champagne production region of eastern France. AY, FRANCE - OCTOBER 4: A stone marker indicates the vineyards belong to Champagne Veuve Clicquot on.
