Jean Valentin's vineyards are located in the heart of Montagne de Reims, especially in the village of Sacy, a hundred houses surrounded by vineyards. Jean Valentin founded this small maison in 1922 and it was one of the first independent maison in the area. From 1946 to 1994 Jean Valentin's son managed the domaine and in 1995 his first son Gilles Valentin, vice-president of the Professional Champagne Committee, took the place.