Association sportive Cail Denain Voltaire Porte du Hainaut or simply Denain-Voltaire is a French basketball club founded in 1947 and based in Denain. It currently plays in the French championship LNB Pro B (second division championship of France). The small club of Voltaire school, move up the hierarchy until reaching the French basketball elite in 1960 and won the French Cup as it evolves Excellence.