 After Lefranc's death in 1887, Masson had a short-lived partnership with Lefranc's son Henry.Masson bought out Henry's share in the Almaden Vineyards and in 1892 Masson's first sparkling wine was introduced at Almaden, and he eventually became known as the "Champagne King of California".In 1901, Masson purchased the Saratoga property.