Shadow Mountain is an ideal grape-growing location with an elevation of 3,500 feet, and it’s blessed with Pacific Ocean breezes and cool, dry nights. Master vintner Alexander McGeary specializes in award-winning viognier, whites, reds and dessert wines such as merlot, Syrah, cabernet, zinfandel and a muscat cannelli.Shadow Mountain Vineyards is a 3rd generation family estate grape growing & wine making business, which was founded by Agusto & Helen Mase, an Italian couple in 1944. The second generation of the family continued in this family tradition, by planting extensive vineyards in the 1960′s and 70′s.