Esterlina is a family-owned, winery located in Healdsburg, California, 435 WEST Dry Creek Road. The Sterling family has hand ... crafted wines from four different appellations, including Cole Ranch, which is America's smallest AVA. In fact Esterlina owns the only vineyard in this unique appellation. Everett Ridge Winery ( http://www.EverettRidge.com ), also owned by the Sterling family, is an historic winery located in the Dry Creek Valley. read more