The estate is located in the city of Livermore in the AVA area Livermore Valley
(Alameda County, Region Central Coast
) in California
, It was founded in 1883 by Irish immigrant James Concannon, making it one of the oldest in the state. He was one of the first to plant the Petite Sirah variety imported from France ( Durif
). Today, the fourth generation of the family is run by John Concannon. Concannon has been part of the wine multi-company since 2002 The Wine Group
The vineyards cover 80 hectares of vineyards on stony gravel soils. They are planted with the red varieties Petite Sirah (56 ha), Cabernet Sauvignon, Merlot, Pinot Noir, Shiraz, Zinfandel, Grenache Noir and Tempranillo, as well as the white varieties Chardonnay, Pinot Grigio, Riesling, Sauvignon Blanc and Viognier. It will be environmentally friendly viticulture with largely no pesticides
practiced. The wines are vinified in the typical Bordeaux and Rhône style. There are the wine lines Selected Vineyards (grapes from the Central Coast region), Conservancy (grapes from the Livermore Valley), Reserve and Heritage (Petite Sirah). The expansion takes place in French barriques.