The winery 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 the Irish immigrant James Concannon, making it one of the oldest in the state. This was one of the first to introduce the variety Petite Sirah imported from France ( Durif
). Today, the fourth generation family business is run by John Concannon. Since 2002 Concannon belongs to the Weinmulti The Wine Group
The vineyards cover 80 hectares of vineyards on rocky pebble floors. 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 a major abandonment pesticides
practiced. The wines are vinified in the typical Bordeaux and Rhônestil. 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 oak barrels.