Walnut Grove producer of Chenin Blanc and Cabernet Sauvignon.

Produces Zinfandel, Sangiovese, Barbera, and Syrah in Ripon. Includes product and vineyard descriptions, reviews, an award list, and a wine knowledge quiz.

Family-operated producer of red and white blends in Patterson. Includes product descriptions, an order form [PDF format], reviews, vineyard information, and marketing materials.

Society of physicians promoting scientific research and an understanding of wine's benefits. Includes articles, pictures, an event calendar, and membership information.

Produces Zinfandel from Lodi and Amador. Features product details, an order form [PDF format], and excerpts from reviews.

Makes Barbera, Chardonnay, Merlot, Zinfandel, Syrah, and Sangiovese in Oroville. Online purchasing and a company profile.

Located in Vina at the Abbey of New Clairvaux, run by a community of Cistercian monks. Vineyard information, wine shop, and visitor hours.

Located in Modoc county, this winery produces wines from the Pacific or Western wild plum.

Produces a variety of reds and whites in Fresno. Features product descriptions, a company history, and online ordering.

Sacramento Valley's oldest family owned and operated winery, established in 1897. Contains information about the facility, current releases, and online ordering.