| A. Nonini Winery: Produces a variety of reds and whites in Fresno. Features product descriptions, a company history, and online ordering. |
| Agajanian Vineyards, Inc.: Produces Zinfandel, Chardonnay, Merlot, and Cabernet Sauvignon in Fresno. Includes product descriptions, online ordering, and lists of services for winemakers and growers. |
| Almaden Vineyards: Constellation Brands subsidiary produces box and table wines in Madera. Contains product lists, a company history, and recipes. |
| Antelope Valley Winery: Makes a wide range of reds and whites in northern Los Angeles County. Features online ordering and private label information. |
| Bogle Winery: Family-owned winery in Clarksburg, whose products include Chardonnay, Petite Sirah, Cabernet Sauvignon, and Zinfandel. Contains product, company, and winemaker profiles, along with club information. |
| Clarksburg Wine Growers Association: Contains information about this Sacramento River Delta region including lists of local wineries and grape growers. |
| Cribari Vineyards: Produces sacramental altar wines in Fresno. Contains a company profile and product descriptions. |
| Delicato Family Vineyards: Producing Californian wines with an Italian influence since 1924. |
| DeVineConsultants: Los Gatos custom farming and vineyard management firm specializes in home vineyards. |
| Engelmann Cellars: Fresno boutique winery producing Cabernet Shiraz, Sangiovese, Zinfandel and Shiraz. Also offers online purchasing. |
| Family Winemakers Of California: Non-profit association promoting the right to freely produce, market, and sell wines. Contains information about their platform, membership, and donations. Also offers bulletin boards and links. |
| Ficklin Vineyards: Madera producer of port style wines. |
| Frasinetti Winery: Sacramento Valley's oldest family owned and operated winery, established in 1897. Contains information about the facility, current releases, and online ordering. |
| Fresno State Winery: The country's only commercial winery on a university campus. Includes product descriptions, online purchasing, and a winery overview. Proceeds support Viticulture and Enology students. |
| Grey Fox Vineyards: Makes Barbera, Chardonnay, Merlot, Zinfandel, Syrah, and Sangiovese in Oroville. Online purchasing and a company profile. |
| Jeff Runquist Wines: Produces Zinfandel, Sangiovese, Barbera, and Syrah in Ripon. Includes product and vineyard descriptions, reviews, an award list, and a wine knowledge quiz. |
| Joseph Filippi Winery: Family winegrowers and producers in the Cucamonga Valley. Features product descriptions, online purchasing, an award list, and a winery history. |
| Kitfox Vineyards: Family-operated producer of red and white blends in Patterson. Includes product descriptions, an order form [PDF format], reviews, vineyard information, and marketing materials. |
| Mirassou Winery: America's oldest winemaking family offers a wide range of reds and whites. Includes descriptions of wines, awards, a family history, a company overview, and event listings. Located in San Jose and Los Gatos. |
| Moraga Vineyards: Produces a red and a white in the hills of Bel Air. Includes product descriptions, pictures, and a company overview. |
| Quady Winery: Madera, California producer of dessert wines. |
| R.H. Phillips Vineyards: Dunnigan Hills subsidiary of Phillips-Hogue, which produces the Kempton Clark, EXP, and Toasted Head brands. Includes product descriptions, online purchasing, event listings, and a glassy-winged sharpshooter game. [Flash required] |
| Rabbit Ridge Winery and Vineyards: Produces a wide range of reds and whites with locations in Healdsburg and Paso Robles. Features product descriptions, ordering information, a newsletter, and a company overview. |
| Riboli Family Wine Estates: Produces several brands in different regions of the state, including the historic San Antonio Winery in Los Angeles. Includes product and vineyard descriptions, along with an award list. |
| Robert Mondavi: Produces whites and reds, including the Woodbridge and La Famiglia brands, and has joint ventures in several countries. Includes product descriptions, recipes, events, and a company overview. |
| Rosenblum Cellars: Specializes in Zinfandel, but also produces a wide range of reds and whites. Includes descriptions of current releases, an award list, and a company overview. Locations in Alameda and Healdsburg. |
| Rosenthal Malibu Estate Wines: Produces Cabernet Sauvignon, Merlot, and Chardonnay in Malibu. Includes descriptions of the winery and wines, along with online ordering. |
| Siduri: World class Pinot Noir from a variety of vineyards. |
| Six Hands Winery: Walnut Grove producer of Chenin Blanc and Cabernet Sauvignon. |
| Stringer's Orchard Wild Plum Winery: Located in Modoc county, this winery produces wines from the Pacific or Western wild plum. |
| The Society of Medical Friends of Wine: Society of physicians promoting scientific research and an understanding of wine's benefits. Includes articles, pictures, an event calendar, and membership information. |
| Turning Leaf Vineyards: Modesto producer of a range of reds and whites. Includes product information, recipes, food pairing suggestions, and an interactive aroma wheel [Flash required]. |
| Z52 Winery: Produces Zinfandel from Lodi and Amador. Features product details, an order form [PDF format], and excerpts from reviews. |
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