Wineries
- Adobe Creek Vineyards , Sonoma
- Alexander Valley Vineyards , Healdsburg
- Bargetto Winery , Soquel
- Bear Creek Winery , Lodi
- Benziger Family Winery , Glen Ellen
- Beringer Vineyards , St. Helena
- Blackstone Winery Sonoma, Kenwood
- Brutacao Vineyards , Hopland
- Casa de Caballos Vineyards , Templeton
- Cedar Mountain Winery , Livermore
- Chateau Souverain , Geyserville
- Clark-Claudon Vineyards , St. Helena
- Cline Cellars , Sonoma
- Clos De La Tech, Sonoma
- Conn Creek Vineyard/Villa Mt. Eden Winery , St. Helena
- Cooper-Garrod Estate Vineyards , Saratoga
- Cuvaison Winery, Calistoga
- Davis Bynum Winery , Healdsburg
- Dry Creek Vineyard , Healdsburg
- Dunnewood Winery , Ukiah
- E & J Gallo Winery , Modesto
- Ferrari-Carano Vineyards and Winery , Healdsburg
- Fetzer Vineyards , Hopland
- Field Stone Winery , Healdsburg
- Francis Ford Coppola Presents Rosso and Bianco Winery , Geyserville
- Gallo Family Vineyards Inc ., Healdsburg
- Garden Creek Vineyards , Geyserville
- Gregory Graham Wines , Lower Lake
- Groth Vineyards and Winery , Oakville
- Hahn Estates , Soledad
- Hafner Vineyard , Healdsburg
- Honig Vineyard and Winery , Rutherford
- Inman Family Wines , Windsor
- Jordan Vineyard and Winery , Healdsburg
- Joseph Swan Vineyards , Forestville
- Kenefick Ranch , Calistoga
- Kunde Estate Winery , Kenwood
- La Crema , Windsor
- Lange Twins , Acampo
- Lauterbach Cellars , Santa Rosa
- LeMulet Rouge , Fiddletown
- Les Chenes Estate Vineyards , Livermore
- Little Valley Winery , Sunol
- The Lucas Winery , Lodi
- Macchia , Lockeford
- Mazzocco Winery , Healdsburg
- Mendocino Wine Company , Ukiah
- Mission Bell Winery , Madera
- Mokelumne Glen Vineyards , Lodi
- Montevina Winery , Plymouth
- Nathanson Creek Vineyard , Sonoma
- Page Mill Winery , Sunol
- Palumbo Family Vineyards & Winery , Temecula
- Peay Vineyards , Annapolis
- Pleasant Valley Vineyard , Aptos
- Quady Winery , Madera
- Quivira Vineyards , Healdsburg
- Red Head Ranch , Paso Robles
- Retzlaff Vineyards , Livermore
- Robert Mondavi Winery , Oakville
- Rodney Strong Vineyards , Healdsburg
- Russian Hill Estate , Windsor
- Sea Smoke Cellars , Lompoc
- Seavey Vineyard , St. Helena
- Segehesio Family Winery , Healdsburg
- Shadow Canyon Cellars , San Luis Obispo
- Shadow Mountain Vineyards and Winery , Warner Springs
- Shenandoah Vineyards and Sobon Estate , Plymouth
- Sierra Vista Vineyard & Winery, Placerville
- Simi Winery , Healdsburg
- Smith Vineyard , Ukiah
- Sonoma-Cutrer Vineyards , Windsor
- Spenker Winery , Lodi
- Spring Mountain Vineyard , St. Helena
- St. Amant Winery , Lodi
- The Hess Collection , Napa
- Trefethen Family Vineyards , Napa
- Trinchero Family Estates , St. Helena
- Turner Road Vintners , Lodi
- Wellington Vineyards , Glen Ellen
- Wente Family Estates , Livermore
- West Brook Wine Farm , O’Neals
- Williams Selyem Winery & Estate Vineyard , Healdsburg
- Wilson Winery , Healdsburg
- Windy Oak Estates , Corralitos
- Woodside Vineyards , Woodside
- Zaca Mesa Vineyards , Los Olivos
Vineyards
- Alegria Vineyards , Healdsburg
- Amador Ridge , Sutter Creek
- Archer Family Vineyards , Santa Rosa
- Arrastra Vineyards , Placerville
- Arroyo Seco Canyon Vineyard , Greenfield
- Atwood Ranch , Glen Ellen
- Black Rock Ranch , Kelseyville
- Bokisch Ranches, LLC , Lodi
- Campbell Ranch Vineyards , Annapolis
- Canard Vineyards
- Canino Ridge , Lower Lake
- Cave City Vineyards , Mountain Ranch
- Chandler Farms , Selma
- Chelli Vineyard , Fulton
- Clos de Madrone Vineyard , Los Gatos
- Creekside Farming Co. Inc ., Madera
- Crockett Family Vineyard , Glen Ellen
- CRS Farming LLC , Visalia
- Crystal Springs Vineyard , Camino
- Dark Horse Farming Co , Ukiah
- Deridere Aper Vinea LP , Healdsburg
- Devoto Vineyards LLC , Kelseyville
- Dhaliwal Vineyard , Lodi
- Drake Enterprises Inc , Temecula
- Dutton Ranch , Graton
- Emery Estate Vineyard , Sonoma
- England Crest Vineyards , Glen Ellen
- Faith Vineyard, Los Olivos
- Foletta Farms Inc ., Modesto
- Fuso Farms
- Giusso Vineyards , Geyserville
- Glenwood Vineyards , Kenwood
- K & S Watts Vineyard , Lodi
- LA Clene GA Vineyard
- Merlo Vineyards , Geyserville
- Mill Road Orchard , Paso Robles
- Mohr-Fry Ranches , Lodi
- Polesky Lentz Vineyard , Healdsburg
- Quartz Hill Vineyard , Placerville
- R.S. Batth Farms , Fowler
- Redhawk Vineyard , Temecula
- Rosenthal Vineyards
- Sentinel Oak Vineyard , Plymouth
- Sky Pine Vineyards , Cloverdale
- Small Vines Viticulture, Sebastopol
- Smith Vineyards
- Sunview Shandon , Shandon
- Tre Torrente Vineyards , Healdsburg
- Van Diemen Farms , Lodi
- Vino Farms , Lodi
- Wasson Vineyards , Geyserville
Other
- Allied Grape Growers , Fresno
- Applied Bio Control Professional Crop Consulting
- Bevill Vineyard Management , Healdsburg
- Enzenauer Vineyard Management Inc , Healdsburg
- Luchsinger Vineyard Management , Lodi
- Lodi-Woodbridge Winegrape Commission , Lodi
- Madrone Vineyard Management , Glen Ellen
- Oldham Farms and Ag Unlimited LLC , Ukiah
- Pina Vineyard Management , Oakville
- Redwood Empire Vineyard Management , Geyserville
- Vinepro Vineyard Management Inc , Cloverdale
- Vineyard Professional Services , Templeton
- Walsh Vineyard Management, Inc., Napa