Winery Members
- Anomaly Vineyards
- Ballentine Vineyards
- Barbour Vineyards Wines
- Benessere
- Beringer Vineyards
- Boeschen Vineyards
- Bressler Vineyards
- Calafia Cellars
- Casa Nuestra Winery & Vineyards
- Charles Krug - Peter Mondavi Family
- Charnu Winery
- Chase Family Cellars
- Corison Winery
- Corley Family Napa Valley
- Crocker & Starr Wines
- Dancing Hares Vineyard
- David Fulton Winery
- Del Dotto
- Duckhorn Vineyards
- Egelhoff Wines
- Flora Springs Winery & Vineyards
- Forman Vineyard
- Freemark Abbey Winery
- Heitz Wine Cellars
- hope & grace Wines
- J. Lohr Vineyards & Wines
- Jaffe Estate Wine
- James Johnson Vineyards
- Joseph Phelps Vineyards
- Midsummer Cellars
- Parry Cellars
- Prager Winery and Port Works
- Raymond Vineyard & Cellar
- Revana Family Vineyard
- Robert Biale Vineyards
- Rudius Wines
- Rutherford Grove Winery
- Sabina Vineyards
- Salvestrin
- Sequum
- Shibumi Knoll Vineyards
- Spottswoode Estate Vineyard and Winery
- St. Helena Winery
- Stanton Vineyards
- Trinchero Napa Valley
- Tudal Winery
- V Madrone Cellars
- Varozza Vineyards
- Vineyard 29
- Wolf Family Vineyards