Wine producers - CaliforniaBeta
- Bonny Doon Vineyard California
- Bonterra Vineyards Mendocino County
- Brandlin Vineyard Napa County
- Brazin Cellars Central Valley
- Brewer Clifton Santa Barbara County
- Bridlewood Estate Winery Monterey County
- Broc Cellars California
- Brutocao Cellars and Vineyards Mendocino County
- Bryant Family California
- Buccella Napa County
- Buena Vista Napa County
- Calera Wine Company California
- Cambria Winery Santa Barbara County
- Cardinale Estate Napa County
- Carlisle Winery & Vineyards California
- Caymus Vineyards Napa County
- Ceritas Wines California
- Chanin Santa Barbara County
- Charles & Charles California
- Charles Krug Napa County