of Nagy Wines, Santa Maria Valley-Santa Barbara County.
- Gaderian Wines
- Galerie
- Gallica
- Garden Creek Ranch Vineyards and Winery
- Garnet Vineyards
- Gary Farrell Wines
- Geodesy
- Goldeneye Winery
- Grace Family Vineyards
- Greenwood Ridge Vineyards
- Gypsy Canyon Winery
- Haliotide Wines
- HALL Family Wines
- Handley Cellars
- Hatfield Creek Vineyards & Winery
- Hawk and Horse Vineyards
- Heimark Vineyard
- Heitz Cellar
- Heron Wines
- Hey Ginger Wine
- Hill Family Estate
- Hirsch Vineyards
- Holly's Hill Vineyards
- Honig Vineyard & Winery
- Horse & Plow
- Hubba Wines
- Ideology Cellars
- Idle Hour Winery
- Ilsey Vineyards
- Imagery Estate Winery
- INCONNU Wine
- Inman Family Wines
- Invisible Hand Wines
- J Dusi Wines
- J Vineyards & Winery
- J. Lohr
- J. Moss
- Jaimee Motley Wines
- Jean Leon
- Joel Gott Wines
- Jordan Vineyard & Winery
- Joseph Phelps Vineyards
- Josetta Saffirio (Barolo)
- Julie Lumgair
- K Estate Wines
- Keever Vineyards & Winery
- Kelly Fleming Wines
- Kendall-Jackson
- Keplinger Wines
- Kerr Cellars
- Ketcham Estates Winery
- Kitá
- Kynsi Winery
Name starts with A-F
Name starts with G-K
Name starts with L-P
Name starts with Q-U
Name starts with V-Z