| BVBeringer Vineyards | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| BWBrand Winery | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| CCCalmat Company Dba Shamrock Materials-st Helena Plant | Saint Helena | CA | Nonmetallic Mineral Product Manufacturing327320 | — | ◇ UNVERIFIED |
| DSDnaw Spv Ca Vineyard Dba Spring Mountain Vineyard | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| FNFairchild-Stones NV LLC | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| FSFlora Springs Wine Company | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| FWFranciscan Winery | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| HAHundred Acre Wine Group - St. Helena | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| HVHuneeus Vintners LLC | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| JFJackson Family Wines - Freemark Abbey | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| JPJoseph Phelps Vineyard/winery | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| KLKatie Leonardini | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| KIKeto-check INC | Saint Helena | CA | Miscellaneous Manufacturing339113 | — | ◇ UNVERIFIED |
| LBLiquid Brothers | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| MMMust Machining & Fabrication LLC | Saint Helena | CA | Fabricated Metal Product Manufacturing332710 | — | ◇ UNVERIFIED |
| NSNapa Soap, INC. | Saint Helena | CA | Chemical Manufacturing325611 | — | ◇ UNVERIFIED |
| NVNapa Valley Coffee Roasting CO | Saint Helena | CA | Food Manufacturing311920 | — | ◇ UNVERIFIED |
| NVNapa Valley Filtrations, LLC | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| NVNewton Vineyards | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| NVNeyers Vineyard | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| OOgletree's | Saint Helena | CA | Fabricated Metal Product Manufacturing332312 | — | ◇ UNVERIFIED |
| PCProcess Cooling International | Saint Helena | CA | Machinery Manufacturing333415 | — | ◇ UNVERIFIED |
| RHRed House-pride Mountain Vineyards | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| TTThe Terraces Winery | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
| WHWinston Hill Vineyards | Saint Helena | CA | Beverage and Tobacco Product Manufacturing312130 | — | ◇ UNVERIFIED |
