835 Charter Oak, St. Helena, Ca 94574 (707) 963-4173. At Napa Valley Olive Oil Mfg., we meld a variety of local olive oils into the flavor profile we've maintained for 80 years. We use oils from green and ripe olives, and from early and late harvests, from arbequina, mission and a few other varieties. © 2017 by Napa Valley Olive Oil Company We find the complexity from a blend is way better than high-acid, single-variety oils. Double-click here to get started. Our Family of Brands Napa Valley Naturals Once a roadside produce stand in the heart of California’s wine country, Napa Valley Naturals has evolved over the years into a line of premium oils, vinegars and dressings that are made using only the best ingredients from … Napa Valley Naturals Organic Extra Virgin Olive Oil Description From the Mediterranean First Cold Pressing Acidity at Bottling 0.5% or Less Cold Pressed at Temperatures below 98.5° Kosher 100% Unfiltered Non-GMO Project Verified