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Quattro Theory Winemaker Emily Haines brings precision and care to every step in the cellar, crafting wines that reflect the unique character of the Napa Valley vineyards where the grapes are grown.
At Quattro Theory, great wine begins in the vineyard and comes to life around the table. Inspired by four generations of Trinchero family heritage, each bottle reflects a commitment to exceptional vineyard sourcing, precision winemaking, and wines designed to complement memorable meals. This #ComeOverOctober, invite friends over, pour a glass, and create meaningful moments together.
The 2022 Quattro Theory Cabernet Sauvignon is sourced primarily from estate vineyards in St. Helena and Coombsville, bringing together the diversity and character of Napa Valley’s renowned growing regions. Aged 15 months in French oak from esteemed coopers, this wine reveals layers of blackberry, black currant, cocoa, and baking spice balanced by refined tannins and vibrant acidity.
Golden hour over the vines. Tucked in the southern end of Napa Valley overlooking Carneros and the San Pablo Bay, our estate vineyards are where Quattro Theory Chardonnay begins.
Cool coastal breezes, sun-drenched afternoons come together to produce a a refined Chardonnay with balance and elegance.
From valley floor to mountaintop, Quattro Theory is Napa Valley in every pour. Our estate vineyards stretch across the region — sustainably farmed to express the unique character of each site while preserving the land for future generations.
Paired with longtime, family-owned grower partners and small-lot winemaking, every bottle tells the story of place.
Quattro Theory Merlot is designed for moments that bring people together. Its rich fruit character, balanced structure, and silky finish make it a natural choice for events, dinners, and nights worth remembering.
Harvest is just around the corner in Napa Valley. When months of careful farming and vineyard stewardship come to life. At Quattro Theory, every cluster reflects our commitment to quality vineyards, precision winemaking, and capturing Napa Valley. From early morning picks to the first crush, the next vintage is already beginning.
Summer calls for something bright, refreshing, and endlessly shareable. Quattro Theory Sauvignon Blanc delivers citrus-driven vibrancy and crisp acidity, while Chardonnay offers fresh fruit, subtle richness, and a smooth, balanced finish. Two expressions of Napa Valley—perfect for pairing, pouring, and enjoying all season long.
