Beringer vineyards has been producing wine in the Napa Valley since 1876. Their tasting room is a Napa Valley landmark.
They produce a wide range of wines from budget bottlings to their flagship Private Reserve Cabernet Sauvignon along with several bottlings of hard to get single vineyard wines.
Their Quantum bottle is a red blend of the Bordeaux varietals of Cabernet Sauvignon, Cabernet Franc, Merlot, Malbec, Petit Verdot with some Petit Sirah.
2015 Beringer Quantum Red Blend: Opaque dark red, violets, anise and crushed black fruit on the nose, juicy and jimmy with black licorice and slate on the moderate to long finish, good grip, some heat.