Chappellet produces wines from St. Helena, a region celebrated for structured Cabernet Sauvignon and refined white wines. The winery's Signature Chardonnay demonstrates the region's capacity for elegant, complex whites, while its Pritchard Hill and Hideaway Vineyard Cabernet Sauvignons reflect the distinctive terroir of their respective vineyard sites. These wines have been assessed by major critics including Wine Advocate, Wine Spectator, Decanter, and Wine Enthusiast, positioning them within conversations about the region's finest expressions. The portfolio centers on Cabernet Sauvignon and Chardonnay—varietals that thrive in St. Helena's warm days and cool nights, building the structure and balance for which the area is recognized.