Simi produces wines across Sonoma County's North Coast, drawing on the region's cool maritime influence and diverse terroirs. The winery's portfolio centers on Cabernet Sauvignon and Riesling, varieties well-suited to the area's microclimates. The Alexander Valley Reserve Cabernet Sauvignon and Landslide Vineyard Cabernet Sauvignon showcase the structure and depth characteristic of the region's Bordeaux varieties, while the Special Select Late Harvest Riesling captures the aromatic complexity and balance that cool-climate Riesling can achieve. These wines have been assessed by Wine Advocate, Wine Enthusiast, Wine Spectator, and Decanter.