Zialena Winery is a family-owned operation in Geyserville, CA, run by siblings Mark and Lisa Mazzoni, the fourth generation stewarding the Mazzoni vineyards since 1931. They focus on nature-led sustainable farming, low-intervention winemaking, and producing estate-driven wines entirely on site at affordable prices. Named for Aunt Zia Lena, known for her hospitality and ravioli, the winery emphasizes family heritage, environmental stewardship, and welcoming guests.

fourth-generation family winery sustainable, nature-led farming low-intervention winemaking estate-driven wines solar powered, handpicked grapes, no filtering or fining
Zialena Winery hero image Mark and Lisa Mazzoni
2017 Reserve Cabernet Sauvignon
A premium offering with intense flavors of black cherry, cedar, and a long, velvety finish.
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2018 Red Blend
A complex blend featuring dark fruit, spice, and soft tannins, perfect for pairing with hearty dishes.
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2019 Cabernet Sauvignon
A bold and structured wine with notes of blackberry, cassis, and hints of oak, showcasing the richness of Alexander Valley terroir.
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2020 Sauvignon Blanc
Crisp and refreshing with notes of grapefruit, lime, and a hint of tropical fruit.
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2021 Chardonnay
A balanced Chardonnay with flavors of green apple, citrus, and a creamy finish from partial malolactic fermentation.
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Gold Medal, San Francisco Chronicle Wine Competition 2020 2020
Silver Medal, Sonoma County Harvest Fair 2019 2019

Spring 2026 releases mentioned; © 2026 Zialena Winery