About
O.S. Winery is a boutique winery located on Mercer Island, Washington, specializing in small-batch wines crafted with passion and precision. Established with a focus on quality over quantity, they source grapes from select vineyards in Washington state to produce unique and expressive wines.
Products
Cabernet Sauvignon
A bold and structured wine with notes of blackberry, cassis, and hints of oak.
Chardonnay
Crisp and refreshing with flavors of green apple, citrus, and a creamy finish.
Syrah
Rich and spicy with notes of dark fruit and pepper, balanced by soft tannins.
Awards
Silver Medal, Washington Wine Awards 2021
2021