About Us

Our Philosophy

“Quality is never an accident. It is always the result of high intention, sincere effort, intelligent direction and skillful execution: it represents the wise choice of many alternatives.” — William A. Foster

Isabel Deeik

Isabel Deeik, Owner
Isabel was born and raised in Istanbul, Turkey.  Growing up in Istanbul shaped her love for food and wine.  Her favorite indigenous grapes of Turkey are Bogazkere and Okuzgozu, red varietals that enchanted her palette as she was developing a taste for wine.  Wine became a passion for Isabel during her travels to Europe and while living in Paris.

Isabel completed her Masters in marketing in Chicago, IL.  She  lives her passion daily as co-founder of GrapeHeart Vineyards.  Partnering with her husband, Isabel aims to produce high quality wines in Napa, CA.  Isabel oversees the development of the GrapeHeart brand, a growing boutique winery with a team of experts in the industry.


Jean Hoefliger

Jean Hoefliger, Consultant Winemaker

Jean Hoeflinger was born and raised in Switzerland. His passion, knowledge, innate ability and scientific training put him in a unique position to take the best grapes of the North Coast AVA Wine Country, right along side Napa Valley, and transform them into wines worthy of world class standing.