X Winerys Underground Wine Company is your "behind - the – scene" custom wine producer. Our flexibility in production allows us to provide full–service custom winemaking so that all you have to do is sell your wine. While many wineries will simply add your label to a pre–made wine, our winemakers will work with you to develop your own wine style. From a California Chardonnay to a Spring Mountain Reserve Cabernet, we offer a full range of wines to suit your specific requirement.


The wines of UGWC are created to appeal to those looking for something different when it comes to their wine choices.

Using a state-of-the art winery in the Napa Valley, Underground’s winemakers are able to use the most innovative winemaking techniques and equipment to focus on producing premium wine.

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tel.(707) 204-9522   Underground Wine Co 576 Gateway Drive, Napa, CA 94558