In 2015, the company purchased new vineyard sites in the Walla Walla Valley AVA for a new subsidiary, "Pambrun Vineyard", named after Bernau's ancestor, Pierre Pambrun, a Walla Walla pioneer.
In 2015, the company expanded into the Walla Walla Valley AVA by purchasing new vineyards to create a new subsidiary, "Pambrun Vineyard", which honors its founder's heritage and connection to the region.