Williamson Orchards
In 1998 the "child" of Williamson Orchard was born; the first grape vines were planted and the rest is history! The Williamson family is not only responsible for famous fruits, but are also a well known name within the wine industry.
http://www.willorch.com/

Skyline Vineyards
Skyline Vineyards are owned by Winemaker's LLC and is located south of Nampa near Sawtooth Winery. The first vines were planted in 1999. The vineyard now has over 400 acres of grapes.
http://www.sawtoothwinery.com/
Pontin Vineyard
The family owned vineyard/winery has 145 acres of grapes located in the Yakima Valley AVA. Varietals grown are: Cabernet Sauvignon, Syrah, Merlot, Malbec, Pinot Grigio, Sangiovese, and Dolcetto.
http://www.winesnw.com/pontindelroza.htm