Uco Valley is a wine region located in the foothills of the Andes Mountains in Argentina. The region is known for producing high-quality wines, particularly Malbec, due to its high altitude and cool climate. The Uco Valley is divided into three sub-regions: Tunuyán, Tupungato, and San Carlos.

One of the most prominent producers in the Uco Valley is Bodega Catena Zapata. Founded in 1902, the winery has been producing wine for over a century and is known for its dedication to quality and innovation. Bodega Catena Zapata is particularly known for its Malbec, which is made from grapes grown at high altitudes in the Andes Mountains. The winery also produces Cabernet Sauvignon, Chardonnay, and other varietals.

Another notable producer in the Uco Valley is Bodegas Salentein. Founded in 1992, the winery is located in the Valle de Uco and is known for its commitment to sustainability and environmental responsibility. Bodegas Salentein produces a range of wines, including Malbec, Cabernet Sauvignon, and Chardonnay, as well as sparkling wines.

A third producer in the Uco Valley is Zuccardi Valle de Uco. Founded in 1963, the winery is known for its dedication to innovation and experimentation. Zuccardi Valle de Uco produces a range of wines, including Malbec, Cabernet Sauvignon, and Chardonnay, as well as a unique blend of Malbec and Cabernet Franc called "Concreto."

Overall, the Uco Valley is a region that is known for producing high-quality wines, particularly Malbec. With its high altitude and cool climate, the region is ideal for growing grapes that produce complex and flavorful wines. Bodega Catena Zapata, Bodegas Salentein, and Zuccardi Valle de Uco are just a few of the many producers in the region that are dedicated to producing exceptional wines that showcase the unique terroir of the Uco Valley.