Which producer is located in Barbaresco?

The producer located in Barbaresco is Nada Fiorenzo. Barbaresco is a renowned wine region in Piedmont, Italy, primarily known for its elegant Nebbiolo wines. Nada Fiorenzo is a family-owned winery in this prestigious area, recognized for its traditional winemaking techniques that highlight the terroir of Barbaresco.

In contrast, Gaja, while also a well-respected producer, is primarily associated with Barbaresco and is often noted for its significant role in elevating the status of wines from this region. However, the winery itself is situated in the nearby region of Langhe, not directly within Barbaresco.

Tenuta San Guido is located in Bolgheri, Tuscany, famous for its Super Tuscan wines, and Castello di Fonterutoli operates in Chianti Classico, which is also not in Barbaresco. Thus, Nada Fiorenzo stands out as the correct answer when identifying a winery that is specifically situated in Barbaresco.