The winery is located in the municipality of Chiuro (province of Sondrio) in the Valtellina area of the Italian region of Lombardy. It was founded in 1897 by Nino Negri. Today it is owned by "Gruppo Italiano Vini SpA", which owns a total of 15 wineries. Danilo Drocco is responsible as managing director and oenologist. The terraced vineyards cover a total of 155 hectares of vineyards on sandy, silty and very permeable soils. They are mainly planted with the red wine variety Nebbiolo (here called Chiavennasca), and the white wine varieties Chardonnay, Sauvignon(Sauvignon Blanc), Riesling Renano(Riesling), Moscato Bianco(Muscat Blanc) and Gewurztraminer(Gewürztraminer).
The cellar is located in the basement of the old castle of Chiuro, which has existed since the Middle Ages. Here are 1,500 made of French and American oak, stainless steel tanks, as well as traditional wooden barrels in over 100 different sizes. The premium wines of the house are the DOCG red wine Sforzato di Valtellina "Sfursat 5 Stelle" (5 stars) from dried grapes (Chiavennasca; 12 months in wooden barrel), the DOCG red wine Valtellina Superiore "Sassella Le Tense" ( Chiavennasca; 12 months in wooden barrel) and the IGT white wine Alpi Retiche "Ca'Brione" (Sauvignon, Chardonnay and Chiavennasca; fermented in barrique). The product range also includes the spumante "Cuvée Negri" produced according to the Metodo classico. 600.000 bottles of wine are produced annually. 75% of these are sold in Italy and 25% are exported to Germany, Switzerland and the USA.