Azienda Agricola Fiegl, is located in the village Oslavia, on the gentle slopes north of Gorizia in the Collio. These vineyards have been producing wines under the Fiegl name since 1782. The original owner was named Fiegl Valentino. Currently the brothers Alessio, Giuseppe and Rinaldo are running the company, which consists of a state of the art winery and 30 hectares of land 26 of which are planted with vineyards. The Collio Gorziano enjoys the maritime influence of the nearby Adriatic Sea, and runs along the northern hill-chain of Gorizia's province bordering the Slovenian border. The soils are composed of marl and sandstone. Fiegl also owns significant vineyards in the Friuli Isonzo DOC, located in the southern region of the Collio and Colli Orientali. Giuseppe's son Martin is the winemaker.