The estate is located in the Burgenland municipality Großhöflein on the southern slope of the Leitha Mountains in the DAC area Leithaberg (Austria). It has been owned by the family since 1775. Anton Kollwentz (* 1940) is the grand seigneur of Burgenland. In 1963 he first pressed outbreak outside of Rust, From the early 1970s, he earned a legendary reputation for its dry white wines. With his penchant for perfection and his openness to innovation Anton Kollwentz became a driving force of the "Austrian red wine miracle" of the 1980s.
His son Andi returned to his parents' winery after completing his education at the viticulture school in Klosterneuburg and subsequent internships in France. With the year 1993 he took over the responsibility in the cellar and directs since 2004 with wife Heidi Kollwentz the fate of the winery. The vineyards cover 23 hectares in the vineyards Steinzeiler (mentioned in 1569), Tatschler, Dürr, Eichkogel, Gloria (with 325 m above sea level the highest position of the Leitha mountains), Haussatz, Point, Setz and stone mill, They are 65% with the red varieties Zweigelt, Blaufränkisch , Cabernet Sauvignon and Pinot Noir, and planted to 35% with the white varieties Chardonnay and Sauvignon Blanc.
The flagship is the 1986 created red wine cuvee Steinzeiler (80% Blaufränkisch , Cabernet Sauvignon, Zweigelt). Other premium wines are the single layer Blaufränkisch from Point and Setz, the single layer Chardonnays Tatschler, Neusatz and Gloria, as well as the Sauvignon Blanc stone mill. In the wine shop, wines can be found back to the year 1944. Every year around 100,000 bottles of wine are produced. It also produces brandy, which matures 21 years in the barrel. The winery is a member of the association Renowned wineries Burgenland (Anton Kollwentz was initiator and first president).