The "Gut Römerstein" is located in the municipality of Illmitz in the Burgenland wine-growing region Lake Neusiedl (Austria). It is by Ernst Waltschek jr. directed. The vineyards cover seven hectares of vineyards. They are planted to 70% with the red varieties Zweigelt, Pinot Noir, St. Laurent, Cabernet Sauvignon, Merlot and Syrah, and to 30% with the white varieties Chardonnay, Welschriesling and Pinot Blanc. The premium wines include Welschriesling Remanenz, St. Laurent Reserve Heideäcker, Merlot Reserve Ochsenbrunn and Blauer Zweigelt Classic Römerstein.