Founded in 1940, Finca Reboreda, which produces the A Telleira wines, is the largest private wine firm in D.O. Ribeiro and is credited with being the original locomotive for quality in the area. José Luis Méndez and his daughter Ana head one of the most progressive and stable wine firms in Galicia. Since 1996, The Méndez family has also owned the Albariño super-estate Adegas Morgadío. The A. Telleira vineyard is made up of 40 hectares on the Miño River west of the provincial capital and ancient Roman mining center of Orense. Soils vary from alluvial and stony near the river to outcroppings of slate, granite and chalk on the higher west-facing slopes. Varieties planted include a majority Treixadura, plus Torrontés, Loureiro, Godello and Mencía.