The company

Minas de Almadén y Arrayanes, S.A (MAYASA) is a incorporated company that belongs entirely to the Spanish government through the Sociedad Estatal de Participaciones Industriales (SEPI)

It was incorporated on 31 March 1982 (following from the independent Board of Directors of Minas de Almadén y Arrayanes).

Its activities focus on the exploitation and commercialisation of the natural resources in the district of Almadén in Ciudad Real (Spain), for which it employs the vast experience of its professionals, and the most appropriate, effective and environment-friendly technologies.