The National Museum of Science and Technology of Catalonia (MNACTEC) is one of the three recognized by the Parliament of Catalonia national museums. Its mission is to permanently show the implementation and development of scientific and technical progress in Catalonia, industrial application and especially their involvement and social impact.

MNACTEC headquarters is located in Terrassa, one of the factory buildings most emblematic Catalan modernism: the Vapor Aymerich, Amat i Jover textile factory designed by architect Muncunill and built between 1907 and 1908.