The Salesians founded San Jose High School in 1912 and Francisco de Miranda High School in 1940. In 1950, the National Guard Training School was established, and in 1965, Los Teques was elevated to a diocese, whose first bishop was Bishop Juan José Bernal. In 1970, the National Institute of Science and Technology for the Petroleum Industry (INTEVEP) was established on land near Quebrada de la Virgen, and in 1971 the University College of the Capital Region became operational. In October 1979, Ateneo de Los Teques was established.
