 With the foundation of UNICAMP and the ready availability of high-quality researchers, engineers and students focused on physics, electrical engineering, computer sciences, mathematics, mechanical engineering, etc., a number of high-tech companies started to establish their industrial plants and R&D labs nearby, such as IBM.The municipality of Campinas and those surrounding it began to foster actively the growth of this new area, and the CIATEC I and II (Companhia de Desenvolvimento do Pólo de Alta Tecnologia de Campinas) industrial zones were established around the university campus, in the subdistrict of Barão Geraldo.The Center for Research and Development (CPqD) set up by Telebras, a state holding for the telecommunications industry in Brazil, which had grown enormously under the military regime umbrella, was the second boost to Campinas Silicon Valley.