Founded as a chemicals company in 1938 by Rafael Fernández Salda?a, PYOSA S.A. de C.V. has consolidated and grown as a family-owned company with a humanistic philosophy based on solid values. PYOSA’s mission is offering integral solutions to the chemical industry. Based on this central objective and a clear definition of its long term goals, company efforts are oriented towards development, production and commercialization of the highest quality chemicals available in the market. As a part of ...