Companhia de Saneamento Básico do Estado de São Paulo - SABESP Announces Resignation of Karla Bertocco as Chief Executive Officer and Member of Board of Director

Companhia de Saneamento Básico do Estado de São Paulo - SABESP announced that Mrs. Karla Bertocco Trindade presented a letter of resignation to the position of Chief Executive Officer and member of the company's board of directors.