Companhia Catarinense de Águas e Saneamento - CASAN announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was BRL 303.331 million compared to BRL 306.228 million a year ago. Net income was BRL 43.736 million compared to BRL 37.291 million a year ago. Basic earnings per share from continuing operations was BRL 0.05207 compared to BRL 0.04967 a year ago. Diluted earnings per share from continuing operations was BRL 0.05727 compared to BRL 0.05463 a year ago.