Grupo Mexicano de Desarrollo, S.A.B. Announced earnings results for the first quarter ended March 31, 2021. For the first quarter, the company announced sales was MXN 985.476 million compared to MXN 1,004.730 million a year ago. Operating income was MXN 214.048 million compared to MXN 320.834 million a year ago. Net income was MXN 54.739 million compared to MXN 40.701 million a year ago.