For assistance with Business Management processes by phone, please call (718) 518-6543 and leave a message. For assistance via email, please send messages to Claude Fernandez at cfernandez@hostos.cuny.edu. Between the hours of 9am-5pm. If you do not receive a response within two business days, please call the Office of Academic Affairs (OAA) to report your concern. OAA staff can be reach at (718) 518-6660.