Mission CISD Maintenance Staff Mission CISD Maintenance Dept Forms Mission CISD Maintenance Dept. Mission CISD Maint. In The News  Useful Links  Forms Assistance Contacts Susie Garcia, Maintenance Office Clerk  for Maintenance Coordinator Send E-Mail  Mayra Garcia, Maintenance Office Clerk for Assistant Coordinator Send E-Mail Letty Brown, Maintenance Office Clerkfor Custodian Dept.Send E-Mail Phone: 956-323-8960