Mission CISD Maintenance Staff Mission CISD Maintenance Dept Forms Mission CISD Maintenance Dept. Mission CISD Maint. In The News  Useful Links	Maintenance, Facilities & Construction Department         Welcome MCISD Maintenance Dept. Office Hours: 8 a.m. to 5 p.m. Office Phone: 956-323-8960 Office Fax: 956-323-8177	Maintenance Staff     Ricardo Rivera, Executive Director of Maint. / Fac. / Const. send email Ruben Trevino, Maint. Coordinator send email  Oscar Herrera, Assist. Maint. Coordinator send email      Maintenance Office 520 Holland Ave, Mission, TX 78572 PHONE (956) 323-8960 FAX (956) 323-8177