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1936 Carlotta Drive, Concord, CA 94519 (925) 682-8000

     Maintenance and Operations

    You are here: Mt. Diablo Unified School District > Departments > Administrative Services > Maintenance and Operations

    Security Services 

    Maintenance & Operations administers all district-wide electronic security systems. These systems are augmented by contract security units as well as an in-house custodial emergency services group which responds to security breaches and emergencies.

    If you have questions regarding security services, during hours other than M-F 7am to 4pm call extension 3836.

    During normal operating hours of M-F 7am to 4pm, please direct calls to our dispatcher at extension 3884.