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    CONTACT INFORMATION

    4B Systems, Inc can handle any residential or commercial electrical service.  We are licensed, bonded, and insured and have been serving the metro Mundelein, IL region for over 25.  Locally owned and operated.

    Mundelein, Illinois 60060
    Phone: 847.529.9597
    Email
    Sunday by appt or emergency

    Hours

    Monday  8:00am – 6:00pm
    Tuesday  8:00am – 6:00pm
    Wednesday  8:00am – 6:00pm
    Thursday  8:00am – 6:00pm
    Friday  8:00am – 6:00pm
    Saturday  8:00am – 6:00pm
    Sunday by appointment

    24 Hour Emergency Services Available