• Office Numbers

    (908) 448-0452

  • Business Hours

    Mon – Fri: 8 AM – 6 PM
    Sat: 8 AM – 2 PM
    Sun: Closed

  • Headquarters

    Spotswood, NJ

  • Email


Get in Touch With Us

Thank you for choosing On-Site Security LLC. We offer various electronics installation services for residential homes and commercial buildings. Get a personalized solution for security, access control, entertainment, smart devices, etc. Call today for a free cost estimate or fill out the contact form.