Contact Alliance Security Niagara

Local Support. Real People. Rapid Response.

How can we help?

Whether you need a quote for a new system, a takeover of your existing alarm, or technical support—we are here to help.

Please fill in the form below and one of our representatives will be in touch within 24 business hours


    Help us prepare: Is this for a Home or Business? Please describe your needs (e.g., Cameras, New Alarm, Pre-wire) and the best times to reach you.

    Help us prepare: Who is your current provider? Are there any known issues (e.g., broken sensors, trouble lights)? Please list the best times to discuss your switch.

    Service Details: Please describe the issue (e.g., "Keypad Beeping").
    ⚠️ Note: If a Smoke/CO detector is beeping, please confirm if it is a system device or a plug-in/high-voltage unit before booking to avoid unneeded charges.

    Technician Request: Please describe the specific technical behavior or question you have. The more detail, the faster we can help!

    Security Verification: To protect your account, please provide your Service Address and the Name on the Account below. We will email your current list for you to edit and return.

    How can we help you? Please describe your inquiry below.


    Helpful Tip: Attaching a photo of your keypad allows us to identify your system model instantly.

    I have a photo to attach



    Alliance Security Niagara

    Address

    1-46 Niagara Street
    St. Catharines, ON
    L2R 4L4

    Service & Sales

    (905) 688-3223
    (877) 427-7263

    24- Hour Monitoring

    (866) 319-8805

    Office Hours

    Monday - Friday8:30 AM — 5:00 PM
    Saturday - SundayClosed

    📅 By Appointment Only:
    To ensure a technician is available to assist you, please call ahead before visiting our office.