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Are you interested in becoming a Four-0-One client for your home or business? We’d look forward to discussing security solutions with you of any scale. Please fill out the Quote Form so that we can offer tailored to you professional advice. 


Looking for specific help regarding your system? Please submit a ticket to our support team, and we’ll be in touch within one business day.



Four-O-One Security Team
108 Perth Street
Brockville Ontario
K6V 5C9




Other Phone Numbers
1-877-993-9278 (toll free)



Monitoring is 24/7 365 days a year
Office Hours by appointment only.



We are very pleased with our system so far. Thank you for the prompt service. We have passed your name to one of our friends. I hope they contact you soon. Thanks again.”

Kathleen and Shawn H., Kingston