Residental Alarms


* 6  Months Free Alarm Monitoring Offfer!!
Our alarm monitoring Center is located in Toronto.  We are listed by Underwriters laboratories for the maximum certifiable central station alarm monitoring of residential and commercial, financial burglary and fire alarm systems.

Our central station uses the latest in computer technology and most comprehensive software management systems for fast response to any alarm conditions.

Our team of highly trained, skilled and motivated professionals are versed in emergency procedures and competent to interface with police and other emergency service providers in your area.  Weather the alarm emergency is due to intrusion, fire, medical or environment alarms, our dedicated personal and advanced computerized monitoring station we assure immediate response to your emergency. 

Other Stuff we can monitor your home or business!!

  •  medical alert monitoring for seniors  
  •  carbon monoxide detectors 
  •  gas detectors
  •  smoke detectors 
  •  panic buttons 
  •  hold up button
  • e-alert alarm information to your Blackberry or Smart Phone
  •  low temperature sensors 
  •  high temperature sensors 
  •  deep freeze monitors
  •  flood alarm monitoring
  •  furnace failure 
  •  elevator alarm monitoring 
  •  window & door sensors 
  •  wireless key remotes
  •  sump pump water detection devices 
  •  passive infrared motion detectors 
  •  glass break detectors 
  •  attendance monitoring  (know when you kids come home from school)
  •  drive way annunciation
  •  sprinkler alarm 
  •  fire alarm system

Need something else monitored that is not standard..........we can do it!

It's nice to know we are ready when you need us most.

* terms & conditions are applicable

Thinking of switching your alarm monitoring to Pre-lock but you are still under contract with another provider??
 Let us remind you 60 days prior to your contract renewal so you don't automatically renew for another term
 click on    REMIND ME TO SWITCH

Visit our Toronto Alarm & locksmith Showroom at 800 Petrolia Road Unit 1
or call our 24 Hour Emergency Alarm Services at (416) 773-5625
Email us at                                                                                 

First Name:
Last Name:
Phone Number:
Postal Code:
Best Time to Contact:

Join Us


Toll Free


Local Number


Pre-Lock Security
Services Inc.

800 Petrolia
Road Unit 4
Toronto, Ontario
M3J 3K4

We Accept:


Toronto Locksmith  | Mississauga Locksmith  | Thornhill Locksmith |  Etobicoke Locksmith | Beaches Locksmith | North York Locksmith  |  Scarborough Locksmith  | Barrie Locksmith  | Toronto Downtown Locksmith  | Newmarket Locksmith  | Richmond Hill Locksmith  | Orangeville Locksmith  | Brampton Locksmith | Yorkville Locksmith  | Oak Ridges Locksmith  | Innisfil Locksmith  | Vaughan Locksmith  | London Locksmith  | Hamilton Locksmith  | Woodbridge Locksmith | Concord Locksmith  | Forest Hill Locksmith  | Spadina Locksmith  | Markham Locksmith  | Unionville Locksmith  | Oakville Locksmith  | Leaside Locksmith  | Rexdale Locksmith  | Oshawa Locksmith | Pickering Locksmith  | Bolton Locksmith

In addition to most major credit cards, we accept purchase orders from. Fortune 100 corporations, educational institutions, and government agencies located in Ontario. All purchase order terms are Net 30 days.
Please fax your purchase order to (416) 633-5852 

Call our GTA Service Area Number (416) 773-5625  (416) 736-8383 Or Toll Free 1-877-773-5625 

Send mail to with questions or comments about this web site. | TERMS OF USE | PRIVACY POLICY |

Copyright © 2011- 2020  Pre-Lock Security Services Inc.  All Rights Reserved
The Pre-Lock®  Name & Pre-Lock® Logo & Better Lock Next Time®  & Pre-Alarm® are Registered Trade Marks of Pre-Lock Security Services Inc.