| Monitoring

Support Type: Monitoring

How to Test Your Alarm

Please test your alarm regularly to verify your system is operating properly. To test…

February 11th, 2019 Read More

Insurance Verification

To request a letter of verification for your homeowners insurance company, please complete the…

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Alarm Permits

Alarm permits are required by most cities and towns across the state of Texas. Most cities…

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Out of Town Notices

It ‘s always a good idea to notify us that you’ll be going out…

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False Alarms

If you accidentally trip your alarm, enter your 4 digit code. If the loud…

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Updating Phone Numbers

You can update your account information (phone numbers, travel notices, passwords), 24 hours a…

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Family Owned & Operated since 1978 in Texas

We own and operate our own UL listed dispatch center right here in Texas, and that’s how we’re able to offer high quality monitoring at a great price. We are the largest independent alarm company in Texas.

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What our customers say

100% Satisfied

From the first phone call to the actual use of our security system we have been 100% satisfied! The technician was knowledgeable and courteous. He was able to answer all my questions and get the system up and running in no time. Thank you Smith Thompson Home Security for making our home more secure and at an affordable price to do so!!!!

Happy Customer Dallas, TX

We had a great experience with Smith Thompson

Recently for our home in downtown Houston! I was referred to Smith Thompson by a friend after expressing frustration with some of the larger brands that lock you into a 3-year contract. We called to inquire about the most cost-effective…

Excited Customer Houston, Texas