HD Video Doorbell

Overview The ADC-VDB770,’s next-generation video doorbell camera and the latest installment in the Design...

$199 Learn More

HD Outdoor Camera

WiFi Connected. 1080P & Waterproof Secure Encrypted Cloud Storage Excellent Low Light Perform...

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Z Wave Smart Thermostat

The Honeywell T6 Z Wave Thermostat provides users complete control over their home’s...

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HD Indoor Camera

Wifi Connected Pristine video up to 1080P2-Way AudioSecure Encrypted Cloud StorageStream live video or motion...

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Z Wave Plus Smartlock

Smarter user codes. This lets you retire your spare keys and replace them with four-digit user...

$199 Learn More
Garage Door Hub

Garage Door Control

Smart locks and garage doors are even more useful when integrated into a complete...

$199 Learn More

Family Owned Dallas Home Security Company Since 1978

We own and operate our own UL listed dispatch center right here in Dallas, Texas. That’s how we’re able to offer high quality home security & alarm monitoring at a great price. We are the largest independent alarm company in Texas, family owned & operated since 1978.

No Contracts. No Price Increases.

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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
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We've had the same 16.95 rate for 45 years!