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Toll Free

(888) 888-1695


(512) 605-9221


(972) 526-8500


(713) 492-1064

San Antonio

(210) 501-3977

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P.O. Box 260689
Plano, Texas 75026


6652 Pinecrest # 500
Plano, TX 75024



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!