Defcon One Security

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1222 E Arapaho Rd Ste 347
Richardson, TX 75081
+1 (972) 499-4130
http://www.defcononesecurity.com
Defcon One specializes in providing commercial and residential security solutions, installation, 24/7 monitoring and system service. Our main product lines consist of Intrusion Detection systems, CCTV - Camera systems and GPS Vehicle Tracking services specifically customized to meet the needs of ...

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Reviews

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4.54 reviews
Jason G.
5/3/2025

Great service great staff. These guys are efficient. Top notch. Very friendly staff. I would definitely recommend this company to anyone looking for security systems.

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Jordan T.
3/13/2016

I initially contracted with Defcon One security when I first purchased my home. At the time of installation, John said he was working on getting fire/smoke detection, so I chose to stay with the...

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Renee D.
12/1/2019

I use Defcon One for our home security needs and couldn't have been happier! They came out, explained what my options were, installed everything right away. Super courteous and professional. I...

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Pluto W.
10/21/2013

Defcon One provides excellent service at a great value. John Catalina is knowledgable, professional, pleasant to work with, and is a man of his word. I've had several occasions to work with this...

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