Verified Dallas home security and alarm companies for alarm systems, cameras, smart locks, and monitoring - serving Plano, Frisco, Highland Park, Richardson, McKinney, Irving and beyond.
A good security installer designs around your actual home, explains monitoring costs up front, and does not trap you in a punishing multi-year contract to get a fair price.
Dallas sits in hail alley, where a spring storm can re-roof a whole zip code and the good contractors book out overnight. When you compare home security and alarm companies in Dallas, ask every one of them the same three questions: are you licensed and insured for this exact work, who is actually showing up (your crew or a sub), and what does the warranty cover in writing.
Searching for home security and alarm companies near me in Dallas? Everyone ranked below serves Dallas and the surrounding neighborhoods, including Plano, Frisco, Highland Park, Richardson, McKinney, Irving. Check the address and service area on a listing before you call, because the closest one is not always the one a search engine puts first.
Based on Google ratings and review volume as of September 2026, the top rated home security and alarm companies in Dallas are Protectus Security, Texas Alarm Pros LLC, Metroplex Smart Homes. See the live ranked list, ratings, and contact details on this page.
Every company ranked on this page serves Dallas and the surrounding area, including Plano, Frisco, Highland Park, Richardson, McKinney, Irving. Open any listing for its address, phone number and service area, then call the two or three closest to you. Distance is worth checking yourself: the nearest home security company is not automatically the best one, so this page ranks on rating and review volume first and leaves proximity to you.
A good security installer designs around your actual home, explains monitoring costs up front, and does not trap you in a punishing multi-year contract to get a fair price.
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