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Lexington Alarm Systems makes your security and safety our top--and only--priority

When it comes to the safety and security of your home or business, you can't be too careful. We've built our reputation on the installation and monitoring of the industry's most comprehensive and technologically advanced security and life safety systems that keep the people and things most important to you safe.

(781) 275-4200

Massachusetts DPL- License No. C-1111