(781) 275-4200

Massachusetts DPL- License No. C-1111

The Lexington Alarm Systems Difference


Our mission as a company is to provide our residential and commercial customers with effective, custom designed security and safety systems. For over 45 years, personal attention, professional installations and local custom alarm monitoring have been the trademarks of the Lexington Alarm brand.


Our focus has always been and will always be to deliver exceptional service in all aspects of our business. We want to exceed the expectations of our customers to ensure they maintain their peace of mind.