Metropolitan Security Systems, Inc. is licensed and insured. We've been in business for over 30 years.  We are active in all of Maryland and Southern PA.  We are a  family owned and operated business.  Our quality is second to none, and you will see this with the pride that we take in every job we do.  Our customers will tell you!
We offer services for both residential and commercial applications.   Everything from basic to custom requests, small to large, we do it all.
You will get friendly, personalized service every time and you will always see the same technicians - not a different one every time like the "big guys".  And check out our prices - we are sure that you will be surprised at the overall cost of our products.  You will feel secure knowing you are connected to a 24 hour UL listed central station.