I have National Security for two homes and I can't say enough great things about this company. It's a solid, well established family-run business with incredible customer service. They are honest...

Run, don't walk, away from National Security! Seriously. This is one of the worst companies I've ever dealt with in my life. I have a very long list of National's ineptitude, incompetence, and...

Stay away. They don't track billing appropriately, and even if you pay your bill every month they on numerous occasions claim that you missed a bill from years ago. When you ask for a statement of...

National is just OK. They can be sporadic in service and can forget to properly fix problems. They do charge a hefty price and their monitoring service seems OK but when they do service calls they...

This is a top-notch company that is professional in every aspect. They are also extremely generous when it comes to community service. My three offices are alarmed by National and they always...