Security Systems & Services in Southold, NY

Comprehensive list of Southold, New York based companies offering installation, maintenance and repair of home and business security systems, CCTV & burglar alarms, guard and video surveillance services.

Business Listings

Since 1972, Suffolk Security Systems has been the top supplier of burglary and fire systems on the pretty North Fork of Long Island. We serve clients on Shelter Island, the Hamptons, most of Suffolk County and parts of Nassau County. Our service technicians are educated, experienced and can solve the most complicated of problems.


As a local domestic and commercial security firm, serving homes and businesses, we've worked hard to earn the confidence of all our customers, because they are our only customers. In fact, we know majority of our customers on a 1st name basis. At SCAN SECURITY we currently have live operators answering our phones 24 hours a day, not answering machines.


AD Systems Integrators is in the business of designing and installing custom domestic electronic systems. What this means simply is that with one phone call to AD Systems, you can have all of your electronic systems requirements met. AD Systems is prepared to be your one stop shop. We are very plesed of our ongoing relationships with past customers and we will be glad to supply references upon request.



.Visit the all new, Systems Design Headquarters and Showroom, at 158 County Road 39 in Southampton, NY. About Us Systems Design is a high-end custom integration company specializing in the design, installation and programming of domestic audio/video, phone/data, security and control systems.


1000's of commercial and domestic clients have trusted Berkoski to provide incomparable value and service since 1964. Berkoski delivers the best ICE, OIL and SECURITY products throughout Long Island, New York and beyond.


Sure Action manufactures one-of-a-kind stress sensors and vehicle detectors for domestic and commercial security applications as well as for home automation projects. Sure Action just added a new product to its vehicle detector line. This battery-operated Vehicle Sensor Part No. WDS responds to infra-red heat and can detect humans and huge animals in addition to moving cars, trucks, busses, etc.


Connected Hearth installs smart security, home automation and audio/video systems that can be remotely monitored and controlled for increased safety, comfort, convenience and energy savings. Central Station Monitoring and automatic phone and email alerts immediately notify you of trouble.


Protect yourself with NB Home Security, your full-service, pre-employment background screening firm. For over ten years, our private investigators have provided everything from background checks and investigations to employment verification to ensure firms are confident with their hiring decisions. Companies across the nation count on us to supply them with the essential information they need.