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Are You Looking for Security Systems & Services in New Hampshire?

Explore 22 security businesses across New Hampshire, including Hooksett, Manchester and Nashua, offering alarm systems, monitoring and protection services. Read customer reviews, check service coverage and contact suitable providers about estimates.
Alton (1)
Auburn (1)
Concord (1)
Dover (1)
Gilford (1)
Goffstown (1)
Greenville (1)
Hampton Falls (1)
Hooksett (2)
Lebanon (1)
Londonderry (1)
Manchester (2)
Merrimack (1)
Milford (1)
Nashua (2)
Newton (1)
Plaistow (2)
Salem (1)
Not rated yet
SoneSys
13 Years
Not rated yet
We offer patented sonar technology with 30+ years of development expertise
SoneSys provides specialized security technology solutions for government agencies. Discover our cellular monitoring, sonar systems, and radio direction finding equipment designed for global deployment.
Cellular Monitoring Sonar Systems Ground Sensor Networks
(603) 423-9000 Call Profile
Not rated yet
Scientific Solutions
34 Years
Not rated yet
Pioneers in active SONAR technology since 1992
Scientific Solutions Inc. provides cutting-edge SONAR technology for harbor security, marine mammal protection, and underwater threat detection in Nashua, NH.
Harbor Security Systems Marine Mammal Protection Sonar Design & Prototyping
(603) 880-3784 Call Profile
Not rated yet
Advanced Security Services
26 Years
Emergency
Not rated yet
25+ years serving New England's security needs
Professional security guards, patrol services, and traffic control solutions across New England. Licensed in ME, MA, NH. 24/7 service. Call 833-448-2738 for a free quote.
Security Guard Service Patrol Guard Service Traffic Control
(603) 382-1300 Call Profile
Not rated yet
Pro Technologies-Safety Security & Comfort
21 Years
Emergency
Not rated yet
We offer 30+ years of security industry expertise with CJIS-certified technicians
Pro Technologies-Safety Security & Comfort offers custom security solutions in Hooksett, NH including fire alarms, surveillance systems, and 24/7 monitoring. With 30+ years of experience and no long-term contracts, we deliver trusted protection for homes
Residential Security Systems Commercial Fire Alarms Surveillance Cameras
(603) 624-4221 Call Profile
Not rated yet
Atlas Security Systems
39 Years
Emergency
Not rated yet
We offer 35+ years of specialized security industry experience since 1987
Atlas Security Systems provides cutting-edge security solutions for residential and commercial properties across New England, including access control, surveillance, and 24/7 monitoring.
Access Control Burglar Alarm Video Surveillance
(603) 668-9569 Call Profile
Not rated yet
B&S Integrated Security Systems
46 Years
Emergency
Not rated yet
We offer 40+ years of specialized security system expertise
Protect your organization with B&S Integrated Security Systems' customized access control, surveillance, and fire alarm solutions. Serving Nashua and nationwide since 1980 with 24/7 support.
Access Control Systems Lockdown Systems Video Surveillance
(603) 882-8725 Call Profile
Not rated yet
Eastern Alarms & Communications
42 Years
Emergency
Not rated yet
Family-owned since 1984 with 35+ years of security industry experience
Family-owned security provider since 1984 offering customized alarm systems, 24/7 monitoring, and fire protection solutions for homes and businesses in MA & NH.
Burglar Alarms Fire Alarms Surveillance Systems
(603) 382-4433 Call Profile
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Central Communications
Not rated yet
We offer expert installation and service for security systems
Central Communications offers security camera systems, access control, Motorola two-way radios, rentals, and accessories in Londonderry, NH, serving Manchester, Nashua, Concord, Salem, and Portsmouth.
Security Camera Systems Access Control Two-Way Radios
(603) 432-4313 Call Profile
Not rated yet
Access Control Systems
21 Years
Emergency
Not rated yet
20+ years of specialized security industry experience
Access Control Systems offers advanced security solutions including metal detectors, X-ray machines, and threat detection systems. Serving North America with 20+ years of expertise in installation, maintenance, and consulting.
Metal Detectors X-Ray Machines Explosive Detection
(603) 249-9820 Call Profile
Not rated yet
Fortress Security
29 Years
Emergency
Not rated yet
We have over 18 years of experience in residential and commercial security.
Trusted since 1997, Fortress Security offers comprehensive alarm systems, 24/7 monitoring, and emergency services for homes and businesses in New Hampshire.
Burglar Alarm Systems Fire Alarm Systems CCTV Installation
(603) 929-9020 Call Profile