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Find the 41 Best Security Companies in Massachusetts

Browse 41 security companies serving Massachusetts, including Boston, Mansfield and Waltham, for home and commercial protection. Review guarding, patrol and security system services, read customer feedback and contact local providers for estimates.
Andover (1)
Beverly (1)
Boston (3)
Cambridge (1)
Canton (1)
Dedham (1)
Fall River (1)
Framingham (1)
Great Barrington (1)
Leominster (1)
Littleton (1)
Lowell (1)
Ludlow (1)
Mansfield (2)
Mendon (1)
Natick (1)
Randolph (1)
Rehoboth (1)
Rockland (1)
Saugus (1)
Southwick (1)
Springfield (1)
Topsfield (1)
Waltham (2)
Watertown (2)
West Boylston (1)
West Bridgewater (1)
West Springfield (1)
Westford (1)
Westwood (1)
Wilbraham (1)
Woburn (2)
Worcester (2)
Yarmouth (1)
Not rated yet
H Perron Locksmiths
48 Years
Emergency
Not rated yet
We have over 45 years of experience in the locksmith industry.
H Perron Locksmiths provides reliable residential, commercial, and automotive locksmith services in Framingham, MA, with over 45 years of experience and 5-star reviews.
Residential Locksmith Commercial Locksmith Car Key Replacement
(508) 875-3744 Call Profile
Not rated yet
Black Lab Alarm
Emergency
Not rated yet
We offer over 30 years of experience in customized security solutions.
Black Lab Alarm offers advanced security solutions including 24/7 monitoring, video surveillance, and access control for homes and businesses in Massachusetts, New Hampshire, and Maine.
Residential Properties Commercial Properties Remote Video Monitoring
(781) 938-5502 Call Profile
Not rated yet
Serv-U Locksmiths
Not rated yet
We have over 30 years of experience in security solutions
Serv-U Locksmiths provides physical security solutions to various industries, protecting assets and reinforcing trust with durable and reliable systems
Banking Equipment Door Servicing Drive-Up Drawers
(413) 732-8538 Call Profile
Not rated yet
Keltron Corporation
50+ Years
Emergency
Not rated yet
We offer over 60 years of expertise in integrated security systems
Keltron Corporation provides unified security systems, automated inspection solutions, and precision pressure gauges for fire, medical, and industrial applications. ISO 9001 certified with over 1,000 UL listings.
Unified Alarm Management Automated Inspection Reporting Pressure Gauge Solutions
(781) 894-8710 Call Profile
Aetna Fire Alarm
50+ Years
Emergency
Not rated yet
Aetna Fire Alarm
50+ Years
Emergency
Not rated yet
We offer 45+ years of specialized fire alarm system expertise
Trusted Boston-area fire alarm solutions since 1974. Aetna Fire Alarm offers system design, installation, 24/7 emergency services, and compliance testing for commercial properties.
Fire Alarm Design System Installation Emergency Service
(617) 282-3888 Call Profile
Not rated yet
Elite Fire & Security
Emergency
Not rated yet
We have 50+ years of combined experience in fire and security systems.
Trusted fire and security solutions for homes and businesses in New England. Elite Fire & Security offers 24/7 monitoring, free system takeovers, and customized protection plans with competitive pricing.
Fire Alarm Systems Security Systems Video Surveillance
(844) 354-8344 Call Profile
Norel Service
50+ Years
Emergency
Not rated yet
Norel Service
50+ Years
Emergency
Not rated yet
We offer 24/7 emergency service with rapid response times across New England
Trusted fire and security solutions provider serving New England since 1971. 24/7 emergency response, system monitoring, and compliance testing by certified technicians.
Fire Alarm Systems Security Monitoring System Testing
(781) 768-5500 Call Profile
Not rated yet
Protective Security Services
Emergency
Not rated yet
We offer 30 years of combined experience in residential and commercial security solutions.
Protective Security Services offers tailored residential and commercial security systems in Southwick, MA and surrounding areas. With 30 years of experience, 24/7 emergency support, and advanced technology like Honeywell systems, we provide reliable prote
Residential Security Systems Commercial Security Systems Residential Cameras
(413) 569-1330 Call Profile
AVD
42 Years
Emergency
Not rated yet
AVD
42 Years
Emergency
Not rated yet
We offer 40+ years of experience in telecom infrastructure
AVD Inc. delivers professional IT services including phone systems, data cabling, and network solutions in Waltham, MA since 1984. Experience reliable telecom infrastructure from our certified technicians.
Phone Systems Data Cabling Surveillance
(781) 894-8900 Call Profile
Not rated yet
Wel-Design Alarm Systems
48 Years
Emergency
Not rated yet
40+ years of specialized experience in low-voltage building systems
Trusted provider of fire alarm systems, CCTV, and access control solutions since 1978. Serving commercial, educational, and healthcare facilities across Massachusetts with expert installation and 24/7 emergency services.
Fire Alarm Systems CCTV Surveillance Access Control Solutions
(413) 543-9090 Call Profile