Are You Looking for Security Systems & Services in Connecticut?

Explore 53 security businesses across Connecticut, including North Haven, Wallingford and Waterbury, offering alarm systems, monitoring and protection services. Read customer reviews, check service coverage and contact suitable providers about estimates.
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SMG Corporate Services
50+ Years
Emergency
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We offer over 95 years of experience in security and facility management services.
SMG Corporate Services offers expert security, cleaning, and facility management solutions since 1924. Serving Shelton, CT and nationwide with 24/7 support, green programs, and safety-certified professionals.
Security Services Cleaning Services Background Checks
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Business Electronics
50 Years
Emergency
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45+ years of specialized experience in critical communications recording systems
Trusted provider of communications recording, video recording, and workforce optimization solutions since 1976. Serving public safety, child advocacy centers, and contact centers across the Northeast with secure, compliant systems.
Communications Recording Video Recording Interview Room Recording
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Integrated Technical Systems
50+ Years
Emergency
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We offer 50+ years of specialized experience in systems integration.
Integrated Technical Systems offers expert security, fire alarm, and parking system solutions in Wallingford, CT, with over 50 years of experience and 24/7 service support.
Fire Alarm Systems Mobile Parking Payment Central Clock Systems
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Sourced Security Solutions
27 Years
Emergency
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We offer 24/7 proactive monitoring and rapid response times for all security needs.
Sourced Security Solutions offers advanced commercial security systems in Connecticut, including HD surveillance, access control, and virtual guard services for businesses across New England.
Video Surveillance Access Control Virtual Guard
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Protect U Services
36 Years
Emergency
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We have over 18 years of experience in Connecticut's security industry.
Protect U Services offers top-tier security systems, fire alarms, and 24/7 monitoring in Guilford, CT. Serving homes and businesses since the 1990s with reliable protection solutions.
Security Systems Fire Alarms CCTV Systems
Art Guard
20 Years
Emergency
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Art Guard
20 Years
Emergency
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We offer wireless sensor technology safe for the most fragile art
Advanced wireless art security systems for museums, galleries, and private collectors. Trusted by Sotheby's and MoMA, Art Guard's MAP technology offers real-time theft detection with discreet, scalable solutions.
Art Security Systems MAP Sensors Wireless Theft Protection
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Aeroturn
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We offer 20-year engineered turnstile designs with 10 million passage guarantees
Aeroturn provides engineered turnstile solutions with 10 million passage guarantees, factory-direct installation, and lifetime support for secure access control in commercial and government facilities.
ManTrap Portal XWing Turnstiles Linear Drop Arm
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Security Plus NE
27 Years
Emergency
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We offer 25+ years of experience in integrated security solutions since 1999
Security Plus NE offers advanced electronic security solutions including access control, video surveillance, and fire systems in Middletown, CT. Trusted since 1999 with 24/7 monitoring and free site analyses.
Access Control Video Surveillance Fire Systems
Exclusive focus on CCTV and access control systems ensures deep technical expertise
Trusted security solutions provider in Waterbury, CT offering CCTV systems, access control, and door entry systems. Connecticut-licensed technicians serving residential and commercial clients since 1990.
CCTV Systems Door Entry Systems Access Control