Explore Trusted Security System Providers Serving Danbury, CT

Check the products, services, business details, and available customer feedback for security system providers in Danbury, CT. Use this information to narrow your options and contact companies that may be suitable for alarm or camera installation.
Our company offers full Residential and Commercial electrical work and, High Definition CCTV Security Camera Systems to protect your building from vandals or your employees, and you can view your new system on your smart phone or laptop computer.
123 Mobile Lock
Norwalk, CT 06851 (19.3 mi)
Emergency
Open 24/7
19 reviews
123 Mobile Lock
Norwalk, CT 06851 (19.3 mi mi)
Emergency
Open 24/7
19 reviews
123 Mobile Lock provides fast, reliable automotive, residential, and commercial locksmith services across Fairfield County, CT. Our 24/7 emergency response ensures immediate assistance for lock-outs and security needs. With expertise in all key systems, we deliver trusted solutions tailored to Connecticut residents and businesses.
Automotive Locksmith Residential Locksmith Commercial Locksmith
Super fast Professionalism beyond measure Affordable, Fast and Reliable
Sterling Security Systems
33 Years
Emergency
7 reviews
Sterling Security Systems
Waterbury, CT 06705 (23.7 mi mi)
33 Years
Emergency
7 reviews
Sterling Security Systems provides professional security installation, monitoring, and video surveillance solutions for homes and businesses in Waterbury, CT. Established in 1993, we offer customized systems featuring intrusion alarms, fire detection, and remote-controlled home automation. Our certified technicians ensure reliable protection with 24/7 monitoring and state-of-the-art technology.
Security Installation Video Surveillance Home Automation
Amazing job Knowledgeable staff Seamless installation
Standard Security Systems
50+ Years
Emergency
6 reviews
Standard Security Systems
Bridgeport, CT 06610 (19.7 mi mi)
50+ Years
Emergency
6 reviews
Standard Security Systems provides advanced home security solutions with 24/7 monitoring, smart home automation, and wireless security components. As Connecticut's largest independent security company since 1913, we combine century-old expertise with modern technology to deliver customized protection for residential properties. Our systems integrate burglary prevention, fire monitoring, and remote access controls while maintaining transparent pricing and exceptional customer support.
Home Security Systems 24/7 Monitoring Home Automation
Alliance Locksmiths
34 Years
Emergency
5 reviews
Alliance Locksmiths
Hawthorne, NY 10532 (26.6 mi mi)
34 Years
Emergency
5 reviews
Alliance Locksmiths provides 24/7 licensed locksmith and security services for residential, commercial, and automotive clients in New York and Connecticut. Established in 1992, we specialize in emergency lockout assistance, security system installations, and replacement doors with a focus on quality, innovation, and customer satisfaction.
Emergency Locksmith Residential Locksmith Commercial Locksmith
5 star rated Prompt service Licensed professionals
Land & Sea Security Systems
Milford, CT 06460 (23.2 mi)
15 Years
Emergency
2 reviews
Land & Sea Security Systems
Milford, CT 06460 (23.2 mi mi)
15 Years
Emergency
2 reviews
Land & Sea Security Systems provides comprehensive electronic security, fire protection, and electrical services for commercial and residential clients in Connecticut and Florida. Founded in 2011, we specialize in security alarms, fire suppression systems, access control, and 24/7 monitoring, serving over 10,000 customers through licensed technicians and strategic acquisitions. Our tailored solutions prioritize safety, innovation, and customer satisfaction, making us a trusted leader in the industry.
Security Alarms Fire Alarms Access Control
Expert team Flawless installations Responsive service
TPC Systems
Milford, CT 06460 (23.2 mi)
Emergency
1 review
TPC Systems
Milford, CT 06460 (23.2 mi mi)
Emergency
1 review
TPC Systems specializes in integrated life safety and communication technology solutions for healthcare, educational, commercial, and institutional facilities. We provide comprehensive services including system design, installation, maintenance, and 24/7 emergency response. Our offerings enhance security, operational efficiency, and compliance through advanced technologies like RTLS, fire detection, and synchronized clock systems.
Nurse Call Systems Fire Detection Access Control
All-Star Security & Communication
Ossining, NY 10562 (26.5 mi mi)
Emergency
7 reviews
All-Star Security & Communication specializes in designing, installing, and maintaining advanced fire alarm and security systems for commercial and residential properties. We provide code-compliant solutions including intrusion detection, emergency communication systems, and backbone infrastructure. With a focus on regulatory compliance and cutting-edge technology, we deliver tailored security strategies to protect assets and ensure client safety.
Fire Alarm Installations Intrusion Detection Systems Backbone Infrastructure
Not rated yet
Janus Associates
Stamford, CT 06907 (24.0 mi mi)
38 Years
Not rated yet
Janus Associates is a premier cybersecurity consultancy providing risk assessments, compliance solutions, and business resilience strategies since 1988. Specializing in sectors like government, healthcare, and finance, we deliver vendor-neutral expertise in frameworks such as NIST, ISO 27001, and CMMC. Our senior-level professionals ensure organizations mitigate threats, achieve regulatory compliance, and maintain operational continuity through tailored, actionable security programs.
Penetration Testing Risk Assessments Compliance Audits
35+ years experience Senior-level experts Comprehensive assessments
Sonitrol of Bridgeport
50+ Years
Emergency
Not rated yet
Sonitrol of Bridgeport
Stratford, CT 06615 (22.1 mi mi)
50+ Years
Emergency
Not rated yet
Sonitrol of Bridgeport of Bridgeport provides comprehensive commercial security solutions tailored to businesses, schools, and government facilities in Connecticut. Our integrated systems combine access control, video surveillance, intrusion detection, and fire protection with patented audio verification technology for maximum reliability. Backed by 50 years of experience, we deliver scalable, code-compliant security services for offices, healthcare facilities, retail spaces, and more.
Access Control Video Surveillance Intrusion Detection
Norwalk (19.3 mi) Shelton (19.5 mi) Bridgeport (19.7 mi) Stratford (22.1 mi) Milford (23.2 mi) Waterbury (23.7 mi) Stamford (24.0 mi) Ossining (26.5 mi) Hawthorne (26.6 mi)