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23 Years
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Emergency
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Trusted Security Solutions in Lexington, SC
A1 Security Service has been a trusted provider of comprehensive security solutions in South Carolina since 2003. Our team specializes in custom residential and commercial security systems, including advanced monitoring, camera installations, and network cabling. With over two decades of experience, we prioritize cost-effective, reliable protection tailored to each client's unique needs. Our expertise extends to smart home integration, business security systems, and home theater solutions, ensuring seamless operation and maximum safety. We serve Lexington, Columbia, Irmo, and Central South Carolina, combining technical proficiency with personalized service.

Our commitment to quality is reflected in our use of industry-leading technology and our dedication to customer satisfaction. We offer 24/7 professional monitoring, easy-to-use control systems, and expert installation by trained technicians. Our partnerships with trusted brands like Honeywell and Brilliant ensure cutting-edge solutions for every client. From basic security setups to complex commercial systems, we deliver dependable protection and peace of mind. Backed by years of local experience, we remain dedicated to safeguarding homes and businesses across the region.
Services
Residential Security Systems Commercial Security Solutions Network Cabling Services Home Theater Installations Smart Home Integration Security Camera Systems Access Control Systems Wireless Network Setup Security System Monitoring Audio-Visual Solutions
Details
  • Year established: 2003
Highlights and features
  • We offer 20+ years of local security expertise in South Carolina
  • Our team provides custom-tailored security solutions for every client
  • We implement 24/7 professional monitoring systems for continuous protection
  • Our technicians are certified in Brilliant Smart Home installations
  • We guarantee reliable network cabling and structured WiFi setup
What people say
Excellent customer service Highly recommend Audio One Very informative staff Timely and honest service Professional and helpful
Services
Residential Security Systems
Custom-designed residential security systems protect homes with advanced monitoring, door/window sensors, and high-decibel alarms. Our solutions include 24/7 professional monitoring and smartphone control via the A1 Security Mobile App. Systems integrate with smart home devices for comprehensive protection.
Commercial Security Solutions
Tailored commercial security systems protect businesses with access control, surveillance cameras, and intrusion detection. Our solutions include employee theft prevention and 24/7 monitoring integration. Systems work with Z-Wave technology for remote management and emergency response.
Network Cabling Services
Professional network cabling and WiFi installation services ensure reliable connectivity for security systems. We provide Cat6 cabling, wireless access points, and structured network solutions. Our team guarantees optimal performance for both residential and commercial applications.
Smart Home Integration
Brilliant Smart Home Control systems integrate security, lighting, and climate control through wall-mounted panels or mobile apps. Our certified installers create seamless smart home experiences with voice control and automated security features.
Home Theater Systems
Custom home theater installations feature projectors, in-wall speakers, and whole-house audio solutions. Our AudioOne Division designs immersive entertainment systems with professional-grade equipment and smart remote integration for easy operation.
Questions
What areas do you serve?
We serve Lexington, Columbia, Irmo, and Central South Carolina with security and networking solutions.
Do you offer 24/7 monitoring?
Yes, all security systems include 24/7 professional monitoring for emergency response and system alerts.
What security packages are available?
We offer Traditional, Control, and Video packages with cellular connection, smart home integration, and camera options.
Can you install smart home systems?
Yes, we're certified Brilliant Smart Home installers with integrated security, lighting, and climate control solutions.
Do you provide commercial security?
Yes, we specialize in custom business security systems with access control, surveillance, and employee theft prevention.