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Your Trusted Security Partner in Greenville, SC
For over 25 years, Priority One Security has been a trusted provider of comprehensive security solutions for residential and commercial clients across the Southeast. As a privately owned, full-service security integrator, we specialize in customized consultations, advanced system installations, and 24/7 monitoring services. Our Service First philosophy emphasizes immediate response, transparent communication, and comprehensive problem-solving, supported by a 90-day money-back guarantee.

With Five Diamond Certification and UL-listed monitoring stations, we combine cutting-edge technology with professional expertise to deliver reliable protection. Our team's extensive experience ensures tailored security strategies that address both immediate needs and long-term safety requirements for homes and businesses.
Services
Smart Security Solutions Access Control Systems Video Surveillance Home Automation Fire & Life Safety
Details
  • Year established: 1996
Highlights and features
  • 25+ years of experience in residential and commercial security solutions
  • 24/7 Five Diamond-certified monitoring station with UL-listed services
  • 90-day money-back guarantee on professionally installed systems
  • Professional team with specialized expertise in integrated security systems
  • Comprehensive 5-Point Protection Strategy for customized security planning
Associations and certifications
  • UL Listed
  • FM Approved
  • Five Diamond Certified
Services
Smart Security Solutions
Our customized smart security solutions provide comprehensive protection for homes and businesses. Featuring adaptive communication technology, touchscreen controls, and integrated monitoring, these systems protect against intrusion while offering remote access through mobile apps. Professional installation ensures optimal system performance and reliability for both residential and commercial properties.
Video Surveillance
Priority One offers advanced video surveillance solutions with HD cameras, intelligent analytics, and cloud storage options. Our systems include video doorbells, thermal cameras, and license plate recognition technology. SecureVue24 service enables real-time monitoring and immediate intervention during security events, enhancing both residential and commercial property protection.
Access Control
Our access control solutions manage property entry through keypads, biometric scanners, and smartphone integration. Commercial systems support enterprise-level management with remote access capabilities. Vehicle gate systems combine security with convenience for residential and business properties across multiple locations.
Home Automation
Integrated home automation systems allow remote control of security, lighting, climate, and entertainment features. The Total Control app enables centralized management of connected devices, including smart locks and sprinkler systems. This technology enhances convenience while maintaining robust security for modern residences.
Fire & Life Safety
UL-listed fire and life safety monitoring services include smoke detectors, sprinkler systems, and emergency response protocols. Our solutions meet NFPA compliance standards and feature two-way voice communication for immediate assistance. Commercial systems support elevator monitoring and areas of refuge requirements for business properties.
Questions
What security solutions does Priority One offer?
We provide residential and commercial security systems including smart security, video surveillance, access control, home automation, and fire/life safety monitoring.
Do you offer 24/7 monitoring services?
Yes, our Five Diamond-certified monitoring station operates 24 hours daily with UL-listed emergency response capabilities for both residential and commercial clients.
Are installation services available?
Professional installation is included with all security packages, featuring adaptive communication technology and system customization for new or existing properties.
What payment options exist for security systems?
We offer various financing options and package tiers for residential and small business customers with professional installation included in all plans.
Do you provide emergency service support?
Our 24/7 Anytime Service handles emergency requests with dedicated support lines for immediate assistance with security systems and monitoring needs.
What areas do you serve?
We serve residential and commercial clients in Charlotte, NC; Greenville, SC; Columbia, SC; and support national accounts across the United States.
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