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50+ Years
experience
Emergency
services
Your Trusted Security Partner in Fresno, CA
Turner Security Systems has been a trusted name in the security industry since our founding in 1970. Originally established as a private investigation company by Don Turner, we expanded into comprehensive security solutions at the request of the Fresno Police Department. Over five decades, we've grown to become the Central Valley's largest patrol company with over 50 vehicles and 300 security officers, maintaining our family-owned ethos under CEO John Turner. Our state-of-the-art monitoring center, built in 2000, enables local 24/7 alarm monitoring that significantly reduces false alarms through advanced video verification.

We pride ourselves on our strong partnership with law enforcement and our commitment to community safety, demonstrated through initiatives like our decade-long support of Valley Crime Stoppers. Our team combines cutting-edge technology with personalized service, offering vehicle patrol, standing guards, and integrated security systems tailored to each client's unique needs. With our deep local roots and technical expertise, we deliver rapid response times and customized security solutions that protect both property and peace of mind.
Services
Alarm Systems Security Cameras Standing Guards Vehicle Patrol Fire Alarm Monitoring Panic Buttons Outdoor Protection Temperature Monitoring CCTV Systems Access Control
Details
  • Year established: 1970
Highlights and features
  • We have over 50 years of experience in security services since 1970
  • Our team consists of 300+ trained security professionals with ongoing FBI-checked backgrounds
  • We utilize state-of-the-art video analytics technology with mobile access
  • Our local dispatch ensures fastest response times in the Central Valley
  • We maintain a proven partnership with Fresno Police Department reducing false alarms
Associations and certifications
  • ASIS International
  • California Chamber of Commerce
Services
Alarm Systems
Our monitored alarm systems provide comprehensive protection for homes and businesses. Systems include burglar alarms, fire detection, panic buttons, and environmental monitoring with 24/7 professional oversight. Our technology integrates with video verification to minimize false alarms while ensuring rapid response.
Vehicle Patrol
Our fleet of 50+ marked patrol vehicles provides cost-effective security coverage across the Central Valley. Randomized patrols with GPS tracking ensure property inspections while maintaining officer availability for immediate response to security events.
Standing Guards
Trained security officers provide visible deterrence and active monitoring at commercial properties. All guards undergo FBI background checks and receive ongoing training to maintain professional standards and regulatory compliance.
Security Cameras
Our video analytics systems combine real-time monitoring with mobile access. Advanced detection capabilities distinguish between genuine threats and false triggers while providing immediate visual verification for alarm events.
Fire Alarm Monitoring
We monitor complete fire safety systems including sprinklers, smoke detectors, and temperature controls. Our integrated approach ensures immediate notification and coordinated response to fire-related emergencies at commercial properties.
People
John Turner
CEO
John Turner has led Turner Security Systems since 1989, continuing his father's legacy. With a criminology degree from Fresno State and over 30 years of operational experience, he maintains active involvement in local security initiatives and community safety programs.
Questions
What areas do you serve?
We provide security services throughout Fresno, Clovis, Madera, and the entire Central Valley region.
Do you offer 24/7 monitoring?
Yes, our local monitoring center operates 24 hours a day, 7 days a week with live dispatchers.
How quickly do you respond to alarms?
Our local dispatch and 50+ patrol vehicles enable response times faster than average industry standards.
Are your guards licensed and trained?
All our security officers undergo FBI background checks and receive ongoing professional training.
What technology do you use?
We utilize video analytics, GPS tracking, and mobile integration with our proprietary Guard Trax system.
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