Security System Service

Expert Repair and Service for All Security Systems

Ensure your security system will work when you need it with expert security system service & repair from Harker Security. We diagnose and fix cameras, alarms and access control systems no matter who installed them.

Signs Your Security System May Need Service

• Repeated false alarms
• Expired warranty coverage
• Outdated security equipment
• Frequent error codes or glitches
• Cameras or card readers don’t always work

Scheduled & Emergency Security System Repair for Homes & Businesses

Emergency Repairs

We respond quickly to fix broken alarms, beeping panels or system areas so your property stays protected.

Preventive Maintenance

We inspect and test all components, calibrate sensors, replace batteries and update software to prevent failures.

System Upgrades

We can modernize outdated equipment with new features like smartphone control without replacing your entire system.

Troubleshooting & Diagnostics

We’ll find the reason behind false alarms, power issues, reader malfunctions or sensor failures and then fix them for good.

Servicing All Brands & Systems

We service burglar alarms, fire alarms, access controls, security cameras and environmental monitoring equipment from all major manufacturers—even if they were installed by another company.

Trust Harker Security for Reliable Security System Service

When your security system isn’t working as it should, you need an experienced team who will give you straight answers and clear solutions. Harker Security has more than 100 years of combined experience troubleshooting, repairing and upgrading commercial and residential security systems. 

We service and repair all types of security systems—whether we installed them or not. You can count on us for fast response times, expert diagnostics and quality repairs that restore your protection and peace of mind. 

Properties We Service

We work with homeowners, property managers, landlords and facility managers responsible for maintaining security systems in both commercial and residential properties:

Our Service Area

Don’t see your state listed? Contact us to see if we can help.

Request Security System Repairs or Service

Don’t let a malfunctioning security system leave your property vulnerable. Contact us online or call Harker Security at 833-442-7537 to request service or schedule preventive maintenance for your security system today.