Communication Systems Integrators, LLC

IT Services and IT ConsultingUnited States11-50 Employees

We are a Keystone Fire and Security Company. For nearly four decades, CSi has been Eastern Pennsylvania’s leader in unified security and communications systems for businesses, educational institutions, healthcare facilities, manufacturing plants, government and more.

We pride ourselves in serving as a singular solution for security and communications technology. Whether it’s a new initiative or an upgrade to a legacy system, our team of experts can help you identify the right solution, then deploy, integrate and maintain it. We’re not just a vendor or an integrator. We’re a true partner in our clients’ success, with a vested interest in helping them realize maximum efficiency and return on investment.

At CSi, we offer a wide variety of unified security and communications solutions, leveraging the latest technology and guaranteed to work with each other, as well as with existing systems. Our specialties include:
- Intrusion & Perimeter Detection
- Video Surveillance
- License Plate Recognition (LPR)
- Access Control
- Fire Alarm/Mass Notification
- Monitoring
- Communications Solutions (AV Systems)

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