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Diversified Systems International

The DSI Advantage


At DSI, we inspect, test, and service systems based on industry and manufacturer standards. For fire alarm systems we employ NFPA 72 standards including 100% device testing and monitoring verification. For all other systems, we use ANSI / InfoComm and CEDIA testing and troubleshooting practices.Read More


  • NFPA
  • FSSA
  • National Institute for Certification in Engineering Technologies