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Manufactures building communication equipment, including telephone line-powered emergency telephones with programmable digitized voice location message, operator prompt messages, and off-site ...

About Edwards Electronic Systems, Inc. Edwards Electronic Systems, Inc. design, inspect, install and service life safety and security systems, including fire alarm systems, security systems, nurse ...

OSI Systems, Inc. engages in the design and manufacture of specialized electronic systems, and components for critical applications. It operates through the following segments: Security ...

Electronic Systems Consultants (ESC) is a minority- and veteran-owned integrated fire and security company. It provides life safety and code compliant systems installations and preventative ...