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Emergency Notification Systems

The most reliable,
when it matters the most.

ATI Systems designs, manufactures, integrates, and installs reliable emergency warning and notification systems for community, campus, industrial, and military markets.

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Mass Notification Products

MassAlert Software


React5000 Central Control Unit


High-Powered Speaker Station


Indoor Speaker Unit


Mobile High-Powered Speaker Station


For 40 years, ATI Systems has been known for its industry-leading voice intelligibility, superior acoustic coverage, and competitive pricing.
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Markets We Serve


Emergency warning systems from ATI provide essential alert and warning capabilities as part of a comprehensive response plan.


Broadcasting intelligible voice commands to the entire campus is the most rapid and reliable method for emergency alerts.


ATI Systems provides fully-integrated, plant-wide audio and visual alerting, which is ideal for high noise industrial locations.


ATI's integrated and stand-alone Mass Notification Systems provide DoD installations with the ability to rapidly communicate.


AST Platinum Award 2017 logo

MassAlert Software Wins Best Mass Notification System

AST Platinum Award 2018 logo

REACT 5000 Communication Control Unit Wins Best Mass Notification System Hardware

AST Platinum 2019 Award logo

Transportable High-Powered Speaker Station Wins Best Mass Notification System Hardware

University of South Carolina logo
UMASS Amherst logo
Groton Naval Base logo
West Point logo
Air Armament Center logo
Portsmouth Naval Medical Center logo
Chevron logo
Exxon logo
Citgo logo