Federal Signal Technologies (FST) is a division of Federal Signal Corporation, a diversified company with over 100 years of history serving municipal, government, industrial, and institutional customers. The division comprises five units: SIRIT, PIPS Technology, Idris, VESystems & Federal APD (FAPD).

Federal Signal Technologies creates customer value using the synergy its component units with engineering and operational expertise to integrate class-leading products into seamless solutions. FST provides a superior technology platform and service offering while providing users with their choice of custom, complete, and fully integrated solutions.