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 of five units:- SIRIT, PIPS Technology, Idris, VESystems & Federal APD (FAPD).

Federal Signal Technologies creates customer value using the synergy of technologies offered by its component units, with the 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. A technology platform where openness and partnership between provider and client is paramount to project success.