We are pleased to share the 2022 Federal Signal Letter to Stockholders, filed with the SEC in connection with our upcoming 2022 Annual Meeting of Stockholders.

Oak Brook, Illinois, April 2, 2020 — Federal Signal Corporation (NYSE:FSS) (the “Company”) today announced that it has decided to cancel the option to attend the Annual Meeting in person and will instead host its 2020 Annual Meeting of Stockholders (the “Annual Meeting”) virtually via the Internet.