Oak Brook, Illinois, November 9, 2021 — Federal Signal Corporation (NYSE:FSS) (the “Company”), a leader in environmental and safety solutions, today reported results for the third quarter ended September 30, 2021.

Third Quarter Highlights

• Net sales of $298 million, up $19 million, or 7%, from last year
• GAAP EPS of $0.47, up $0.06, or 15%, from last year
• Adjusted EPS of $0.48, up $0.06, or 14%, from last year
• Orders of $350 million, up $85 million, or 32%, from last year
• Record backlog of $487 million, up $183 million, or 60%, from the end of last year
• Recently completed Ground Force acquisition; Announces signing of agreement to acquire Deist Industries, Inc.

OAK BROOK, Illinois, October 26, 2021 — The Board of Directors of Federal Signal Corporation (NYSE: FSS), a leader in environmental and safety solutions, today announced the appointment of Shashank Patel to the company’s board of directors, effective October 25, 2021. Since July 2018, Mr.

OAK BROOK, Illinois, October 4, 2021 — Federal Signal Corporation (NYSE: FSS) (the “Company”), a leader in environmental and safety solutions, today announced that it has completed the acquisition of substantially all the assets and operations of Ground Force Worldwide (“Ground Force”), a leading manufacturer of specialty material handling vehicles that support the extraction o