Oak Brook, Illinois, May 4, 2021 — Federal Signal Corporation (NYSE:FSS) (the “Company”), a leader in environmental and safety solutions, today reported results for the first quarter ended March 31, 2021.

First Quarter Highlights

• Record orders of $384 million, up $80 million, or 26%, from last year and up $108 million, or 39%, compared to the fourth quarter of 2020
• Record backlog of $410 million, up $106 million, or 35%, from the end of last year
• GAAP EPS of $0.36
• Adjusted EPS of $0.38
• Completed acquisition of OSW Equipment and Repair, LLC (“OSW”), a leading manufacturer of dump truck bodies and custom upfitter of truck equipment and trailers