Oak Brook, Illinois, February 11, 2021 - Federal Signal Corporation (NYSE: FSS) (the “Company”), a leader in environmental and safety solutions, will announce fourth quarter earnings before the market opens on Thursday, February 25, 2021.  The Company will also host an investor conference call and webcast at 10 a.m. Eastern Time the same day with Jennifer L. Sherman, president and chief executive officer, and Ian A. Hudson, senior vice president and chief financial officer.