New York City Fire Department | 42,322 followers on LinkedIn. Home of New York's Bravest | As first responders to fires, public safety and medical emergencies, disasters and terrorist acts, FDNY protects the lives and property of New York City residents and visitors. The Department advances public safety through its fire prevention, investigation and education programs. The timely delivery of these services enables the FDNY to make significant contributions to the safety of NYC and homeland security efforts.