MaryAnn Tierney has served as the Regional Administrator for FEMA Region III since August 2010 and has 25 years of emergency management experience, including an internship at FEMA while in college. Since joining FEMA, she has served in several roles throughout the Agency including Acting Regional Administrator for Region 2, Acting Associate Administrator for Mission Support, and Acting Deputy Administrator. In addition to her permanent position, Ms. Tierney is a qualified Federal Coordinating Officer (Type 1) and leads one of FEMA’s five National Incident Management Assistance Teams. She has deployed to several Presidentially declared disasters to support survivors and communities and has served in senior coordinating roles for the Department of Homeland Security and National Security Council.
Before coming to FEMA, Ms. Tierney worked in emergency management as the Assistant Commissioner for Planning and Preparedness in New York City and Director of Emergency Management in Philadelphia where she gained extensive experience coordinating large complex emergency response operations managing over 60 EOC activations and regularly deploying to large emergencies to coordinate on-scene response activities.