Margaret O’Sullivan is the Executive Director of Nationalities Service Center, managing one of the largest and most comprehensive providers of services to over 5,000 refugees and immigrants annually in the region. Ms. O'Sullivan leads the NSC team in its efforts to help immigrants and refugees build new lives and transcend increasingly challenging circumstances through well considered and client centered legal, refugee resettlement, health & wellness and language access programming. While Ms. O'Sullivan has had the privilege of serving in leadership positions in several high impact humanitarian organizations, the cornerstone of her career is her nearly fifteen year tenure with the American Red Cross of Southeastern PA, where she held several positions including Chief Program Officer and Interim Chief Executive Officer. Ms. O'Sullivan also participated in key international disaster response, recovery and capacity building initiatives in Armenia, Romania, Germany and Bosnia Herzegovina during her tenure. She served as a loaned executive to the Red Cross of Greater New York during the 9/11 World Trade Center response in Lower Manhattan and subsequently assisted the National Red Cross with developing a long-term recovery model for September 11th victims. Prior to joining NSC, Ms. O’Sullivan worked for The William J. Clinton Foundation as the Philadelphia City Director of The Clinton Climate Initiative. Ms. O’Sullivan served on the transitions teams for PA Governor Tom Wolf (Chair, Emergency Management) in 2014 and Mayor Jim Kenney (Immigrant and Multicultural Affairs) in 2015. Ms. O'Sullivan holds a Bachelor's Degree from Boston University and executive certificates from the Wharton School of Education's Leading Organizational Change Program and the University of Notre Dame Mendoza College of Business Principles of Business Program.