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United States Department of Transportation United States Department of Transportation

Executive Director

Howard "Mac" McMillan

Howard "Mac" McMillan

Mr. McMillan joined PHMSA from the Department of Homeland Security, U.S. Citizenship and Immigration Services where, since 2008, he served as Chief of the Verification Division, Immigration Records and Identify Services Directorate.  Prior to being appointed to the Senior Executive Service in December 2003, he served in the U.S. Army, retiring as a colonel, with almost 30 years of decorated service.  He is a former executive with the Internal Revenue Service, a former county administrator and has also worked in the private sector. He is a graduate of the U.S. Army War College and holds a B.A. in political science from North Carolina Agricultural and Technical State University in Greensboro, North Carolina.  He also holds a Master’s degree in public administration from Harvard University’s JFK School of Government. 

As PHMSA's Executive Director and senior career official, Mr. McMillan is responsible for the agency's operations and will oversee consistency of program execution, PHMSA-wide.  

Last updated: Tuesday, February 16, 2021