Mark V. Rosenker served as the 11th Chairman of the National Transportation Safety Board (NTSB). Rosenker led the agency from March 2005 until July of 2009 when he left office to return to private life. He was first nominated to the NTSB by President George W. Bush as Vice Chairman in January of 2003 and was unanimously confirmed to the Board three times by the United States Senate. During his professional career Rosenker has held 8 separate Presidential appointments.
Beginning January 20, 2001 until joining the NTSB, Rosenker served in the White House as Deputy Assistant to the President and Director of the White House Military Office. In this capacity, he had responsibility for policies and plans that involve Department of Defense assets in direct support of the President and Vice President. He was on Air Force One travelling with President Bush on September 11, 2001.
Rosenker retired from the US Air Force Reserve in 2007 as a Major General with more than 36 years of active duty and reserve service. His civilian service includes appointments at the US Department of Interior, Federal Trade Commission, Commodity Futures Trading Commission, and the American Battle Monuments Commission.
Rosenker is currently a consultant to CBS News and frequently appears on TV and Radio to discuss transportation safety issues. He is also President of the Transportation Safety Group LLC, a specialized consulting enterprise and serves on several corporate boards. In October of 2017, the Governor of Virginia appointed Rosenker a Member of the new Metrorail Safety Commission and was elected Vice Chairman.