John (“Janno”) Lieber was appointed Acting Chair and CEO of the MTA in July 2021. Prior to that he was MTA’s Chief Development Officer and President of Construction & Development where he was responsible for capital planning and for the development and delivery of capital projects across the MTA.

From 2003 to 2017, Lieber served as President of World Trade Center Properties LLC, where he oversaw for Silverstein Properties’ redevelopment of the World Trade Center site. Earlier in his career, he held positions in the Administrations of President Bill Clinton and NYC Mayor Ed Koch.