Brian Mosteller (born December 6, 1975) is a diplomat and American operations executive, best known for being the Director of Oval Office Operations in the Obama administration, from 2009 to 2017.
Brian Mosteller (born December 6, 1975) is a diplomat and American operations executive, best known for being the Director of Oval Office Operations in the Obama administration, from 2009 to 2017. (en)