Chief executive officer

Kate Stewart noted that, as President of Earth, the Twelfth Doctor was the chief executive officer of the human race. (TV: Death in Heaven)

Dorothy McShane was the CEO of A Charitable Earth. (AUDIO: In Remembrance, Dark Universe, PROSE: At Childhood's End)

Madison Yorke was the CEO of Genetec Systems. (TV: Prisoner of the Judoon)

Daniel Barton was the CEO of VOR in the late 2010s and early 2020s. (TV: Spyfall)