Carl Rook was the Vice President of REPCONN Aerospace.
Before Carl Rook was vice president of REPCONN Aerospace, he was part of the security division at RobCo Industries. Carl Rook was then put into the position of vice president after RobCo bought most of REPCONN's stock and after Leonard Steeple was voted out, Carl took his place. He keeps in close contact with Sara Wang about possible information leaks from inside the company.
Carl Rook is mentioned only in Fallout: New Vegas.