Tom Mueller

Thomas John Mueller is an American aerospace engineer and rocket engine designer. He was employee No.1 of SpaceX and is now the founder and CEO of Impulse Space.

Mueller is best known for his engineering work on the Merlin, Draco, Super Draco and TR-106 rocket engines. He is considered one of the world's leading spacecraft propulsion experts and holds several United States patents for propulsion technology. Provided by Wikipedia