Mohen Leo is a visual effects supervisor.
Leo has worked on films since 1997. He received a nomination at the 89th Academy Awards in the Best Visual Effects category. This was for the film Rogue One: A Star Wars Story. His nomination was shared with Neil Corbould, Hal Hickel and John Knoll.
Description above from the Wikipedia article Mohen Leo, licensed under CC-BY-SA, full list of contributors on Wikipedia.