Perna (born 1960) is a United States Army four-star general who serves as the commanding general of United States Army Materiel Command.
He assumed responsibilities as the 19th commanding general of Army Materiel Command, headquartered at Redstone Arsenal in Alabama, on September 30, 2016.
Perna served for two years as the army's Deputy Chief of Staff, G-4.
He oversaw policies and procedures used by all army logistic personnel throughout the world.
Prior to joining the army staff he served for two years as Deputy Chief of Staff, G-3/4, United States Army Materiel Command.