Air Force Chief Master Sgt. Mark A. Hammack retired from the U.S. Air Force after serving honorably for 29 years during a ceremony at Joint Base San Antonio – Camp Bullis, Texas.
Hammack was last serving as Air Force Security Forces Academy Superintendent with 343D Training Squadron, Joint Base San Antonio – Lackland, Texas.
Hammack is the son of Dennis L. and Linda D. Hammack of Elsberry, Mo., husband of Emily R. Hammack of St. Louis, and father of Dalton A. Hammack of Troy, and Mason B. Hammack of San Marcos, Texas.
He is a 1988 graduate of Elsberry High School, Elsberry, Mo. He earned a master’s degree in 2005 from Webster University, St Louis, Mo.