Letterkenny Army Depot repairs and modernizes Air and Missile Defense and precision fires systems to enable multi-domain operations for U.S. and Allied Forces. LEAD is a subordinate of U.S. Army Aviation and Missile Command and is the Air and Missile Defense and Long-Range Precision Fires depot and is the Army’s depot of choice for advancing military dominance through innovative sustainment and trusted technical superiority. Letterkenny Army Depot was established in 1942 and is a government-owned and -operated industrial installation located in Chambersburg, Pennsylvania. 2,300+ employees, 18,600+ acres, 5 miles north of Chambersburg, 50 miles southwest of Harrisburg.