Letterkenny Army Depot is the U.S. Army's premier professional organization in Air, Missile and Space systems, dedicated to emerging technologies and best business practices that transform the ability of the Army, our allies and business partners to provide military superiority. 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, supporting systems for the Department of Defense, foreign partners and industry. 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.