Airborne Tactical Advantage Company, is a government contractor based in Newport News, Virginia, United States. It operates Dassault Mirage F1, Mk-58 Hawker Hunter, Israeli F-21 Kfir, Douglas A-4 Skyhawk, and Aero L-39 Albatros military aircraft in tactical flight training roles for the United States Navy, United States Air Force, and Air National Guard. From Wikipedia