The Boeing Co., Mesa, Arizona, was awarded a $143,414,164 modification (P00005) to foreign military sales (Saudi Arabia) contract W58RGZ-16-C-0023 for a directed change for the Saudi Arabia National Guard II and III unique modifications to 24 AH-64E Apache attack helicopters. Work will be performed in Mesa, Arizona, with an estimated completion date of April 1, 2022. Foreign military sales funds in the amount of $3,909,521 were obligated at the time of the award. U.S. Army Contracting Command, Redstone Arsenal, Alabama, is the contracting activity.