Boeing Co., Mesa, Arizona, was awarded a $51,200,000 modification (P00018) to contract W58RGZ-12-C-0055 for Version 4 retrofit kits for the Apache helicopter, AH-64E, Lots 1-4.  Work will be performed in Mesa, Arizona, with an estimated completion date of May 31, 2018.  Fiscal 2015 other procurement funds in the amount of $25,088,000 were obligated at the time of the award.  Army Contracting Command, Redstone Arsenal, Alabama, is the contracting activity.