Addon Services LLC, Alexandria, Virginia, is awarded a firm-fixed-price, indefinite-delivery/indefinite-quantity contract (HQ003422D0023) in the amount of $19,010,000 to procure heavy and civil construction on the Pentagon Reservation for up to 10 years if all options are exercised. No funds are being obligated at the time of award. The total amount of this action if all options are exercised is $45,000,000. The estimated completion date is Sept. 26, 2032. The work will be performed at the Pentagon. Washington Headquarters Services, Arlington, Virginia, is the contracting activity.