Gulfstream Aerospace Corp., Savannah, Georgia, has been awarded a maximum $18,728,697 modification (P00007) to exercise an option on contract FA8106-16-D-0006 for engineering services to provide support the C-20 and C-37 fleet for Air Force, Army, Navy, and Marine Corps.  This modification adds the third increment of the five-year, multi-year basic contract.  Work will be performed in Savannah, Georgia, and is expected to be completed by Jan. 31, 2020. Fiscal 2019 Air Force, Army, and Navy operations and maintenance funds in the amount of $10,495,503 are being obligated at the time of award.  Total cumulative face value of the contract is $83,700,000. Air Force Life Cycle Management Center, Tinker Air Force Base, Oklahoma, is the contracting activity.