Techflow Mission Support LLC, Idaho Falls, Idaho, is awarded a $23,143,561 indefinite-delivery/indefinite-quantity modification to previously awarded contract N40085-10-D-0213 for base operations support services at Marine Corps Base Camp Lejeune, Marine Corps Air Station New River, and other outlying areas in eastern North Carolina. This award brings the total cumulative face value of the contract to $343,472,901. Work will be performed in Jacksonville, North Carolina, and is expected to be completed by November 2023. No funds will be obligated at time of award. Fiscal 2023 operation and maintenance (Marine Corps) contract funds in the amount of $18,668,712 will be obligated for recurring work on individual task orders issued during the option period. The Naval Facilities Engineering Command, Mid-Atlantic, Norfolk, Virginia, is the contracting activity.