NCS/EML SB JV LLC*, Louisville, Kentucky, is awarded $12,680,688 for firm-fixed-price indefinite-delivery/indefinite-quantity modification to previously awarded contract N69450-19-D-1740 for base operating support (BOS) services at Naval Air Station Whiting Field and outlying areas. This award brings the total cumulative face value of the contract to $61,218,886. The contract modification is for the exercise of Option Period Four for BOS services under the basic contract. Work will be performed in Florida (85%) and Alabama (15%). This option period is from April 1, 2023, to March 31, 2024. No funds will be obligated at time of award. Fiscal 2023 operation and maintenance (O&M) (Navy) funds; fiscal 2023 Defense Health Agency funds; and fiscal 2023 O&M (Air Force) contract funds in the amount of $9,012,670 for recurring work will be obligated on an individual task order issued during the option period, and funds in the amount of $2,331,677 will expire at the end of the current fiscal year. The Naval Facilities Engineering Systems Command, Southeast, Jacksonville, Florida, is the contracting activity.