Aptim Federal Services LLC, Baton Rouge, Louisiana, is awarded $12,440,388 for firm-fixed price modification to previous awarded contract (N62473-22-D-1811). This modification provides for the exercise of Option Two for additional various environmental services. Work will be performed at Navy and Marine Corps installations in the southwest region with an expected completion date of March 2025. Fiscal 2024 operation and maintenance, (Navy) funds in the amount of $12,440,388 are being obligated at time of award and will expire at the end of the current fiscal year. Naval Facilities Engineering Systems Command Southwest, San Diego, California, is the contracting activity.