Colby Co. LLC,* Portland, Maine, is awarded a maximum-value $45,000,000 firm-fixed-price, indefinite-delivery/indefinite-quantity, architect-engineering contract for architect-engineer services in support of projects primarily at Naval Submarine Base New London, Connecticut; and Naval Station Newport, Rhode Island. Work will be performed in Connecticut and Rhode Island and is expected to be completed by May 2029. An initial task order is being awarded at $5,000 in order to satisfy the minimum guarantee. Fiscal 2024 operation and maintenance (Navy) funds in the amount of $5,000 will be obligated at time of award and will expire at the end of the current fiscal year. This contract was competitively procured via the website, with 11 offers received. Naval Facilities Engineering Systems Command Mid-Atlantic, Norfolk, Virginia, is the contracting activity (N4008524D0047).