AMP United LLC,* Dover, New Hampshire (N42158-21-D-S001); International Marine and Industrial Applicators LLC,* Spanish Fort, Alabama (N42158-21-D-S002); and Q.E.D. Systems Inc.,* Virginia Beach, Virginia (N42158-21-D-S003), were awarded a combined $53,055,567 firm-fixed-price, indefinite-delivery/indefinite-quantity modification to exercise Option Year Two for the preservation and maintenance of Navy submarines. The contracts have a base one-year ordering period with four additional optional one-year ordering periods which, if exercised, would bring the cumulative value to $248,692,224 over a five-year period to the three vendors combined. Work for this option year will be performed in Portsmouth, Virginia (80%); and Kittery, Maine (20%), and be completed by June 2024. If all options are exercised, work will continue through June 2026. No funding will be obligated at time of modification. Funding will be obligated at the time of task order award. These contracts were competitively procured via the Federal Business Opportunities website, with three offers received. The Norfolk Naval Shipyard, Portsmouth, Virginia, is the contracting activity. (Awarded June 2, 2023)