B.L. Harbert International LLC, Birmingham, Alabama (N69450-21-D-0056); Balfour Beatty Construction LLC, Charlotte, North Carolina (N69450-21-D-0057); Gilbane Federal, Concord, California (N69450-21-D-0058); Hensel Phelps Construction Co., Orlando, Florida (N69450-21-D-0059); The Korte Co., St. Louis, Missouri (N69450-21-D-0060); M. A. Mortenson Co., doing business as Mortenson Construction, Minneapolis, Minnesota (N69450-21-D-0061); RQ Construction LLC, Carlsbad, California (N69450-21-D-0062); Sauer Construction LLC, Jacksonville, Florida (N69450-22-D-0011); Walsh Federal LLC, Chicago, Illinois (N69450-22-D-0012); and The Whiting-Turner Contracting Co., Baltimore, Maryland (N69450-22-D-0013), are awarded a combined-maximum-value $50,000,000 firm-fixed-price modification to increase the capacity of their previously awarded contracts. The work to be performed provides for, but is not limited to, general building type projects located primarily within the Naval Facilities Engineering Systems Command (NAVFAC) Southeast area of operations. After award of this modification, the total combined cumulative value for all 10 contracts is $950,000,000. Work will be performed within the states of Florida (15%); Georgia (15%); Louisiana (14%); Mississippi (14%); South Carolina (14%); Tennessee (14%); and Texas (14%), and is expected to be completed by September 2026. No funds will be obligated at time of award. NAVFAC Southeast, Jacksonville, Florida, is the contracting activity.