MFS Construction, LLC (MFS) was contracted by the National Park Service (NPS) to provide all the labor, equipment, material necessary for replacing the roof of the Fee Collection Building 438 at Sandy Hook Unit of Gateway National Recreation Area. Building 438 was built in 1942. It is listed as a contributing feature in the Fort Hancock and Sandy Hook Proving Grounds National Historic Landmark. The goal of this task order was to replace the roof on Building 438 such that it prevents water infiltration and provides a minimum 25-year warranty.