C. J. MAHAN CONSTRUCTION COMPANY, LLC

C.J. Mahan Construction Company, LLC specializes in heavy civil and infrastructure construction for federal defense installations, with deep expertise in hydraulic gate systems, lock chamber dewatering, miter gate repair, and upstream mooring cell removal. The firm delivers precision civil engineering services for U.S. Army Corps of Engineers projects, including the replacement of hydraulic cylinder assemblies, structural rehabilitation of water control infrastructure, and municipal building construction in remote locations. Their technical proficiency extends to lock and dam maintenance, dredging operations, and pump station reprocurement, demonstrating command over complex hydraulic systems and marine civil works. The contractor’s ability to execute mission-critical repairs under stringent operational constraints sets them apart in defense infrastructure support. The company maintains a consistent relationship with the Department of Defense, particularly through U.S. Army Corps of Engineers districts, performing high-stakes maintenance and modernization on navigation and flood control assets. Work is concentrated at lock and dam sites across the Ohio River Basin and Appalachian regions, indicating a strong operational footprint in federally managed waterway infrastructure. C.J. Mahan’s primary focus is under NAICS 237990—Other Heavy and Civil Engineering Construction—encompassing non-building civil works such as water control structures, marine terminals, and hydraulic system overhauls. They also execute specialized work under 237110 for water and sewer line projects, reinforcing their role in critical public utility infrastructure for defense installations. As a small business structured under 2K, C.J. Mahan Construction Company, LLC operates from Urbancrest, Ohio, with a regional presence focused on DoD and USACE projects in the eastern United States. While no formal government certifications are listed, their track record reflects sustained performance in technically demanding, safety-sensitive environments typical of federal civil works contracting.