Fincantieri Marinette Marine

Fincantieri Marinette Marine operates as a shipyard that designs and constructs naval vessels for the United States Navy, with a primary focus on littoral combat ships and guided‑missile frigates. The facility is located in Marinette, Wisconsin, and functions as part of the broader Fincantieri Marine Group, which oversees several shipbuilding sites across the United States. Its core activities include hull fabrication, outfitting, integration of combat systems, and sea‑trials testing for vessels destined for fleet service. The shipyard serves the defense sector, supplying ships that support maritime security, power projection, and littoral operations for the U.S. Navy. As a contractor, it works under federal contracts and adheres to the Navy’s specifications and quality standards. The organization’s output contributes to the Navy’s fleet modernization programs and the maintenance of maritime readiness.

Distinguishing attributes of Fincantieri Marinette Marine include its specialization in advanced hull construction using computer numerical control (CNC) machining, which enables precise fabrication of complex ship components. This capability was highlighted during the ransomware incident of April 12 2023, when the attack disrupted network operations and rendered data on CNC servers unusable, causing a temporary delay in the construction of a Freedom‑class littoral combat ship. The shipyard’s integration within Fincantieri Marine Group provides it access to the parent company’s global engineering expertise, research and development resources, and supply‑chain networks, while maintaining a distinct U.S.‑based operational footprint. Ownership-wise, Fincantieri Marinette Marine is a subsidiary of Fincantieri Marine Group, which itself is owned by the Italian shipbuilding conglomerate Fincantieri S.p.A. This structure aligns the yard with European naval design practices while ensuring compliance with U.S. defense procurement regulations. The combination of specialized CNC capabilities, naval focus, and corporate backing positions the facility as a key contributor to the nation’s surface combatant shipbuilding base.