Martifer SGPS, S.A.

Martifer SGPS, S.A. is an international industrial engineering and construction group specializing in metallic constructions, naval shipbuilding, and renewable energy solutions. Founded in 1990 and headquartered in Oliveira de Frades, Portugal, the company delivers large-scale steel structures, modular façades, and heavy industrial infrastructures across Europe, the Middle East, and Africa. Through its subsidiary West Sea, the group operates shipyards capable of building, retrofitting, and repairing ocean patrol vessels, naval ships, and cruise liners. Martifer offers comprehensive renewable energy services, including wind turbine tower production, solar PV plant development, and operation and maintenance for industrial energy infrastructure. The group manufactures custom steel frame systems, unitized glass façades, and energy storage structures for airports, stadiums, commercial buildings, and industrial plants. With manufacturing facilities in Portugal, Spain, Romania, and Angola, Martifer serves major global contractors, industrial clients, public authorities, and maritime operators. Its service portfolio encompasses turnkey engineering design, steel fabrication, site assembly, façade installation, ship repair, and ongoing plant maintenance.