ATB GROUP S.p.A.

ATB GROUP S.p.A. is an Italian heavy equipment manufacturer and hydromechanical equipment contractor headquartered in Artogne, Italy. Operating in over 100 countries with manufacturing facilities in Roncadelle, Artogne, and Medellin, the industrial group specializes in designing and fabricating heavy components for the nuclear energy and oil and gas industries. The company serves as a major global supplier of steel penstocks, hydraulic gates, trashracks, and large-scale hydromechanical equipment for hydropower plants and pumped storage projects. Through its civil construction and industrial services division, ATB Group handles complex infrastructure engineering, steel plant construction, and industrial plant management. The group's nuclear equipment division manufactures ASME Section III containment vessels, casks, and primary steam drums under ISO 19443 and ASME NPT certifications. ATB Group also delivers renewable energy equipment including hydroelectric turbines up to 20 MW and wind power turbines. With over a century of engineering heritage, the group provides comprehensive turnkey solutions covering design, fabrication, field installation, and commissioning. Industrial energy developers and engineering procurement contractors rely on ATB Group for high-spec pressure vessels and custom heavy mechanical structures worldwide.