Dalmine Spa (TenarisDalmine)

Tenaris is a multinational company belonging to the Techint Group, with nearly 30,000 employees in over 30 countries and a production capacity of 7.8 million tons of steel pipes. In 2025, it achieved revenues of US$12 billion. Tenaris is listed in the Milan, New York, and Mexico City stock exchanges. Tenaris' steel has average CO2 emissions of 1.2 tnCO2/tn steel, 37% lower than the global average for steel producers. The range of steel pipes produced by Tenaris covers the needs of multiple sectors: Oil & Gas (Drilling, Transportation, and Petrochemicals), Power Generation and Renewables (Hydrogen, CCS, Geothermal, Nuclear), Industrial Applications (Mechanical and Structural), and Automotive. In addition to the production and sale of seamless and welded pipes (including coatings), Tenaris provides technical assistance, material logistics management, threading services, and field support.