Azovstal Iron & Steel Works PJSC engages in the manufacture of iron, steel and rolled products. Its products include continuous cast slabs, rolled plates, bars and shapes, railroad rails, rail fasteners, grinding balls, square billets and metallurgical slag. The company also offers rolled plates for shipbuilding, power engineering and special machine building, and motor vehicle building; and LD pipes for arctic main gas and oil pipelines, and deep water structures. Azovstal Iron & Steel Works was founded on August 12, 1933 and is headquartered in Mariupol, Ukraine.

Ilyich Iron & Steel Works of Mariupol engages in the production of hot-rolled and cold-rolled steel. It offers plates for pipelines, shipbuilding, pressure vessels, and bridge constructions, sheets and strips, pickled and galvanized thin bands, as well as sinter, lime, hot metal, and pig iron products, cast and rolled slabs, steel ingots, and electric weld pipes. The company was founded in 1897 and is headquartered in Mariupol, Ukraine.

Enakievo Metallurgical Plant engages in the manufacture of steel works. Its products include square billets, pig iron, steel, and ferroalloys. The company was founded in November 1897 and is headquartered in Yenakiyevo, Ukraine.