Eberhart Steel Products Company was created in 1918.
Commonwealth Steel Company was created in 1901.
Mobarakeh Steel Company was created in 1993.
Pressed Steel Company was created in 1926.
Inland Steel Company was created in 1893.
Steel Company of Wales was created in 1947.
Lackawanna Steel Company was created in 1840.
Angang Steel Company was created in 1997.
Mittal Steel Company was created in 1976.
Pressed Steel Car Company was created in 1899.
Ralston Steel Car Company was created in 1905.
All-Steel Equipment Company was created in 1912.
Standard Steel Casting Company was created in 1883.