![]() POLMOR POLMOR is a company that manufactures carbon, stainless steel, and aluminum structures and components for the railway industry. | ![]() Cleveland-Cliffs Steel Holding Cleveland-Cliffs Steel Holding (formerly known as AK Steel Holding) is a company that produces flat-rolled carbon, stainless, electrical, plate, tinplate, and long steel products. | ![]() Samuel, Son & Co. Samuel, Son & Co. is a manufacturer, processor, and distributor of metals and industrial products. | |
Founding Date | Founding Date 1947 | Founding Date 1993 | Founding Date 1855 |
Type | Type Subsidiary | Type Subsidiary | Type Private |
Tags | |||
Locations | Locations Bytów, PL HQ | Locations Cleveland, US HQ West Chester, US | Locations Oakville, CA HQ Brantford, CA Burlington, CA Cambridge, CA Cambridge, CA Dartmouth, CA Delta, CA see more |
Employees | Employees 74210% increase | Employees 17,884 | Employees 5,500 |

Cleveland-Cliffs Steel Holding (formerly known as AK Steel Holding) is a company that produces flat-rolled carbon, stainless, electrical, plate, tinplate, and long steel products.
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Samuel, Son & Co. is a manufacturer, processor, and distributor of metals and industrial products.
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