![]() 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. | ![]() IMS Companies IMS Companies (formerly known as Olson Manufacturing) is a company that manufactures electromechanical components. | |
Founding Date | Founding Date 1947 | Founding Date 1993 | Founding Date 1937 |
Type | Type Subsidiary | Type Subsidiary | Type Private |
Tags | |||
Locations | Locations Bytów, PL HQ | Locations West Chester, US HQ Cleveland, US | Locations Des Plaines, US HQ Ciudad Apodaca, MX Heroica Matamoros, MX Chicago, US Chicago, US New Berlin, US |
Employees | Employees 74210% increase | Employees 2,425 | Employees 851% increase |
Financial | |||
Revenue (est.) | Revenue (est.) zł210.9m (FY, 2024) | Revenue (est.) N/A | Revenue (est.) $226m (Y, 2024) |

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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IMS Companies (formerly known as Olson Manufacturing) is a company that manufactures electromechanical components.
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