![]() Doerrenberg Edelstahl Doerrenberg Edelstahl is a company that produces and supplies tool steel to the automotive, forging, and extrusion industries. | ![]() Protocast JLC Protocast JLC (also known as John List Corporation) is a company that provides precision investment castings and computer numerical control (CNC) machining services. | ||
Founding Date | Founding Date 1978 | Founding Date 1860 | Founding Date 1966 |
Type | Type Private | Type Subsidiary | Type Private |
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Locations | Locations Tulsa, US HQ Sand Springs, US | Locations Engelskirchen, DE HQ Jiashan, CN Engelskirchen, DE Gummersbach, DE Gummersbach, DE Herford, DE Wiehl, DE see more | Locations Los Angeles, US HQ Carson City, US |
Employees | Employees 6 | Employees 600 | Employees 47 |

Doerrenberg Edelstahl is a company that produces and supplies tool steel to the automotive, forging, and extrusion industries.
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Protocast JLC (also known as John List Corporation) is a company that provides precision investment castings and computer numerical control (CNC) machining services.
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