Sioux City Foundry Co.
Machinery ManufacturingIowa, United States51-200 Employees
Sioux City Foundry Co. is a machinery manufacturer with a long-standing, family-owned tradition in the metal industry, based in Sioux City, Iowa. The company emphasizes a diversified approach to meet customer needs across steel services, structural fabrication, contract manufacturing, rebar, and metal castings, supported by an established quality management system. Its offerings are aimed at a broad range of industries, including oil and gas, energy, military, mining, and construction, addressing demands for reliability, accuracy, and shorter lead times. Founded more than a century ago, the firm operates from its location on Division Street and positions itself as a benchmark for quality and service within its sector. A notable recent development is its partnership with SSAB as a Hardox Wearparts manufacturer, reflecting its role in providing value-added steel solutions.