Stainless Foundry & Engineering (SFE) is a leading U.S. manufacturer of complex stainless steel and high-alloy castings, serving global OEMs since 1946. Headquartered in Milwaukee, Wisconsin, the company specializes in producing both investment and sand castings along with precision CNC machining for some of the world's most demanding industrial applications. With decades of metallurgical expertise and advanced manufacturing capabilities, SFE has earned a reputation for delivering high-quality, close-tolerance components that perform reliably in corrosive, high-temperature, and high-pressure environments. SFE provides fully integrated manufacturing services including engineering support, casting design, prototype development, pattern production, investment and sand casting, precision machining, heat treatment, and comprehensive inspection. The company manufactures components in more than 250 alloys, producing castings from less than one pound to over 7,000 pounds, enabling customers to source complex parts from a single trusted manufacturing partner. Its experienced engineering and metallurgical teams work closely with customers to optimize designs, improve castability, and reduce total production costs. Certified to ISO 9001:2015, ASME, PED, and multiple nuclear industry quality standards, Stainless Foundry & Engineering serves critical industries including oil & gas, chemical processing, nuclear power, defense, pharmaceutical, food processing, and industrial pumping systems. Through continuous investment in advanced manufacturing technologies, quality systems, and operational excellence, SFE remains a trusted supplier of high-performance castings and precision-machined components for mission-critical applications worldwide.