Customers in the Industrial and Aerospace industries call Castle Metals when they are challenged by unique requirements, pressured with reducing supply chain costs or frustrated securing reliable supply. We are a metals service center, but Castle Metals provides solutions throughout the supply chain for many customers. Since its inception in 1890, Castle Metals has developed deep expertise in the metals industry. The company continues to recruit and develop the best talent, leveraging our knowledge in supply chain, processing, inventory management, metallurgy, logistics, finance and lean manufacturing. Core products available include alloy, carbon, stainless, aluminum, nickel and cast iron. Processing capabilities include cutting, heat treating, turning, machining, trepanning and a number of additional services such as testing, threading, etc. Castle Metals serves the global market from locations throughout the United States, Canada, Mexico, France, Singapore and China. The company is headquartered in Oak Brook, Illinois. Castle Metals is a service mark of A. M. Castle & Co.