Stephen Letnich

Central Steel & Wire Co. engages in the manufacture of ferrous and non-ferrous metal products. The firm's products include structural, plate, sheet and coil, bars, tube and pipe, stainless, aluminum, red metals, bronze, brass, copper, and others. It also offers processing, delivery, metallurgy, supply chain, and material test reports services. The company was founded by Mandel Lowenstein in 1909 and is headquartered in Chicago, IL.

A.M. Castle & Co. engages in the provision of metals, services, and supply chain solutions. It also distributes and processes alloy, carbon, stainless steel, nickel, aluminum, titanium, cast iron, and red metals. The company was founded in 1890 and is headquartered in Oak Brook, IL.

Contractors Steel Co. provides steel products and service. Its products include plate, pipe, threaded rod, tubing, wide flange beams and cold finished stripes. The firm has offices in Grand Rapids, Cleveland, and Belleville. The company was founded by Donald R. Simon and Esther Simon in 1960 and is headquartered Livonia, MI.