Global Brass and Copper Holdings (GBC) is okay knowing that not all that glitters is gold. Through its subsidiaries, GBC is a leading North American manufacturer and distributor of fabricated copper and copper-alloy products. The company's operations are divided into three segments: Olin Brass (fabricator of copper and brass sheet, strip, foil, and tubing), Chase Brass (manufacturer of brass rods used by OEMs to make valves, fittings, and other machining products), and A.J. Oster (distributor of copper-alloy products). GBC serves customers from a variety of sectors, including construction, automotive, coinage, electronics, and industrial manufacturing. Formed in 2007, the company filed to go public in 2011.