Circuit Systems Company, Inc. (CSC) is a small, family-owned business based in Arlington, Texas, specializing in manufacturing aerospace bonding jumper cables, bus bars, and grounding straps. Established in 1983, CSC is one of the few U.S.-based, first-tier contract manufacturers producing these critical components for commercial and military aircraft, including the F-22 and F-35 aircraft from Lockheed and the International Space Station. They adhere to federal government standards like the Qualified Product List (QPL) for Bonding Jumpers and are among the select U.S. manufacturers qualified to produce parts for Boeing Co. aerospace projects.