Ducommun Incorporated is a designer and manufacturer of high-performance products and manufacturing solutions for aerospace and defense, industrial, and medical markets. The company operates two primary business segments: Electronic Systems, which produces high-reliability electronic and electromechanical products including cable assemblies, printed circuit board assemblies, and lighting systems for commercial and military aircraft and space programs; and Structural Systems, which manufactures structural components, bonded metal and composite structures, and aerodynamic systems for commercial aircraft, military platforms, and ground vehicles. Revenues are predominantly driven by aerospace and defense customers, particularly commercial aircraft, military platforms, and space programs, with customers including major OEMs and Tier One suppliers, and the company derives revenue through firm fixed-price contracts and progress payments tied to customer production rates and aircraft deliveries.