Ducommun Incorporated (Ducommun) provides engineering and manufacturing services primarily in the aerospace, defense, industrial, energy, and medical industries. The Company operates in two segments: Ducommun LaBarge Technologies (DLT) and Ducommun AeroStructures (DAS). DAS designs, engineers and manufactures contoured aerospace structural components and assemblies and supplies composite and metal bonded structures and assemblies. DAS's products are used on commercial aircraft, military fixed wing aircraft and military and commercial rotary-wing aircraft. DLT designs, engineers and manufactures products used in technology-driven markets including aerospace and defense, natural resources, industrial and medical and other end-use markets.