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.