Established in 2005, Spirit AeroSystems Holdings is a part of Onex Corporation and supplies a variety of commercial airplane assemblies and components for the aviation industry. The company is ISO 9001:2000-certified and provides services for aerospace design, build, support and repair needs. It sells a wide variety of products that include fuselages, under-wing components, composites and wings. The other products offered by the company include tools and fuselage structures and systems. The company also offers spare parts, components and accessories. Additionally, it offers engineering support, materials testing and supply chain management services. Spirit AeroSystems Holdings corporate headquarters is located in Wichita, Kan., and has branch offices in Tulsa and McAlester, Okla.