Hexcel Corp. engages in the development, manufacture, and marketing of lightweight structural materials. It includes carbon fibers, specialty reinforcements, prepregs and other fiber-reinforced matrix materials, honeycomb, adhesives, radio frequency / electromagnetic interference (RF/EMI) and microwave absorbing materials, engineered honeycomb and composite structures. The firm operates through the following segments: Composite Materials and Engineered Products. The Composite Materials segment consists of carbon fiber, specialty reinforcements, resins, prepregs and other fiber-reinforced matrix materials, and honeycomb core product lines and pultruded profiles. The Engineered Products segment consists of lightweight high strength composite structures, engineered core and honeycomb products with added functionality, and additive manufacturing. The company was founded by Roger C. Steele and Roscoe T. Hughes in 1946 and is headquartered in Stamford, CT.