Calspan Systems Corp. is an industry leader in the engineering and manufacture of complex aerospace hardware and prototype systems for ground test and flight applications. The company has four primary business areas: Test Equipment and Systems with prototype and test hardware (rotary wing aircraft, fixed wing aircraft, and missiles); Force Measurement Systems (design and fabrication of precision balances for wind tunnel testing); Propulsion Systems with test rigs and components (fans, compressors, turbines and combustors); and Marine Systems (wide variety of prototype hardware); In composite materials, Calspan Systems Corp. develops and implements unique fabrication methodologies such as core forming and machining as well as the fabrication of complex composite structures. The company continues to be a worldwide leader in the development of wind tunnel helicopter and VTOL systems including, whirl towers, rotor test systems, wind tunnel models, and wind tunnel fan blades. Additionally, the company specializes in the design, manufacture and instrumentation of components such as rotor blades and aircraft structures as well as precision machined metal components.