Pyrodyne, Inc. is a small research and development company with its principal business as consulting and presentation of lecture series in hypersonic propulsion. Pyrodyne has been awarded numerous contracts from the Air Force and major government contractors, involving the design and development of scramjet engines. Pyrodyne maintains an office in Arizona. Pyrodyneâs combined expertise makes it an authority in advanced high-speed propulsion systems, including scramjet engines and aerodynamic