848 E. Monument Ave.
Dayton, OH 45402-1312
Phone: (937) 331-9460



GHI provides experimental testing services to the US aerospace community. Our team has a considerable amount of experience designing, building, and testing hypersonic engine and vehicle components and systems. Our team has experience testing at several national facilities around the nation and GHI can also provide fast-turn-around prototypical experiments in our supersonic wind tunnel at the GHI High-Speed Laboratory.