BUILDing THE WORLD’S FASTEST AIRCRAFT
To develop high-Mach and hypersonic aircraft quickly and cost-effectively for the American warfighter.
Hermeus is a high-speed aircraft manufacturer focused on the rapid design, build, and test of high-Mach and hypersonic aircraft for the national interest. Working directly with the Department of War, Hermeus delivers capabilities that will ensure that our nation, and our allies, maintain an asymmetric advantage over any and all potential adversaries.
Our Mission:
A rapidly reusable high-speed aircraft makes testing in under-explored flight environments routine and affordable.
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Hypersonic aircraft represent a major step change in defense capabilities, bringing unprecedented responsiveness and survivability to the United States and our allied partners.
The key enabling technology of Hermeus aircraft is our hybrid engine – part turbine, part ramjet – capable of taking off, breaking the sound barrier, and accelerating to hypersonic speeds.

