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Hermeus Darkhorse

17/09/2026News:
The F100-PW-229 has powered US Air Force F-15 and F-16 fighters for more than five decades.

Hermeus becomes approved F100 producer

A production licence agreement has been signed allowing Hermeus to manufacture the F100-PW-229, one of the US military's most widely fielded fighter engines.

09/09/2026Press Release:
Hermeus unveils Ramjet-X, a low-cost test vehicle for high-Mach flight
28/05/2026Press Release:
Hermeus' Quarterhorse Mk 2.1 aircraft.
Hermeus scales DIU contract to $219M to demonstrate high-Mach flight for Department of War
28/05/2026News:
Hermeus is already building Quarterhorse Mk 2.2, with Mk 2.3 soon to follow.

Hermeus pushes Quarterhorse Mk 2.1 beyond Mach 1

Quarterhorse Mk 2.1 reaches Mach 1.21 on its third flight as Hermeus accelerates development of future high-speed military aircraft.

07/04/2026Press Release:
Hermeus reaches $1 billion valuation with $350 million raise to build today's fastest aircraft for the American warfighter

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