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Hermeus licensed to build Pratt F100 fighter-jet engines and vertically integrate Quarterhorse production

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Pratt & Whitney has licensed Hermeus to manufacture F100-PW-229 engines, according to Hermeus CEO Zach Shore. The agreement gives Hermeus a second-source role for the fighter engine while enabling vertical integration of production for its Quarterhorse hypersonic drone program.

Discovered 2026-09-15T04:50:42.299235-07:00 | 2026-09-15T04:50:42.299235-07:00

Briefing

What Hype is tracking

  • Hermeus’ license creates an additional manufacturing source for Pratt’s F100-PW-229, a move that could broaden the engine program’s industrial capacity.
  • The agreement links Quarterhorse production with in-house engine manufacturing, giving Hermeus greater control over a critical propulsion component.
  • The development underscores the growing overlap between advanced unmanned-aircraft programs and established military-engine supply chains.

Reported By

Seeking Alpha Breaking Defense
Sources Tracked
2
First Seen
2026-09-15T04:50:42.299235-07:00
Latest Update
2026-09-15T05:20:23.932123-07:00
Coverage
Defense

Sources

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