Hermeus Raises $350 Million to Accelerate Hypersonic UAV Development
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Hermeus Raises $350 Million to Accelerate Hypersonic UAV Development

07 April, 2026.Technology and Science.3 sources

Key Takeaways

  • Hermeus raised $350 million, valuing the company at $1 billion.
  • Equity round led by Khosla Ventures with participation by Canaan Partners, Founders Fund, RTX Ventures.
  • Two successful flight demonstrations underpin progress; third test vehicle planned; LA vs Atlanta disputed.

Funding Milestone

$200 million was equity led by Khosla Ventures with participation from existing investors.

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$150 million came as debt, structured to limit dilution.

This signals growing investor appetite as the Pentagon races to counter hypersonic threats.

Iterative Development

The company builds one aircraft per year to unlock specific technical challenges.

Its second and largest demonstrator flew last month, approximately the size of an F-16.

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A third aircraft is now in development.

CEO Piplica says hardware failure is a milestone to plan around.

Strategic Military Focus

This focus is paying off as the DoD accelerates hypersonic weapons development.

Hermeus adapted existing turbine-based combined cycle engines.

Its continuous demonstrations are building credibility.

Pivotal Engine Decision

Hermeus had spent time and money developing its own engine.

After courting RTX Ventures, a new opportunity arose.

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The choice opened doors to strategic partnerships and funding.

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