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Hypersonics Startup Hermeus Reaches $1B Valuation

April 8, 2026

2 min read

Key Takeaways

Hermeus raises $350 million in Series C funding.
Total capital raised reaches $500 million.
Company valuation hits $1 billion.
New funding to strengthen industrial development program.

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Strategic Implications

This funding round may indicate growing investor confidence in hypersonics technology, which could accelerate the development of high-speed aircraft. The participation of prominent venture capital firms suggests a strong market potential for Hermeus' products, which may disrupt the defense and aerospace industries.

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What Happened

Hermeus Secures $350 Million Funding For High-Speed Aircraft Development

Hypersonics startup Hermeus has announced the closure of a $350 million Series C funding round, bringing its total capital raised to $500 million and its valuation to $1 billion. The new funding, led by Khosla Ventures, will be used to strengthen the company’s industrial development program, allowing it to build multiple aircraft simultaneously and scale its manufacturing capabilities. Hermeus is developing an unmanned military aircraft capable of flying at high-match speeds, with its Quarterhorse Mk 2.1 aircraft recently tested at the White Sands Missile Range airspace in New Mexico. This development was first reported by AeroTime.

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