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British Defence Startup Cambridge Aerospace Eyes $3.5B Valuation Amid Funding Talks
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British Defence Startup Cambridge Aerospace Eyes $3.5B Valuation Amid Funding Talks

WireByte Staff · June 10, 2026

British defence tech startup Cambridge Aerospace is reportedly in talks to raise $300 million, potentially reaching a $3.5 billion valuation, nearly nine times its worth a year ago. Developing interceptor drones like Skyhammer to counter missiles, the company has secured a UK supply deal, signaling strong investor confidence in European defence innovation.

Key points

  • Cambridge Aerospace, a British defence technology startup, is reportedly in discussions to secure $300 million in new funding.
  • These talks could value the company at approximately $3.5 billion, marking a nearly ninefold increase from its $400 million valuation just a year ago.
  • The firm, founded by aerospace engineer Steven Barrett in late 2024, develops interceptor drones like the Skyhammer, designed to engage threats up to 30 km away at 700 km/h.
  • Despite not yet shipping a product, Cambridge Aerospace secured a supply deal with the UK government in April for hundreds of its defence systems.
  • Venture firm DFJ Growth is reportedly considering leading the investment round, though the financing is not yet finalized, and company representatives declined public comment.

British defence technology startup Cambridge Aerospace is reportedly in advanced discussions to raise approximately $300 million in new capital, potentially pushing its valuation to an estimated $3.5 billion. This significant financial milestone, if confirmed, would represent a nearly ninefold increase from the company's $400 million valuation just a year ago, underscoring robust investor confidence in the nascent European defence sector. Reports suggest that venture capital firm DFJ Growth is in talks to spearhead this funding round.

Founded in late 2024 by aerospace engineer and University of Cambridge professor Steven Barrett, Cambridge Aerospace specializes in developing advanced systems designed to counter aerial threats such as drones and cruise missiles. The company's portfolio includes two primary interceptor drones: the Skyhammer, a tube-launched system with a 30-kilometer range and a top speed of 700 km/h, which has been in testing since early 2025 and is moving towards early-stage production; and the rocket-powered Starhammer, engineered for faster missile interception.

Despite not having shipped a single product to date, Cambridge Aerospace has already secured a notable supply deal, signing an agreement with the UK government in April for hundreds of its defence systems. The startup has attracted support from several prominent venture capital firms, including Accel, Lakestar, Lux Capital, and Spark Capital. The potential valuation makes it one of Europe's most valuable defence startups, reflecting a broader trend of increased investment in defence innovation amid evolving global security landscapes.

Sources familiar with the matter indicate that the financing terms are not yet finalized and could be subject to change. Representatives for Cambridge Aerospace declined to comment on the ongoing discussions, while DFJ Growth did not respond to inquiries regarding its potential involvement.

Sources

WireByte Staff — Editorial Team

The WireByte editorial team synthesises technology news from multiple primary sources, verifies the facts, and links every source. Articles are produced with AI assistance and reviewed under our editorial policy.