Analysis
Castelion, a hypersonic-missile startup founded by former SpaceX executives, has raised a $1 billion Series C round at a $13 billion valuation, co-led by Andreessen Horowitz, Carlyle and JPMorgan Chase, TechCrunch reported. The Torrance, California-based company, founded in 2022, has already secured more than $500 million in US military contracts and will use the new funding to scale production of its Blackbeard hypersonic missile line -- named after the English pirate -- at a New Mexico manufacturing facility.
Castelion's pitch to both investors and the Pentagon is manufacturing speed and cost: the company set out to produce hypersonic weapon systems faster and at lower cost than traditional defense primes like Lockheed Martin and Raytheon, applying the same iterative, vertically integrated manufacturing approach SpaceX used to compress launch costs to missile production. Hypersonic weapons -- capable of sustained flight above Mach 5 -- have become a defense-procurement priority because the US stockpile of such weapons hasn't kept pace with China's, giving startups in the category an unusually direct and urgent government demand signal rather than the longer, more speculative sales cycles typical of commercial defense-tech bets.
What the investor mix signals
JPMorgan Chase co-leading a venture round alongside Andreessen Horowitz and private equity firm Carlyle is notable: large banks participating directly in defense-tech venture rounds, rather than just providing debt financing later, reflects how mainstream and large-scale US defense-tech investing has become in 2026, following a broader wave of Silicon Valley and Wall Street capital moving into the category alongside firms like Anduril and Anthropic's own recent defense-adjacent partnerships.
A $13 billion valuation on a company that has secured $500 million in contracts to date -- roughly 26 times contracted revenue at this stage -- prices in a large amount of future government procurement that hasn't yet been awarded. Defense procurement is notoriously subject to budget cycles, political priorities and program cancellations that can move slower and less predictably than commercial demand; Castelion's valuation assumes the current urgency around closing the hypersonic gap with China persists at its current intensity through the production ramp this capital is meant to fund.