# Castelion raises more than $1 billion to expand hypersonic-missile production

_Wednesday, August 19, 2026 at 7:12 PM EDT · Capital, Infrastructure · Latest · Tier 1 — Major_

Defense-technology startup Castelion announced more than $1 billion in new financing, comprising $800 million in equity and a $250 million committed revolving credit facility.

The Series C values the company at $13 billion, according to the company. Castelion said it will use the funding to expand production of its Blackbeard hypersonic strike missile in New Mexico and accelerate longer-range strike and air- and missile-defense systems. The company has targeted initial Blackbeard fielding for 2027, after integration, flight testing and certification.

## Sources

- [SpaceNews](https://spacenews.com/hypersonic-missile-startup-castelion-raises-1-billion/)

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Retrieved: 2026-08-20T01:27:34.933Z
Publisher: Tech & Business (techandbusiness.org)