Castelion
Announced 19 Aug 2026$1.0B · Series C · Defense and Space Manufacturing · United States
Peace through Deterrence
“Castelion Raises $1 Billion Series C to Scale Production of Low-Cost Hypersonic Weapons - PR Newswire Castelion Raises $1 Billion Series C to Scale Production of Low-Cost Hypersonic Weapons Funding drives Blackbeard to maximum production rate and accelerates a new longer-range strike system TORRANCE, Calif. , Aug.”
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