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Castelion Closes $350 Million Series B to Mass Produce U.S. Hypersonic Weapons

Funding Accelerates U.S. Manufacturing Expansion and Scaled Production of Affordable Hypersonic Weapons to Meet Pentagon’s Top Priority TORRANCE, Calif., Dec. 5, 2025 /PRNewswire/ — Castelion, a cutting-edge defense technology company working to restore America’s conventional deterrence capability, announced today it raised $350 million in Series B financing, positioning the company to directly advance a top Pentagon modernization priority: hype…
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Intelligence360 News broke the news in on Friday, December 19, 2025.
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