Castelion

Castelion is a defense technology firm that develops and produces advanced strike systems with an emphasis on speed and high-volume manufacturing. By controlling key components in-house, the company creates cost-effective hypersonic weapons intended to strengthen conventional deterrence and national security.

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Company Valuation

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Funding Round
Funding Amount
Post-Money Valuation
Share Price
Series C19 Aug, 2026
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Series B5 Dec, 2025
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Series A29 Jan, 2025
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Seed4 Oct, 2023
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Pre Seed21 Apr, 2023
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News related to Castelion1

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Castelion
Aug 20, 2026 •Show on chart

Castelion Raises $1 Billion Series C to Scale Production of Low-Cost Hypersonic Weapons

Castelion has secured more than $500 million in U.S. military contracts over the past 18 months ...

https://sg.finance.yahoo.com/news/castelion-raises-1-billion-series-220000323.html

Investors3

Andreessen HorowitzAndreessen Horowitz
General CatalystGeneral Catalyst
Valor Equity PartnersValor Equity Partners