Castelion: $1.2B valuation, IPO Readiness 50, Series C. Defense technology company developing hypersonic missiles and high-speed flight testing infrastructure designe. Track live on The IPO Stack.
Defense technology company developing hypersonic missiles and high-speed flight testing infrastructure designed for rapid, low-cost production and deployment.
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Track Castelion IPO timeline, funding rounds, investor activity, and valuation on TechStackIPO — the pre-IPO intelligence platform.
Castelion has not announced a specific IPO date as of 2026. Track TechStackIPO for the latest funding milestones and IPO signals. Subscribe to The IPO Stack newsletter for weekly updates.
Castelion is valued at $1.2B as of the most recent funding round. This valuation is based on its most recent private funding round tracked by TechStackIPO.
Accredited investors can access Castelion shares through secondary market platforms, pre-IPO investment funds, and broker-dealer platforms that facilitate private company transactions. TechStackIPO's marketplace tracks available access options. Note: pre-IPO investments carry higher risk and limited liquidity compared to public market investing.
Castelion scores 50/100 (Grade: D) on TechStackIPO's IPO Readiness Index. The score evaluates funding scale, valuation trajectory, funding momentum, stage progression, and company maturity. Scores above 70 indicate strong near-term IPO potential.
Castelion has raised $434.2M in total venture capital and private equity funding.