Castelion

● Verification pending Last updated: Jun 19, 2026 Data last verified: Jun 19, 2026

Castelion: $180M valuation, IPO Readiness 50, Series A. Defense technology company developing hypersonic missiles and high-speed flight testing infrastructure designe. Track live on The IPO Stack.

Series Apre-ipo
50
/100
IPO Readiness Score
Grade D — Early Stage
TechStackIPO proprietary score based on funding scale, valuation, stage progression & momentum.
Track Castelion →

Defense technology company developing hypersonic missiles and high-speed flight testing infrastructure designed for rapid, low-cost production and deployment.

Valuation
$180M
Total Funding
$64.2M
Stage
Series A
Headquarters
Torrance, CA
IPO Status
pre-ipo

Funding History

Round Amount Date Lead Investors
Series A $50M Jun 2026
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Track Castelion IPO timeline, funding rounds, investor activity, and valuation on TechStackIPO — the pre-IPO intelligence platform.

Frequently Asked Questions

When is Castelion going public? +

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.

What is Castelion's current valuation? +

Castelion is valued at $180M as of the most recent funding round. This valuation is based on its most recent private funding round tracked by TechStackIPO.

How can I invest in Castelion before IPO? +

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.

What is Castelion's IPO Readiness Score? +

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.

How much total funding has Castelion raised? +

Castelion has raised $64.2M in total venture capital and private equity funding.

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