Castelion
Torrance
About Castelion
Castelion is a venture-backed defense tech company applying modern hardware development and manufacturing processes to critical national security challenges, specifically to solve affordability, scale, and supply chain robustness. The company combines vertical integration, rapid iteration, and high-cadence testing to build hardware that is engineered from the ground up for scalable production. Castelion’s core offerings include solid-rocket motors, missile avionics, flight-control systems, seekers, and full strike-weapon assemblies, all designed for compatibility with existing military launch platforms.
Company Facts
- Operating status: Active
- Company type: For Profit
- IPO status: Private
- Employees: 101 – 250
- Total funding: $469.6M
- Funding stage: Early Stage Venture
- Last round: Series B (Dec 2025)
- Website: castelion.com
- Phone: 204-841-4390
Industries & Categories
Aerospace, Government, Manufacturing, Military, National Security
Social Profiles
Canonical: https://fsome.com/organization/castelion-5037 · For the full interactive profile (charts, investors, team, acquisitions, press), please enable JavaScript.