Castelion is raising a $350M Series B to scale hypersonic missile business
Hypersonic weapons startup Castelion is raising a $350 million Series B led by Lightspeed Venture Partners and Altimeter Capital, according to sources and documents viewed by TechCrunch. The round, which values the company in the billions, is anticipated to close in a matter of weeks. A term sheet has been signed. The new round comes on the heels of $100 million in Series A funding that closed in January. That round was composed of about $70 million in equity and $30 million of debt. Lightspeed