The Series B raise follows a steady funding climb. In January 2025, Castelion reported a $100 million infusion that included ...

Castelion raised $350 million in Series B funding from Altimeter Capital, Lightspeed Venture Partners and other investors.

Three-year-old Castelion is worth $2.8 billion after raising $350 million to fund its ambition to supply thousands of weapons ...

With $350 million in new funding, Castelion is among the companies racing to make the U.S. competitive with Russia and China ...

Rio Rancho's governing body approved funding and infrastructure support for Castelion's facility, but not before city leaders ...

"Castelion is transforming the economics of our defense industrial base, " said Paul Kwan, Managing Director, General Catalyst. "Modern deterrence demands hypersonic capability at a pace, scale and ...

Hypersonic missile startup Castelion raised $350 million in a Series B financing round, increasing the Torrance, California-based company’s overall capital war chest to $464.5 million since emerging ...

WASHINGTON (Reuters) - Castelion, a startup trying to build a hypersonic weapon for the Pentagon, tested its system for the first time, it told Reuters on Monday, as a growing group of small ...

One builds weapons in the hope that they are not used. Thus goes the central premise of deterrence theory, which says it is the credible threat of aggression — not the use of aggression — that will ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min Sandoval County vied for the ...

One builds weapons in the hope that they are not used. Thus goes the central premise of deterrence theory, which says it is the credible threat of aggression — not the use of aggression — that will ...