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Castelion raises $1 billion in Series C funding to enhance production of its low-cost hypersonic weapons. The round was co-led by JPMorganChase, Andreessen Horowitz, and Carlyle.

PRIVATEAug 19, 2026about 4 hours ago

Amount Raised

$1 Billion

Round Type

Series C

TorranceManufacturingInformation Technology

Investors

T. Rowe Price Associates, Inc.InterlagosGeneral CatalystAltimeterLavrock VenturesLightspeed Venture PartnersCarlyleAndreessen HorowitzJp Morgan Chase's Strategic Investment Group

Description

Castelion has announced a $1 billion Series C fundraise to accelerate production of its hypersonic strike missile, Blackbeard. The financing includes $800 million in equity and $250 million for a revolving credit facility. The investment will also support the expansion into longer-range strike weapons and defensive systems. The round values Castelion at $13 billion.

Company Information

Company

Castelion

Location

Torrance, California, United States

About

Castelion builds American hypersonic deterrence through rapid, affordable, and scalable production of advanced strike weapons. Blackbeard is the first U.S. hypersonic system engineered from inception for industrial-rate output, commercial unit cost, and continuous flight test iteration. The company is headquartered in Torrance, California, with manufacturing operations in New Mexico, Texas, and California.

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