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Startup · United States

Castelion

HQ Torrance, United StatesFounded 2022201-500 employees

Torrance, California developer of the Blackbeard hypersonic strike weapon, designed for industrial-rate production and low unit cost.

WebsiteLinkedInX

Products1

Castelion Blackbeard missile displayed on stands at its reveal

Blackbeard

Hypersonic strike weapon designed for industrial-rate output and low unit cost; Navy F/A-18 integration toward Early Operational Capability in 2027.

Prototype
Unveiled
Jun 2025
Contract award
Sep 15, 2026

Photo: Castelion · Editorial use (company media kit)

Newest unveiled first. Open a product for its milestone timeline, components and sources.

Technologies1

Maturity and TRL describe this organization's work; the field-wide maturity is on each technology's page.

Funding7 rounds · $1.52B

Disclosed
$1.52B
Latest
$250MDebt · Aug 19, 2026
Cumulative raised$1.51B
Oct 5, 2023Aug 19, 2026
Valuation over time$13.00B · Aug 19, 2026
Valuation over timeReported valuation rose from $2.80B (Dec 5, 2025) to $13.00B (Aug 19, 2026) across 2 valued rounds. 1 post-money, 1 without a stated pre/post basis.
Valuations by round
AnnouncedStageValuationBasis
Dec 5, 2025Series B$2.80BBasis not stated
Aug 19, 2026Series C$13.00BPost-money

Totals add known amounts using recorded USD conversions where available; other currencies are shown separately. A ~ marks an estimated amount.

Government awards & programs4 awards · $155M obligated · up to $445M ceiling · 1 program

Awards received4

  • PrSM Increment 4 prototype OTA
    Sep 29, 2026 · OTA
    Confirmed
    Undisclosed
  • Blackbeard initial production delivery order
    Sep 15, 2026 · Task order
    Confirmed
    Up to $200M
    Ceiling
  • Order to advance Blackbeard to Early Operational Capability
    Aug 25, 2026 · Task order
    Confirmed
    Up to $90.0M
    Ceiling
  • Blackbeard F/A-18 integration order (SBIR Phase III BOA)
    Feb 25, 2026 · Task order
    Confirmed
    $155M
    Obligated · up to $155M ceiling

Programs1

Obligated is what has been committed so far; ceiling is the most the award can reach. Joint values cover all recipients and are excluded from this company’s money totals.

Supply chain1 facility

Facilities1

  • Castelion Project Ranger manufacturing campus
    Factory · Rio Rancho, New Mexico, United States
    Operating
    Confirmed

People3

Hiring observations5 listings

A sample of observed listings, not a total vacancy count. Availability may have changed since collection. Categories are inferred from job titles.

Company metrics

LinkedIn employee profiles
268
Observed Oct 5, 2026
Bright Data / LinkedIn · Source ↗
LinkedIn followers
56,589
Observed Oct 5, 2026
Bright Data / LinkedIn · Source ↗

Employee-profile counts reflect LinkedIn profiles associated with the company, not verified headcount. One observation establishes a baseline; it does not establish growth.

Sources22

Profile3

  1. 1

    Black Flag · Supports Organization

    “Castelion is a forward-thinking defense manufacturer dedicated to developing next-generation long-range hypersonic strike weapons to bolster deterrence and”
  2. 2

    Castelion · Supports Organization · name

    “Home - Castelion”
  3. 3

    Linkedin via Bright Data · Supports Organization · company size, Organization · founded, Organization · logo, Organization · url

    “{"company_size": "201-500 employees"}”

Products1

  1. 4

    Castelion · Apr 24, 2026 · Supports Government award · ceiling usd, Organization, Organization technology, System

    “Today, Castelion announced that it was awarded a $105M contract by the U.S. Navy to continue efforts to integrate its Blackbeard hypersonic strike weapon onto the F/A-18”

Funding10

  1. 5

    U.S. Securities and Exchange Commission · Aug 28, 2026 · Supports Funding round

    “Total Amount Sold $ 647,000,679 USD”
  2. 6

    Axios · Aug 20, 2026 · Supports Funding round · post money valuation usd

    “raised $800 million in Series C equity funding at a $13 billion post-money valuation”
  3. 7

    Castelion · Aug 19, 2026 · Supports Funding round, Funding round · amount

    “The Series C round is a combination of $800 million in equity financing and $250 million in committed financing for a revolving credit facility. The equity financing was co-led by JPMorganChase’s Strategic Investment Group — part of the firm’s Security and Resiliency Initiative, Andreessen Horowitz, and funds managed by global investment firm Carlyle (NASDAQ: CG). Lightspeed Venture Partners, Lavrock Ventures, Altimeter, General Catalyst, and Interlagos joined new investor T. Rowe Price Associates, Inc* in investing in the fundraise. The round values Castelion at $13 billion.  ”
  4. 8

    Castelion · Dec 5, 2025 · Supports Funding round, Funding round · amount

    “Castelion, a cutting-edge defense technology company working to restore America's conventional deterrence capability, announced today it raised $350 million in Series B financing, positioning the company to directly advance a top Pentagon modernization priority: hypersonic munitions production at scale.”
  5. 9

    Forbes · Dec 5, 2025 · Supports Funding round · amount, Funding round · post money valuation usd

    “backing the company with $2 million in April 2023”
  6. 10

    U.S. Securities and Exchange Commission · Nov 20, 2025 · Supports Funding round

    “Total Amount Sold $ 59,999,916 USD”
  7. 11

    U.S. Securities and Exchange Commission · Nov 20, 2025 · Supports Funding round

    “Total Amount Sold $ 359,998,733 USD”
  8. 12

    Castelion · Jan 29, 2025 · Supports Funding round · amount

    “This includes a $70M Series A, led by Lightspeed Venture Partners with participation from a16z, Lavrock Ventures, Cantos, First In, BlueYard Capital, and Interlagos”
  9. 13

    U.S. Securities and Exchange Commission · Oct 6, 2023 · Supports Funding round

    “Total Amount Sold $ 8,588,336 USD”
  10. 14

    TechCrunch · Oct 5, 2023 · Supports Funding round · amount

    “closing a $14.2 million initial funding round co-led by Andreessen Horowitz and Lavrock Ventures”

Government7

  1. 15

    Sep 29, 2026 · Supports Government award

    “The U.S. Army awarded five separate Other Transaction Authority (OTA) agreements on Sept. 29, 2026, to develop prototype systems for the Precision Strike Missile (PrSM) Increment 4.”
  2. 16

    Naval Today · Sep 15, 2026 · Supports Government award · ceiling usd

    “The order, valued at up to $200 million, was awarded by Portfolio Acquisition Executive Aviation (PAE(A))”
  3. 17

    U.S. Navy · Sep 15, 2026 · Supports Government award · ceiling usd

    “Small Business Innovation Research Phase III production delivery order for the Blackbeard hypersonic missile, total value up to $200 million”
  4. 18

    Castelion · Jun 16, 2026 · Supports Facility · city, Facility · name, Government award · ceiling usd

    “manufacturing campus in Rio Rancho, New Mexico.”
  5. 19

    FPDS-NG · Apr 24, 2026 · Supports Government award

    “DELIVERY ORDER N6833526F1022 (P00001) awarded to CASTELION CORPORATION, was modified for the amount of $104,998,566”
  6. 20

    U.S. Department of War · Feb 25, 2026 · Supports Government award, Government award · announced on

    “is awarded a $49,998,005 firm-fixed-price order (N6833526F1022) against a previously issued basic ordering agreement (N6833526G0006)”
  7. 21

    USAspending.gov · Supports Government award · obligated amount

    “Recipient: CASTELION CORPORATION; Total obligation: $154,996,571.00; Base and all options value: $154,996,571.00”

People1

  1. 22

    Supports Role

    “Bryon Hargis Co-Founder & CEO”

Each fact on this page is attached to the sources that support it. Archived copies are linked when we keep one.