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DefDex
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Startup · Germany

STARK

HQ Berlin, GermanyFounded 2024

AI-enabled unmanned systems for defense.

StartupDevelopment
Website

Funding4 rounds · $647M

Equity raised
$647M
Latest
$570MStage undisclosed · Jun 23, 2026
Last valuation
$1.20B?Basis not stated · Stage undisclosed · Feb 13, 2026
Cumulative raised$632M
Aug 21, 2025Jun 23, 2026
Valuation over time$1.20B · Feb 13, 2026
Valuation over timeReported valuation rose from $500M (Aug 21, 2025) to $1.20B (Feb 13, 2026) across 2 valued rounds. 1 post-money, 1 without a stated pre/post basis.
Valuations by round
AnnouncedStageValuationBasis
Aug 21, 2025Undisclosed$500MPost-money
Feb 13, 2026Undisclosed$1.20BBasis not stated

Raised counts equity rounds; debt, secondary sales and grants are totaled separately. Amounts in other currencies are converted at the announcement month's average rate. A ~ marks an estimated or converted amount.

Systems4

Minerva

Command‑and‑control software that plans, coordinates and executes unmanned weapons systems across land, air and sea.

Maturity not rated

Vanta 6

An unmanned surface vessel for reconnaissance and maritime strike missions.

Maturity not rated

Virtus

STARK’s flagship software‑defined one‑way loitering munition for rapid deployment and precision strikes.

Maturity not rated

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

  • Johannes Schaback

    Founder

  • Uwe Horstmann

    Founder

  • Uwe Horstmann

    CEO

Sources19

Show all 19 sources and supporting evidence

Profile5

  1. 1

    Sequoia Capital · Supports Organization · founded year

    “STARK was founded in 2024 in response to critical operational demands from Ukraine.”
  2. 2

    STARK · Supports Organization · name, Organization · website

    “STARK Defence: Rapidly Developed. Precisely Deployed.”
  3. 3

    Supports Organization · country, Organization · hq city

    “Location:Berlin,Berlin,Germany”
  4. 4
    CompanyPortfolio

    NATO Innovation Fund · Supports Organization

    “STARK’s unmanned systems”
  5. 5

    Supports Organization · website

    “Parked at Loopia”

Systems4

  1. 6

    Tectonic · Jun 9, 2026 · Supports System

    “Gambit is a man-portable quadcopter designed for ISR and short-range strikes”
  2. 7

    STARK · Supports System

    “Minerva was developed as a command and control (C2) software for the deployment of unmanned systems across land, air and maritime domains.”
  3. 8

    STARK · Supports System

    “VIRTUS ## OUR FLAGSHIP LOITERING MUNITION DESIGNED FOR RAPID DEPLOYMENT AND PRECISION STRIKES”
  4. 9

    STARK · Supports System

    “Vanta 6 is a six-metre, jet-driven unmanned surface vessel (USV) for ISR or sea-based strikes.”

Funding8

  1. 10

    DroneXL · Jun 24, 2026 · Supports Funding round

    “closed a €500 million (roughly $570 million) funding round this week led by Sequoia Capital and Peter Thiel’s Founders Fund”
  2. 11

    The Next Web · Jun 23, 2026 · Supports Funding round

    “Other investors in the round include the NATO Innovation Fund, Döpfner Capital, Air Street Capital, 201 Ventures, and Project A.”
  3. 12

    Bloomberg · Jun 23, 2026 · Supports Funding round · amount

    “has raised €500 million ($570 million) in a fundraising round led by Sequoia Capital and Peter Thiel’s Founders Fund”
  4. 13

    Reuters · Feb 13, 2026 · Supports Funding round, Funding round · post money valuation usd

    “Stark Defence took on new funding from investors a few weeks ago”
  5. 14

    Benzinga via Yahoo Finance · Sep 1, 2025 · Supports Funding round · amount, Organization · ownership

    “launched the company in 2024 with an initial $15 million investment from Sequoia”
  6. 15

    Tech.eu · Aug 21, 2025 · Supports Funding round · amount

    “has raised $62 million in fresh funding, with Sequoia Capital leading the round”
  7. 16

    Resilience Media · Supports Funding round, Funding round · post money valuation usd

    “Others in the round include Thiel Capital, the NATO Innovation Fund, In-Q-Tel,, Project A, Döpfner Capital, and Joe Lonsdale’s firm 8VC.”
  8. 17

    Sacra · Supports Funding round

    “Sequoia Capital led both the initial $15 million investment, which valued Stark at approximately €90 million in October 2024, and the recent growth round.”

People2

  1. 18

    app.dealroom.co · Supports Role

    “(SKD SE) is a German defence-tech company founded in 2024 by Florian Seibel, Uwe Horstmann and Johannes Schaback that builds AI-enabled, software-defined unmanned systems—including the OWE-V Virtus VTOL loitering munition, Vanta unmanned surface vessels and Minerva mission-control software—for Europ”
  2. 19

    STARK · Supports Role

    ““I have helped build hundreds of companies across Europe—I have never seen anything like STARK before,” said Uwe Horstmann, CEO of STARK.”

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