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DefDex
Bone logo

Startup · South Korea

Bone

HQ Seoul, South Korea1-10 employees

BONE builds the backbone for Physical AI: Density, mission systems, and field infrastructure for national defense and public safety.

Website

Funding1 round · $12.0M

Equity raised
$12.0M
Latest
$12.0MSeed · Nov 17, 2025

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.

Systems3

Density

An operational‑brain software platform that plans missions, tasks assets, and connects operators, sensors, and robotic systems in a shared operating picture.

Maturity not rated

Saena

An interceptor that supports an operator‑supervised response and is tasked through the Density system alongside its carrier.

Maturity not rated

Saerier

A carrier aircraft that extends operational reach by carrying an interceptor toward the mission area as part of a coordinated system.

Maturity not rated

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

Capabilities1

  • Developer
    classify_sectors run 37, haiku, taxonomy 2026-10-18b: Physical AI density, mission systems and field infrastructure built for national defense and public safety, so its customers are defense and security agencies.
    —Reported

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

People
PersonRole
D. Lee · LinkedIn ↗Founder & CEO

Sources4

Profile1

  1. 1

    Sixth-Domain · Supports Organization · country, Organization · kind

    “{"country": "South Korea", "hq_iso2": "KR", "id": "8dfbfe6c-5012-4f48-8aa8-3952797f9fcd"}”

Systems1

  1. 2

    Bone · Supports Organization · description, Organization · name, Organization · website, System

    “BONE builds the backbone for Physical AI: Density, mission systems, and field infrastructure for national defense and public safety.”

Funding1

  1. 3

    TechCrunch · Nov 17, 2025 · Supports Funding round · amount, Organization · ownership

    “has raised a $12 million seed round led by Third Prime with participation from Kolon Group”

People1

  1. 4

    Crunchbase · Supports Organization · employee range, Organization · hq city, Organization · linkedin url, Role

    “employee_range: 1-10 (profile: 1-10)”

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