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Demonstrated to the Mayor of Seoul. Field validation at Seongsan Bridge, Sep to Dec 2026

Our story

STABLY =
STABLE + FLY

The name STABLY comes from 'stable flight': flying steadily and completing the mission even where GPS, compass, and radio cannot reach. That is the standard for every drone we build.

STABLY builds autonomous drones for industrial sites. They fly without a pilot in environments where existing drone solutions struggle, such as indoors and in confined, enclosed spaces. Because we own the full stack from hardware to software, we quickly design and deliver drones tailored to demanding site conditions and missions.

By letting drones take over work that people had to do themselves, we make industrial sites safer and more efficient.

Team

  • Portrait of Beomjun Kim

    Beomjun Kim

    Co-CEO (CTO)

    • Seoul Science High School (early admission)
    • Seoul National University, BS in Electrical and Computer Engineering and Economics (summa cum laude)
    • MIT, MS in Mechanical Engineering; founded STABLY during the PhD program
    • Four first-author papers in AI, control, and transportation (IEEE T-ITS, AISTATS, IEEE ACCESS, ACC)
  • Portrait of Yeonsang Shin

    Yeonsang Shin

    Co-CEO (CEO)

    • Seoul Science High School
    • Seoul National University, BS in Electrical and Computer Engineering (summa cum laude)
    • KAIST, MS program in Computer Science; founded STABLY during the program
    • Two first-author papers in AI and computer vision (ICML, CVPRW)
  • Portrait of Sehyun Cho

    Sehyun Cho

    Senior Researcher

    • Sejong Academy of Science and Arts
    • Seoul National University, BS in Electrical and Computer Engineering
    • Joined STABLY during the PhD program in Electrical and Computer Engineering at Seoul National University
    • Three co-authored papers in electrical engineering (IEEE TAS)
  • Portrait of Yoonho Na

    Yoonho Na

    Joining in November 2026

    • Gyeonggi Science High School
    • Seoul National University, undergraduate in Aerospace Engineering and Electrical and Computer Engineering
    • Intern, SNU Space Mobility and Robotics Lab (reinforcement learning for autonomous drone flight)

History

  1. Demonstrated unmanned bridge-inspection technology to the Mayor of Seoul

  2. Selected for the Seoul Metropolitan Government call for new unmanned safety-inspection technology

    Field validation begins at Seongsan Bridge

  3. Confined-space inspection drone prototype completed

  4. Patrol drone prototype completed

  5. Business registration

    KIBO-guaranteed loan

  6. In-house flight control firmware completed

  7. Company incorporated

    Wall-rolling drone prototype completed

  8. Office secured

Awards

  • Next SNU Crown, Excellence Award

    (3rd place)

    Startup competition of the SNU alumni founders network

  • ZER01NE Sprint, Frontier Tech selection

    (top 3 teams)

    Startup program of Hyundai Motor Group ZER01NE

  • KIBO Venture Camp, Outstanding Participant

    (top 4 of 14 teams)

    Startup accelerating program of Korea Technology Finance Corporation

  • NAACst Step 9, Grand Prize

    (1st of about 100 teams)

    Accelerating program of SNAAC, Seoul National University

  • SNUBIZ Startup Competition, Excellence Award

    (2nd of 52 teams)

    Startup competition hosted by the SNU Center for Entrepreneurship

  • NAVER D2SF Campus Tech Startup Competition selection

    (top 4 of 141 teams)

    NAVER's student tech-startup incubation program

Deployment and pilot inquiries

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