How A Grisly Injury Threw A $5 Billion Drone Startup Off Course

ForbesAbout 4 min readMay 16, 2025Watch original
THE SUMMARYAI-generated

Forbes: Shield AI - Drone Incident Summary

Key Concepts:

  • Autonomous drones (VBAT)
  • Defense technology
  • Safety protocols
  • Financial projections
  • Pentagon contracts
  • Propeller strike hazard
  • Autonomous warfare
  • Quality assurance

1. VBAT Incident and Immediate Aftermath:

  • In April 2024, a US Navy demonstration of Shield AI's VBAT drone in Fort Stockton, Texas, resulted in a service member's fingers being partially severed by the drone's spinning blades during a landing.
  • The VBAT, a $1 million autonomous drone designed for vertical takeoff and landing in GPS-denied environments, required operator assistance during landing, unlike most drones.
  • The incident jeopardized Shield AI's hopes of securing a major contract with the US Navy for thousands of VBAT drones.

2. Shield AI Overview:

  • Shield AI, founded in 2015 by brothers Ryan and Brandon Tseng, is a $5 billion defense tech startup.
  • The company sells hardware and software, including autonomous piloting software used in fighter jets.
  • In March, Shield AI raised $240 million in a funding round led by Hanwha and L3Harris to prepare the military for autonomous warfare.
  • The VBAT has been the company's primary revenue driver.
  • Brandon Tseng stated he personally led the effort to scale revenues from zero to hundreds of millions of dollars in the defense sector.

3. Safety Concerns and Allegations:

  • The incident highlighted the risks associated with military startups seeking Pentagon contracts while promoting their companies to Silicon Valley investors.
  • Forbes found that Shield AI executives allegedly overlooked engineering issues and safety hazards.
  • In 2022, the quality assurance manager reported a "safety issue involving danger of propeller strike/injury to personnel due to unsafe blower handling."
  • In 2023, an employee's shirt was sucked into a propeller during a test flight.
  • Former employees claimed they were fired for raising safety concerns about the VBAT.
  • Others resigned due to inaction regarding their complaints.

4. Shield AI's Response:

  • CEO Ryan Tseng confirmed the US Navy incident and stated the VBAT had been flying for almost 10 years with a perfect safety record.
  • Tseng stated, "Numerous safety improvements have been made to the VBAT."
  • He claimed the VBAT retains a perfect record of no injuries when following trained procedures.
  • Shield AI has since passed two Pentagon safety audits.
  • An upgrade to the VBAT, announced last month, includes new landing gear that eliminates the need for human assistance during landing and takeoff.

5. Financial Impact:

  • Shield AI had hoped to generate over $400 million in revenue and become profitable this year, primarily through VBAT sales.
  • The company no longer expects to meet those financial targets or reach profitability in 2025.
  • Ryan Tseng stated, "The mishap delayed the decision process of many potential customers domestically and internationally."
  • He added, "We are back on track now."

6. Key Quotes:

  • Brandon Tseng: "I have personally led the effort to scale revenues from zero to hundreds of millions of dollars in the defense sector something maybe only 3 to five people have achieved in the past 30 years."
  • Ryan Tseng: "The event was a surprise and it was one that frankly I feel terribly about."
  • Ryan Tseng: "Numerous safety improvements have been made to the VBAT."
  • Ryan Tseng: "Today VBAT retains a perfect record of no injuries when following train procedures."
  • Ryan Tseng: "The mishap delayed the decision process of many potential customers domestically and internationally."
  • Ryan Tseng: "We are back on track now."

7. Synthesis/Conclusion:

The incident involving the Shield AI VBAT drone and the subsequent injury to a US Navy service member has exposed potential safety oversights within the company. While Shield AI claims to have addressed these issues and is working to regain the trust of potential customers, the incident has significantly impacted the company's financial projections and timeline for profitability. The situation underscores the importance of rigorous safety protocols and oversight in the rapidly evolving field of autonomous defense technology.

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