The U.S. aircraft register, updated daily
Accidents · NTSB WPR26LA282 · Preliminary: the investigation is not finished

Mark Lee Schillinger GT-VX2 accident near Petaluma, California, July 30, 2026

On July 30, 2026 at about 2:00 am local time, a 2025 Mark Lee Schillinger GT-VX2 (gyroplane), registered N556GT, was substantially damaged in an accident during takeoff near Petaluma, California. It was a personal flight under general aviation rules (Part 91). 1 person had minor injuries.

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 30, 2026 · about 2:00 am local time
Place
Petaluma, California · map
Type
Accident
Injuries
1 person had minor injuries.
Weather
not recorded
Aircraft
Mark Lee Schillinger GT-VX2, built 2025
Registration
N556GT · registry record · serial VX2-011
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Loss of control on ground during takeoff defining event

The aircraft

  • Seats: 1
  • Landing gear: fixed

Weather at the time

  • Wind: from 240° at 10 knots
  • Visibility: 9 statute miles
  • Sky: clear
  • Temperature: 77°F (25°C), dew point 52°F (11°C)
  • Altimeter: 29.85 inHg
  • Observation at 5:00 pm from KO69, 1 miles away

Weather report (METAR): METAR KO69 292355Z AUTO 24010KT 9SM CLR 25/11 A2985 RMK A01

Injuries

FatalSeriousMinorNone
Flight crew1

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The NTSB has not released the docket for this case yet. The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), is usually released when the investigation is nearly complete, and the list here is refreshed when it appears. Check at the NTSB.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.