Electric rotorcraft

N436BT

Homebuilt EA J100

Registered No accidents on file
Built
—
Serial
85634
Class
Electric rotorcraft
Engines
4
Status
Current as of October 2026
Registered owner
William Riddell Farms Inc (Corporation)
Based
Sparland, IL
Registration record

N436BT on the FAA register

Type
Homebuilt EA J100
Serial
85634
Engines
4
Registered owner
William Riddell Farms Inc
Sparland, IL
Certificate issued
2025-10-27
Airworthiness date
—
Registration expires
2032-10-31
Airworthiness class
—
Mode S (hex)
A53993
Mode S (octal)
51234623
Weight class
up to 12,499 lb
Status
Current as of October 2026
Registry history

Timeline

  • 2032-10-31
    Registration expires (renewal due).
  • 2025-10-27
    Certificate of registration issued as N436BT to the current registrant.
  • 2011-12-06
    N436BT previously assigned to a Bell 407 (s/n 54079); cancelled.
Overview

About N436BT

N436BT is a Homebuilt EA J100, serial number 85634. The FAA register lists William Riddell Farms Inc as the registrant in Sparland, Illinois. The current certificate of registration was issued on October 27, 2025 and expires on October 31, 2032.

The FAA aircraft reference file describes the type as an electric rotorcraft.

No NTSB accident or incident reports and no FAA preliminary notices are on file for N436BT.

Safety record

Accident & incident history

✓ No NTSB accident or incident reports and no FAA preliminary notices on file for N436BT.

Sources: NTSB aviation accident database and CAROL case system, FAA preliminary accident & incident notices. Search accident records

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Browse: Aircraft registered in Illinois· Registry by state· FAA registry stats

Data: FAA Aircraft Registry (October 2026), including deregistered aircraft; NTSB and FAA accident data; fyiAero listing history. Individual owners' names are shown to signed-in users and street addresses are never shown. Type figures are published specifications, not this aircraft's.