Sonex Llc SONEX HIGHWING
N225SH is a Sonex Llc SONEX HIGHWING, a fixed-wing airplane with one motor with a piston engine, built in 2025. It has 2 seats. It is registered to Sonex LLC, an LLC in Oshkosh, Wisconsin. The registration is valid: it was issued on June 11, 2025 and expires on June 30, 2032. It holds an experimental airworthiness certificate for research and development, dated July 10, 2026.
Aircraft
- Maker
- Sonex Llc
- Model
- SONEX HIGHWING
- Serial number
- SHX0001
- Type
- Fixed-wing, single engine
- Power
- Piston (reciprocating), 1 motor · Ulpower UL350IS · 130 hp
- Seats
- 2
- Year built
- 2025
- Transponder code
- A1F52C (octal 50372454)
Registration
- Status
- Valid registration
- Certificate issued
- June 11, 2025
- Expires
- June 30, 2032
- Last FAA action
- June 11, 2025
- Airworthiness
- Experimental · Research and development · July 10, 2026
- FAA region
- Great Lakes
- FAA record id
- 01503186
Owner as the FAA publishes it
- Name
- Sonex LLC
- Type
- LLC
- Address
- 511 Aviation Rd
Oshkosh, WI 54902-7145
Owners can ask the FAA to withhold their name and address from public files. When they do, those fields are blank here as well. How that works.
Documents on file 0
No bills of sale, loans or other documents are indexed against this tail number.
Earlier use of this number 1
Records check free · 1 to understand · 4 clear
The public federal record on N225SH, read the way a buyer, lender or insurer reads it: FAA registration, prior tail numbers keyed on the serial number, reuse of the tail number, recent registry filings, and the NTSB accident record under this and every earlier registration.
Valid registration to Sonex LLC, an LLC, certificate issued June 11, 2025, expires June 30, 2032. No fractional interest recorded. [1]
Experimental certificate for research and development, dated July 10, 2026, consistent with the 2025 manufacture year. [1]
No earlier tail number is recorded against serial SHX0001 for this model in the deregistered file. [2]
N225SH was previously assigned to 1 other aircraft: Cessna 421B (serial 421B0883, cancelled May 9, 1996). Histories keyed to the tail number alone can mix aircraft up; this check keys on the serial number. [2]
No bills of sale, loans or releases have reached the registry in recent weeks. The index covers only recent filings; older liens are in the records file. [3]
No NTSB investigation records located under N225SH. CLEAR means the query ran and returned nothing, not that nothing ever happened. [4]
These live in the FAA aircraft records file (every document ever filed against the aircraft) and, for larger aircraft, the International Registry. Part of the full report.
AD compliance against the logbooks and flight-activity reconciliation are researched layers of the full report.
- FAA Releasable Aircraft Database, master file, file of October 2, 2026. registry.faa.gov/
- FAA deregistered aircraft file (part of the same download), file of October 2, 2026. registry.faa.gov/
- FAA document index: registry documents received in recent weeks, file of October 2, 2026. registry.faa.gov/
- NTSB aviation accident database (CAROL), records through August 27, 2026. data.ntsb.gov/carol-main-public/basic-search
This automated check reads the public federal record. Nothing here is a legal opinion, an appraisal or a statement about the aircraft's condition; a CLEAR line is a statement about the searched record, not the aircraft.
Source: FAA Civil Aviation Registry, Releasable Aircraft Database, October 2, 2026. See this record on the FAA site · This record as data