Johansen Dennis S JA30 SUPERSTOL
N959SD is a Johansen Dennis S JA30 SUPERSTOL, a fixed-wing airplane with one motor with a four-stroke engine, built in 2015. It has 2 seats. It is registered to an individual in Goleta, California. The registration is valid: it was issued on June 27, 2018 and expires on June 30, 2028. It holds an experimental airworthiness certificate for amateur built, dated December 21, 2015.
Aircraft
- Maker
- Johansen Dennis S
- Model
- JA30 SUPERSTOL
- Serial number
- JA439-02-15
- Type
- Fixed-wing, single engine
- Power
- Four-cycle piston, 1 motor · Rotax 912ULS SERIES · 100 hp
- Seats
- 2
- Year built
- 2015
- Kit
- JUST AIRCRAFT LLC JA30 SUPERSTOL
- Transponder code
- AD57AA (octal 53253652)
Registration
- Status
- Valid registration
- Certificate issued
- June 27, 2018
- Expires
- June 30, 2028
- Last FAA action
- May 19, 2023
- Airworthiness
- Experimental · Amateur built · December 21, 2015
- FAA region
- Western-Pacific
- FAA record id
- 01189521
Owner as the FAA publishes it
- Name
- Vorosmarthy Les DBA
- Type
- Individual
- Address
- 7334 Hollister Ave Ste F
Goleta, CA 93117-2866 - Co-owners
- General Innovations
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 · 2 to understand · 3 clear
The public federal record on N959SD, 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 Vorosmarthy Les DBA, an individual, certificate issued June 27, 2018, expires June 30, 2028. No fractional interest recorded. [1]
Experimental certificate for amateur built, dated December 21, 2015, consistent with the 2015 manufacture year. [1]
No earlier tail number is recorded against serial JA439-02-15 for this model in the deregistered file. [2]
N959SD was previously assigned to 1 other aircraft: Mcdonnell Douglas Helicopter 600N (serial RN019, cancelled July 30, 2003). 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]
1 NTSB record under N959SD: Incident on October 23, 2001 at Long Beach, CA: no injuries. Details below. [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.
NTSB records 1
Aircraft on the NTSB record: Mcdonnell Douglas 600N · operated under PUBU
The fatigue failure of a 5/16-inch boom attach bolt was most probably caused by the angular misalignment between the tail boom bolt hole and the fuselage mounted nutplate.
Full record in plain English · Docket and reports at the NTSB
- 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 September 30, 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