N342SG

Learjet Inc 45

Fixed-wing, multi-engine · serial 231

Valid registration

Registered with the FAA until Jul 31, 2030.

Registered owner

MHS 3-2-1 Go LLC

Owner type: LLC
Address: 2127 Innerbelt Business Center Dr Ste 310, St. Louis, MO 63114

Aircraft

Make and model: Learjet Inc 45
Year built: —
Serial number: 231
Type: Fixed-wing, multi-engine · Land
Engines: 2 × Turbofan
Seats: 12
Weight class: 20,000 lb and over
Certification: Type certificated · Standard airworthiness (issued Nov 27, 2002)
Mode S code: A3C653 (the transponder's ICAO address, used by ADS-B flight trackers)
Registered since: Jul 7, 2023 · last FAA action Dec 19, 2023

What a Learjet 45 looks likePhoto of a Learjet 45, not this aircraft: Laurent ERRERA from L'Union, France, CC BY-SA 2.0, via Wikimedia Commons

Check the official record

This page mirrors the FAA's public registry file dated Oct 30, 2026. The FAA's own N-number inquiry is the official record, with the full owner address and documents.

Where is it now?

The registry doesn't show where an aircraft is flying. Flight trackers do, by tail number or Mode S code A3C653: FlightAware or ADS-B Exchange. Some owners block tracking through the FAA's privacy programs.

Something wrong?

Owners update their registration with the FAA Aircraft Registry; changes appear here the day after the FAA publishes them. Email admin@whoownsthisplane.com about how this site shows a record.