Staging copy. The live site is at https://staging.data.eflight.com.
eFlight RegistryFAA data, updated daily
Maker · data as of September 25, 2026

William S Welder

1 aircraft on the U.S. register. The most recent registration was August 3, 2015.

Models

MTO SPORT1

States

Texas1

Registrations by year

0001112015

Aircraft newest first

Tail no.Maker and modelGroupOwner and baseCertificateRegisteredStatus
N309ST William S Welder
MTO SPORT
Rotorcraft Individual owner
Texas
Experimental 2015-08-03 Valid