There are 3 Latitude Engineering HQ-40 aircraft on the U.S. registry that TailWiki has a page for. Every one is built from the public FAA record — year, serial, engine, home base, and registration history — and owners and pilots add photos, trips, and stories on top. The ones listed here were built between 2015 and 2016.
N403BN
2016 Latitude Engineering LLC HQ-40
Tucson, AZ
N401BN
2015 Latitude Engineering LLC HQ-40
Tucson, AZ
N402BN
2015 Latitude Engineering LLC HQ-40
Tucson, AZ