There are 4 Direct Fly S R O ALTO 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 2010 and 2014.
N134G
2014 Direct Fly S R O ALTO
Spring Hill, FL
N159G
2014 Direct Fly S R O ALTO
Irving, TX
N711A
2013 Direct Fly S R O ALTO
Elk Ridge, UT
N161DF
2010 Direct Fly S R O ALTO
Wyoming, PA