There are 3 Czech Sportplanes Sro DYNAMIC WT9 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 2008 and 2009.
N355MM
2009 Czech Sportplanes Sro DYNAMIC WT9
Alvord, TX
N595DY
2009 Czech Sportplanes Sro DYNAMIC WT9
San Anselmo, CA
N247DY
2008 Czech Sportplanes Sro DYNAMIC WT9
Scottsdale, AZ