There are 4 Ceres Air C31 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.
N2373S
Ceres Air LLC C31
Bellevue, WA
N3105C
Ceres Air LLC C31
Bellevue, WA
N580RD
Ceres Air LLC C31
Casselberry, FL
N933PA
Ceres Air LLC C31
Bismarck, ND