Clairon
Monnais aircraft company founded by Boris Claire in 432. It is headquartered in Ferroix. Produces the M2 Crane (40ft-wingspan, two-seater) and M5 Albatross (100ft-wingspan, high altitude)
See also
also other planes. in the 500s aircraft look kinda like 1950s jets? the Crane looks like a Hawker Sea Hawk and the Albatross looks like a U2. the only real constraint is that there’s no like. air transport or cargo. planes are really really light and cant carry much weight