Heldeberg Designs Llc/Blue Her Marathon registrations

1 Heldeberg Designs Llc/Blue Her Marathon aircraft on the FAA register (FAA model MARATHON), newest first.

N-numberYearAircraftBased
N304142007Heldeberg Designs Llc/Blue Her MarathonAllentown, PA

Source: FAA Aircraft Registry, October 2026. Each N-number links to its aircraft page with registration record, history and accident data.