Heldeberg Designs Llc MARATHON — registry & accident history

Compiled from FAA & NTSB records · as of Jul 23, 2026

There are 3 Heldeberg Designs Llc MARATHON airframes on record (built 1997–2007), 2 currently registered. No NTSB accident records are on file for this model. Data as of Jul 23, 2026.