Nathaniel Pieper American Airlines names Nathaniel Pieper Chief Commercial Officer FORT WORTH, Texas, Oct. 23, 2025 (GLOBE NEWSWIRE) -- American Airlines Group Inc. (NASDAQ: AAL) today announced that Nathaniel (Nat) Pieper has been named Chief Commercial Officer. Pieper, currently CEO of the oneworld alliance, will assume his new role effective Nov. 3. He will report to American’s CEO Robert Isom. “Nat is a world-class, results-oriented leader who has achieved tremendous success throughout his entire ca ...