TransDigm Announces Retirement of Kevin Stein as CEO and Current Co-COO Mike Lisman as Successor

Leadership Transition - Kevin Stein will retire as President and CEO of TransDigm effective September 30, 2025, after over ten years in senior leadership roles [1] - Mike Lisman, the current Co-Chief Operating Officer, will succeed Stein as President and CEO [1] - Stein will remain as an advisor until March 31, 2026, and will continue as a member of the Board of Directors [1] Executive Background - Mike Lisman has been Co-Chief Operating Officer since May 2023 and has held various positions including Chief Financial Officer and Executive Vice President [2] - Lisman has experience in Mergers and Acquisitions and previously worked in private equity at Warburg Pincus [2] - He holds a B.S. in aerospace engineering from Notre Dame and an MBA from Harvard Business School [2] Company Overview - TransDigm Group is a leading global designer, producer, and supplier of highly engineered aircraft components for commercial and military aircraft [4] - Major product offerings include mechanical/electro-mechanical actuators, ignition systems, specialized pumps and valves, and various electronic components [4] - The company serves nearly all commercial and military aircraft in service today, providing a wide range of aerospace industry products [4]