TransDigm Group (TDG) Announces CEO Retirement

TransDigm Group Incorporated (NYSE: TDG) ("TransDigm" or the "Company") announced today that Kevin Stein will retire as President and Chief Executive Officer of TransDigm, following his more than ten years of service in senior leadership positions at the Company, effective as of September 30, 2025. Mike Lisman, the current Co-Chief Operating Officer of TransDigm, will succeed Mr. Stein as President and Chief Executive Officer. Mr. Stein will continue to serve as an advisor to the Company through March 31, 2026 to help facilitate the leadership transition. Additionally, he will continue to serve as a member of the Company's Board of Directors.

Mr. Lisman has served as Co-Chief Operating Officer of TransDigm since May 2023. Prior to this role, he held a number of positions across the Company, including Chief Financial Officer and Executive Vice President, with direct operational oversight for a number of TransDigm's operating units. Additionally, Mr. Lisman previously held roles as the lead of the Company's Mergers and Acquisitions group and as a Business Unit Manager at Aero Fluid Products, one of TransDigm's operating units, that designs and manufactures highly-engineered valves and actuation products. Prior to joining the Company in 2015, Mr. Lisman worked in the private equity industry at the New York and London offices of Warburg Pincus. He received a B.S. in aerospace engineering from Notre Dame and an MBA from Harvard Business School.

"On behalf of our Board of Directors, I want to thank Kevin for his outstanding leadership and contributions to TransDigm over his entire career. During his tenure as our CEO, and prior to that as COO, Kevin has generated substantial shareholder value by driving operational excellence and continuing our track record of successful capital deployment and acquisitions," stated W. Nicholas Howley, the Chairman of the Board of Directors. "Mike's promotion to President and Chief Executive Officer is a planned transition that is the product of thoughtful succession planning. The Board and I believe Mike will do an excellent job continuing to execute our consistent value-driven strategy and generate substantial returns for our shareholders."

"It has been a privilege to serve at the helm of this exceptional company," stated Mr. Stein, "I am deeply grateful to all my colleagues for their support and for their unwavering dedication to serving our customers and executing our value-driven operating strategies with excellence. Mike's leadership and deep experience across our businesses in a range of operational and financial roles make him uniquely qualified to take on this position."

"I am honored to have the opportunity to succeed Kevin and lead TransDigm as its next President and Chief Executive Officer," stated Mr. Lisman, "We look forward to continuing to deliver value to our customers and shareholders in the years ahead."

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