Summary
TransDigm Group Incorporated (TDG) has officially appointed Mike Lisman as its new President and Chief Executive Officer, effective immediately on October 1, 2025. This transition follows the retirement of Kevin Stein, which was previously announced in May 2025. Mr. Lisman is a seasoned executive within TransDigm, having most recently served as Co-Chief Operating Officer since May 2023 and holding various other significant roles including Chief Financial Officer and EVP with operational oversight. Mr. Lisman's extensive experience within the company, combined with his prior background in private equity and strong academic credentials (aerospace engineering from Notre Dame and an MBA from Harvard), positions him to lead TransDigm. The filing also confirms the execution of a new employment agreement for Mr. Lisman and states there are no familial relationships or reportable related-party transactions between him and the company's directors or officers. A press release from May 6, 2025, detailing this leadership change, is also furnished as an exhibit.
Key Highlights
- 1Mike Lisman appointed as new President and CEO, effective October 1, 2025.
- 2This appointment follows the retirement of former CEO Kevin Stein, effective September 30, 2025.
- 3Mr. Lisman has a deep understanding of TransDigm's operations, having served as Co-Chief Operating Officer and previously as CFO.
- 4His background includes experience in Mergers and Acquisitions and as a Business Unit Manager.
- 5Mr. Lisman's career prior to TransDigm involved private equity at Warburg Pincus.
- 6A new employment agreement for Mr. Lisman has been executed.
- 7No family relationships or reportable related-party transactions exist between Mr. Lisman and the company's leadership.