07:58 AM EDT, 05/06/2025 (MT Newswires) -- TransDigm Group ( TDG ) said Tuesday that Kevin Stein will retire as chief executive officer, effective Sept. 30.

Stein will be succeeded by co-chief operating officer Mike Lisman, the company said.

Stein will continue to serve as an adviser to the company through March 31, and will continue to serve as a member of the board, TransDigm ( TDG ) said.