CLEVELAND – TransDigm Group Incorporated (NYSE: TDG) revealed today that CEO Kevin Stein will retire on September 30, 2025, concluding a decade of executive leadership. Current Co-Chief Operating Officer Mike Lisman will assume the CEO role, with Stein remaining as an advisor through March 2026 and retaining his board position.
Leadership Transition Timeline
The planned succession follows a multi-year preparation process. Lisman, who joined TransDigm in 2015, has held progressively senior roles including CFO and EVP before becoming Co-COO in 2023. His aerospace engineering background and private equity experience position him to continue TransDigm’s value-driven strategy.
Stein’s Legacy of Growth
During Stein’s tenure, TransDigm achieved significant shareholder returns through operational improvements and strategic acquisitions. Chairman W. Nicholas Howley credited Stein with “driving operational excellence” while maintaining the company’s successful capital deployment track record.
Lisman’s Vision for TransDigm
The incoming CEO brings deep operational knowledge from overseeing multiple business units, including Aero Fluid Products. “We remain committed to delivering value through our specialized aerospace components and solutions,” Lisman stated, acknowledging the company’s market leadership in engineered aircraft systems.
Continued Strategic Direction
The transition maintains continuity for TransDigm’s global operations, which supply critical components for nearly all commercial and military aircraft. The board expressed confidence that Lisman’s financial and operational expertise will sustain the company’s innovation in aerospace technologies and shareholder returns.
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