Our Leadership

Mr. Stein was appointed President, Chief Executive Officer and Director in April 2018. Prior to that, Mr. Stein served as President and Chief Operating Officer from January 2017 through March 2018 and Chief Operating Officer—Power and Control from October 2014 to December 2016. Prior to joining TransDigm, Mr. Stein served as Executive Vice President and President of the Structurals division of Precision Castparts Corp. from November 2011 to October 2014 and Executive Vice President and President of the Fasteners division of Precision Castparts Corp. from January 2009 through November 2011.

Mr. Lisman was appointed Co-Chief Operating Officer in May 2023. Prior to that, Mr. Lisman served as Chief Financial Officer from July 2018 to May 2023, Vice President—Mergers and Acquisitions from January 2018 through June 2018, Business Unit Manager for the Air & Fuel Valves business unit at Aero Fluid Products, a wholly-owned subsidiary of TransDigm Inc., from January 2017 to January 2018 and Director of Mergers and Acquisitions of the Company from November 2015 to January 2017.

Mr. Reiss was appointed Co-Chief Operating Officer in May 2023, Prior to that, Mr. Reiss served as Executive Vice President from 2015 to 2023, President of Hartwell Corporation from 2012 to 2015, President of Skurka Aerospace from 2010 to 2012, and Director of Operations at Adams Rite Aerospace.

Ms. Wynne was appointed Chief Financial Officer in May 2023. Prior to that, Ms. Wynne served as Chief Accounting Officer from November 2018 to May 2023, Group Controller from April 2015 to October 2018, as Controller of the Aero Fluid Products division of AeroControlex Group, Inc., a wholly-owned subsidiary of TransDigm Inc., from October 2009 to March 2015, and previously in other accounting roles with the Company.

Ms. Warren was appointed General Counsel, Chief Compliance Officer, and Secretary in February 2023. Ms. Warren served as Associate General Counsel from December 2018 until February 2023. Prior to joining TransDigm, Ms. Warren served as General Counsel to companies in the manufacturing and renewable energy sectors.