Mr. Breen has served as the non-executive Chairman of the Board of Directors of DuPont since November 1, 2025. Previously, he served as Executive Chairman of the Company from June 1, 2019 until November 1, 2025 and as its Chief Executive Officer from February 17, 2020 to May 31, 2024, and as Chief Executive Officer of DowDuPont from September 1, 2017 to May 31, 2019. He was named Interim Chairman of the EID Board and Chief Executive Officer on October 16, 2015, assuming those roles permanently on November 9, 2015.
He served as Chairman (July 2002 to March 2016) and Chief Executive Officer (July 2002 to September 2012) of Tyco International, plc, a leading global provider of security products and services, fire detection and suppression products and services and life safety products. Prior to joining Tyco, Mr. Breen held senior management positions at Motorola, including as President, and General Instrument Corporation, including as Chairman, President and Chief Executive Officer.