Dr. Low became Axcelis President and Chief Executive Officer in May 2023, also joining the Company s Board at that time. Dr. Low joined Axcelis in October 2016, first serving as Executive Vice President, Engineering and then as Executive Vice President, Global Customer and Engineering Operations, effective January 2021. Prior to joining the Company, Dr. Low held the position of Vice President of Engineering, MOCVD Business Unit at Veeco Instruments Inc. since 2013, prior to which he was Veeco s Senior Director of Engineering, Molecular Beam Epitaxy Business Unit, beginning in 2012. From 2003 to 2012, Dr. Low held a number of positions at Varian Semiconductor Equipment Associates, most recently as Director of Technology. Prior to that, Dr. Low held engineering positions in the thermal processing and ion implant divisions of Applied Materials, Inc. Dr. Low joined the North American Advisory Board (NAAB) of SEMI International in 2023 and the Massachusetts High Tech Council Board in 2024. Dr. Low s technical understanding and extensive management experience at the Company, and more broadly in our industry, contributed to his selection as Axcelis Chief Executive Officer and President beginning in May 2023. As such, Dr. Low s contributions to Board discussions are essential as the Company moves forward. The Board highly values his contributions in these roles.