Onto Innovation Inc. announced effective March 15, 2024, the Board of Directors of the company elected Susan Lynch to the Board for a term continuing until the 2024 Annual Meeting of Stockholders, when all directors will be subject to election by stockholders. With this appointment the Board increased the size of the Board from the current eight members to nine members. Ms. Lynch served as the senior vice president and chief financial officer at V2X Inc. (formerly Vectrus Inc.) from August 2019 to September 2023.

From April 2016 to July 2019, Ms. Lynch was the executive vice president and chief financial officer for Sungard Availability Services. Before joining Sungard AS, from 2007 to 2015, Ms. Lynch was the executive vice president and chief financial officer for Hitachi Vantara (formerly Hitachi Data Systems). From 2005 to 2007, Ms. Lynch was vice president and chief financial officer of Raytheon Technical Services.

Before joining Raytheon, Ms. Lynch held a number of roles of increasing financial responsibility with Honeywell International Inc. from 1984 to 2005. Ms. Lynch received her B.A. in accounting and business administration from MidAmerica Nazarene University. She is also a certified public accountant.

Ms. Lynch has also served on the board of directors of Allegro MicroSystems Inc. since 2021. Ms. Lynch has been appointed to the Audit Committee and the M&A Committee of the Board.